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JK5950
120V 60HZAC IN
H6555/W6555
9. . . . . .1
F DECK P.C.B
G DECK MECHANISM P.C.B
. . . . . . . . . .
13
1. . . . . . . . . .
14
2
M7302SPINDLE MOTOR
OPTICAL PICKUP
CS100112345
1 . . . 92 . . . 10
1 5
CN1001
23
4
CS1002
MO
TO
R CN971
CN7001
. . .
. . .
. . .
. .
. . .
. . .
. . .
. .
12
1516
PbF
SOLDER SIDE
SOLDER SIDE
PbF
PbF
T5951 SUB-TRANSFORMER
T5950POWER TRANSFORMER
PHO
NE
MUSICPORT
C PANEL P.C.BSOLDER SIDE
PbF
(DECK 2)R/P HEAD (DECK 1)
PLAYBACK HEAD
TRAVERSE MOTORM7301
A CD SERVO P.C.B
M
M
CN7002
. . . . . . . . . . . .. . . . . . . . .
12
1617
PbF
SOLDER SIDE
SOLDER SIDEB MAIN P.C.B
FM ANT AM ANT
JK2601
H TUNER PACKP.C.B
TUNER PACK
PbF
CN28091
12. . . . . . . .
1
12. . . . . . . .
CN2808
CN280314 . . . . . . .213 . . . . . . .1
CN295110 . . . 2
9 . . . 1
29 . . . . . . . . . . . . .130 . . . . . . . . . . . . 2
CN2806
CN2805
JK5102 JK51011
. . . . . . . . . .
15
2
. . . . . . .
14
12
17 16
. . . . . .. . . . . . . .
CN2801
1 2
To FanCN2810
FAN MOTOR
21
BLACKRED
SENSO
R
Z6481
JK6551
JK6751VO
LUM
E
VR6491
CN6601
. . . . . . . . . . . . . . . . . . . .
30
2
. . . . . . . . . . . . . . . . . . . .
29
1
E POWER P.C.BSOLDER SIDE
LEFTSPEAKER
SUBWOOFER
RIGHTSPEAKER
H5104/W5104
9. . . . . . . .
1CN51031. . . . . . . . .
12
CN51021. . . . . . . . .12
CAUTIONRISK OF ELECTRIC SHOCKAC VOLTAGE LINE.PLEASE DO NOT TOUCH THIS P.C.B
D TRANSFORMER P.C.BSOLDER SIDE
CN5951
. . . . . . .
1
99 . . . . . . . . .1
CN5950
PbF
To CRS1 (CN1)
W100212 - +
CD SIGNAL
RCH
B
B
B
B
B
B
B BBB B
B
B
B
B
B
B B
M7302SPINDLEMOTOR
M7301TRAVERSEMOTOR
M
M
T-
T+
F+
F-
PHOTO DETECTOR
OPTICAL PICKUP
SEMICONDUCTORLASER
Q7601
LASER�POWER DRIVE
FOCUS COIL
TRACKING�COIL
B
B
B
B
E
F
B
A
LPD
LD
C
D
B
A
B
F
E
MN6627954MA
SERVO PROCESSOR/DIGITAL SIGNAL �PROCESSOR/DIGITAL FILTER�D/A CONVERTER
IC7001
A, B, C, D, E, F
TOMAINBLOCK
A
X7201
IC7002
BA5948FPE2
IN4 27 TRP
IN3 28 FOP
IN2 1 TRVP
IN1 3 SPOUT
PC2 2
VREF 26
D4-18
D4+17
D3-16
D3+15
D2+14
D2-13
D1+12
D1-11
PC1 4 PCMUTE[CH1]
LEVELSHIFT
LEVELSHIFT
LEVELSHIFT
LEVELSHIFT
[CH3]
[CH4]
[CH2]
[CH1]
MUTE[CH2]
4 CH DRIVE
TRV+
TRV-
SP-
SP+
79
81 80 70 69 67 68 51 53 52 54 55
82
61
72
47
35~40
31
42
41
49
48
45
43
33
32
34
44
22
21
24
25
23
29
30
66 57
AVSS1
TX
SRVMON1
SRVMON0
NTEST
NRST
AVDD2
AVSS2
ARFFBARFF
LD
/RST
LPD
ARFF
PC
SPOUT
TRVP
TRP
FOP
ARFOUT
ARFDC
RFOUT
RFIN
CENV
CTRCRS
OSCIN
VREF
RFENV
PC
SPOUT
TRVP
TRP
FOP
LD
PD
A,B,C,D,E,F
NSRVMONON
NTEST2
MDATA
ARFIN
ARFF
BLKCK
IREF
DSLF
PLLF
PLLFO
TXTCK
(SBCK)
PRAMVDD33
PRAMVSS33
D0~D15
A0~A11
BA0,BA1
TXTD
DQSY
(SUBC)
(TXNCLDCK)
BLKCK
FLAG65
71
20
18
83~92,94~99
1~7,11~15
16,17
NWE,NCAS 8,9
63
64
62
NRAS,SDRCK
(LRCK)
(BCLK)
(SRDATA)
EXT0
EXT2
EXT1
10,100
(DVDD2) 76
MCLK
MLD
STAT
(PMCK)
(SMCK)
X2
X1
AVDD1
OUTR
OUTL
58
IOVDD1
77
IOVDD2
27
DRVDD
93
DVDD1
28
DVDD2
76
DVSS1
26
DVSS2
78
DVSS3
6059 56
46
50
CMOSRF
AMPLIFIER
TIMINGGENERATOR
[GEN]
SUBCODEINTERFACE[DEMECC]
1MbitDRAM
REGULATOR
EFM DEMODUALTIONSYNC INTERPOLATIONCIRC ECCCDROM ECC[DEMECC]
MICRO COMPUTERINTERFACE
[MCIF]
DSL/PLL/VCO[DSLPLL]
SPINDLECPU�[DSV]
SERVOCPU�[DSV]
CIRC RAM
BUS CONTROL UNIT[BCU]
MP3/WMADECORDER
FSCONVERTER
[FSC]
SERIAL OUTPUTINTERFACE
[DAO]
DIGITAL FILTER1bitDAC
PWM LOGIC[DF, MASH]
ANALOGLOWPASSFILTER
DIGITALOUT
OUTPUTPORT
A/DCONVERTER
MLD
MCLK
MDATA
STAT
RCH
CD SIGNAL
RCH
RCH
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
5
3
2
6
1
7
IC2601
C1BB00000962FM/AM IF AMP,DET/AM OSC,MIX/FM MPX
SD
ST
SHIFT REGISTER LATCH
12
SWALLOW COUNTER1/6,1/17,4 BITS
12 BITS PROGRAMMABLEDIVIDER
REFERENCEDIVIDER
C2BI/F
PLLCLK
PLLDA
ST/DO
CE
X2603
ST/DO
SD
S-CURVE
REG
FMIF FM
DET
AMOSC
LEVELDET
BUFFER
ALC DECODER
STEREOSWITCH
AM�DET
AMIF
TUNING�DRIVE
AM/FMIF
BUFFER COMP
REG
VCO
AMMIX
AM�RMAMP
AGC
PHASEDET
PILOTDET
FF FF FF
PILOTCANCEL
(FM)
TUNER�15V
SUPPLYSWITCH
Q2606
POWER ONRESET
UNIVERSALCOUNTER
UNLOCKDETECTOR
PHASE DETECTORCHARGE PUMP
TOCDDRIVEBLOCK
PLL FREQUENCYSYNTHESIZER
C1CB00001937
IC2602
X2602
11
15
18
17
16
19 10 7 6 9 8
4CL
3DI
2CE
5DO
13
12
14
20
1
L2602D2602L2601
2324 22 21 20 19 18 17 16 1415 13
1 2 3 4 65 7 8 9 10 11 12
FMIF AMP
Q2601
A
CF2601 CF2602
FMANT
Z2620
8
(FM)
MIXER
OSC BUFFER
6
5
1 7
AMIFT
Z2602
AMANT
AN7348S-E1P.B EQ/REC AMP/ALC/TPS AMP
IC1001
C1AA00000612
R/P SELECT
IC1004
Q1003
SWITCHING(BEAT PROOF/
RECH)
L1002
BIAS OSC�CONTROL
Q1004, Q1005,Q1007
NOR/CrO &HI/LO LOGIC
LOGIC�REC/PB
RIPPLE�REJECTION
LOGIC L/H
ALC
Q2978
D951
CONTROLSWITCH
PLUNGER�SUPPLY SWITCH/PLUNGER:ON/OFF
SWITCH
PLUNGER�SUPPLY SWITCH/PLUNGER:ON/OFF
SWITCH
95
PHOTO_2
IC951
PHOTOINTERRUPTER
CNB13030R2AUIC971
PHOTOINTERRUPTER
CNB13030R2AU
97
PHOT0_1
56
PLG1
Q2957,Q2958Q2959,Q2960
57
PLG2
60
DECK1_H
10
16
14
13
11
6
19
15
12
21(4)
22(3)
17(8)
1(2)
24(23)
18(7)
9
3
5
2
4
59
REC
Q2980
DECK�MOTORSWITCH
58
MTR
20(5)
M1002
S951
MODE
52
HALF_1
53
MODE_1
S952
HALF
Z971INTERFACE
91
DECK2
S972
HALF
S975
RECINH_F
S971
MODE
IC2801 MICROPROCESSOR
D971
(DECK 2)R/P HEAD
LCH
B
Q1017
MOTORSWITCH
M
(DECK 2)ERASE HEAD
(DECK 1)P.B. HEAD
LCH
IC2803
C1BB00001121
AUDIO SOUND PROCESSOR
S6101~S6108,S6201~S6207,S6302~S6307
Q2317 (Q2417)
Q2341 (Q2441)
Q5153
Q5154
HP_L(R)
METERCONTROLSWITCH
MUTING�CONTROL
MUTING�CONTROL
MUTING�CONTROL
HEADPHONEMUTING
FANSWITCH
PCONTSWITCH
MODESWITCH
SWITCH
AGCCONTROLSWITCH
Q2511
Q2411(Q2311)
Q2142(Q2242)
DATA
40
CLK
39
26
ASP_DAT
27
ASP_CLK
47
DCDET
IN-L1(R1)
IN-L3(R3)
IN-L2(R2)
1(2)
3(4)
REC-L(R)53(17)
GV-OUT-L(R)54(16)
IN_L4(R4)7(8)
5(6)
42(37)L-OUT(R-OUT)
D2503
20SYNC
7F_HOP
F_HOP
6STANDBY
STANDBY
F_HOP
SYNC
46PCONT/EFP_/CE
PCONT/EFP_/CE
PCONT/EFP_/CE
KEY3
92 ~ 94
KEY1
D2811
40
MUTE_A
IC2801 MICROPROCESSOR
39MUTE_DA
IC2804
C0AABB000125
IC OP-AMP
D2813
Q2948,Q2949
Q5201
Q5202
X5202
X5201
1
LM_1
(NOT SUPPLIED)E-EPROM
IC2871
5 4 3
43
EE_DAT
42
EE_CLK
41
EE_CS
6
Q2942,Q2943
FANMOTORDRIVE
DC DETECT�SWITCH
HOPPINGSWITCH
HOPPINGSWITCH
M
FILTER
2(6)1(7)
3(5)
T5950
Q5950
SYNC
DC_DET
DC_DET
FAN
FAN
HP_SW
HP_SW
PA_SW
PA_SW
JK6551HEADPHONE
JK6751MUSIC PORT INPUT
VOLTAGEREGULATOR
(-VP)
CURRENT CONTROL SWITCH/26V VOLTAGE REGULATOR
CURRENT CONTROL SWITCH/SWITCH/
VOLTAGE REGULATOR
DECK CONTROL SWITCH/SUPPLY CONTROL SWITCH/PCONT CONTROL SWITCH
D5959
Q5951 POWERTRANSFORMER
T5951
PCONTCONTROL
F1
Q5953
D5961~D5964
D5961~D5964�D5986,D5987Q5115
Q5952
SYSTEM 6V�VOLTAGE
REGULATOR
JK5950�AC INLET
L5950LINE FILTER
D5950~D5953
FP5950
FP5940
SUB�
TRANSFORMER
D5954~D5957Q5112~Q5114
5.7V VOLTAGEREGULATOR
15V VOLTAGEREGULATOR
CURRENT STABLISER/LIMITER SWITCH/
11V VOLTAGE REGULATOR
Q5101,Q5110Q5111
FP5920Q5102,Q5108,Q5109
Q2950~Q2952
C1BA00000407
2-CH DIGITAL AMP
IC5301
11(13)VSSP1(2)
8(16)VDDP1(2)
IN1+
IN1-
2
3
IN2-21
IN1-3
IN2-21
IN2+22
OSC1
MODE
BOOT1(O
UT1)
L5301
BOOT2(O
UT2)
23
9(10)
15(16)
C1BA00000407
2-CH DIGITAL AMP
IC5401
11(13)VSSP1(2)
8(16)VDDP1(2)
IN1+2
IN2+22
OSC1
MODE
BOOT1(O
UT1)
L5401
BOOT2(O
UT2)
23
9(10)
15(16)
IN1-3
IN2-21
C1BA00000407
2-CH DIGITAL AMP
IC5501
11(13)VSSP1(2)
8(16)VDDP1(2)
IN1+2
IN2+22
OSC1
MODE
BOOT1(O
UT1)
L5501
BOOT2(O
UT2)
23
9(10)
15(16)
C0JBAB000011
LOGIC IC
IC5201
1
2
5
3(6)
10
SYNCHRONISING�SWITCH
MUTE_D_AMP
MUTE_D_AMP
Q5173
Q5103,Q5104
STANDBY
Z5950
RL5950
TOFL DISPLAY
LEFT CH(6 W)
RIGHT CH(6 W)
D5126
JK5101�(JK5102)
SUBWOOFER
LCH
LCH
: MAIN SIGNAL LINE
: FM OSC SIGNAL LINE
: FM SIGNAL LINE
: CD SIGNAL LINE
: AM OSC SIGNAL LINE
: AUX SIGNAL LINE
: AM SIGNAL LINE
: FM/AM SIGNAL LINE
: CD-DA (AUDIO/VIDEO) SIGNAL LINE
: PLAYBACK SIGNAL LINE
: RECORD SIGNAL LINE
SIGNAL LINES
( ) Indicates the Pin No. of Right Channel. NOTE : Signal Lines are applicable to the Left Channel only.
MLD
MCLK
CE
MDATA
SD
BLKCK
PLLCLK
ST/DO
/RST
STAT
B
CD_RST
Z6481�REMOTE SENSOR
JOG VOLVR6491
IC2801C2CBYY000066 C2CBYY000066MICROPROCESSOR
S7201RESETSWITCH
QR6457
LED�DRIVE
VOL_LED
66
70
FL_CS
71
FL_DOUT
74 72
FL_CLK
RMT
18
D6462
B
QR6459
LED�DRIVE
65
D6459
MLD76
77
78
3
MDATA
MCLK
22
SD
21
ST/DO
78
STATUS
PLLCE
5
PLLCK
X_OUT
13
X_IN
15
V_JOG_A
67
V_JOG_B
68
/RESTSW
82
X2802X2801
XC_IN
10
XC_OUT
11
19
BLKCK
25~405~16,24
FL10
C0HBB0000039
FL DRIVER
IC6601
STB
DIN
CLK
9 7 8
FL40
FL25
FL24
FROM POWERTRANSFORMER
GR1
GR12
31~42 14~22,23~29
SG1
SG16FL6602
FL DISPLAY
B
Q2501
CD STATUS�
INTERFACE
BLKCK
INTERFACE
SWITCH
Q2907
Q2906
FILTER
TOCD LOADING CIRCUIT
84
CHG_CW
85
CHG_CCW
80
HOME_SW
86
ST_SW
83
OPEN_SW
82
CLOSE_SW
87
PLAY_SW
90
UP_SENSOR
89
BOTTOM_SW
81
SPEED
C2CBYY000066
RF AMP
B
QR6460
LED�DRIVE
73
D6460,�D6463
H.BASS_LED
SW_LED
IC2810
C0ABBB000244DUAL OP-AMP
MUTING�SWITCH
SUPPLYCONTROL
LEVEL�CONTROLSWITCH
Q2551,�Q2552
Q2553,�Q2554
Q2555
24(25)
SW_LV-1(2)
RCH
CD SIGNAL
RCH
RCH
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
5
3
2
6
1
7
IC2601
C1BB00000962FM/AM IF AMP,DET/AM OSC,MIX/FM MPX
SD
ST
SHIFT REGISTER LATCH
12
SWALLOW COUNTER1/6,1/17,4 BITS
12 BITS PROGRAMMABLEDIVIDER
REFERENCEDIVIDER
C2BI/F
PLLCLK
PLLDA
ST/DO
CE
X2603
ST/DO
SD
S-CURVE
REG
FMIF FM
DET
AMOSC
LEVELDET
BUFFER
ALC DECODER
STEREOSWITCH
AM�DET
AMIF
TUNING�DRIVE
AM/FMIF
BUFFER COMP
REG
VCO
AMMIX
AM�RMAMP
AGC
PHASEDET
PILOTDET
FF FF FF
PILOTCANCEL
(FM)
TUNER�15V
SUPPLYSWITCH
Q2606
POWER ONRESET
UNIVERSALCOUNTER
UNLOCKDETECTOR
PHASE DETECTORCHARGE PUMP
TOCDDRIVEBLOCK
PLL FREQUENCYSYNTHESIZER
C1CB00001937
IC2602
X2602
11
15
18
17
16
19 10 7 6 9 8
4CL
3DI
2CE
5DO
13
12
14
20
1
L2602D2602L2601
2324 22 21 20 19 18 17 16 1415 13
1 2 3 4 65 7 8 9 10 11 12
FMIF AMP
Q2601
A
CF2601 CF2602
FMANT
Z2620
8
(FM)
MIXER
OSC BUFFER
6
5
1 7
AMIFT
Z2602
AMANT
AN7348S-E1P.B EQ/REC AMP/ALC/TPS AMP
IC1001
C1AA00000612
R/P SELECT
IC1004
Q1003
SWITCHING(BEAT PROOF/
RECH)
L1002
BIAS OSC�CONTROL
Q1004, Q1005,Q1007
NOR/CrO &HI/LO LOGIC
LOGIC�REC/PB
RIPPLE�REJECTION
LOGIC L/H
ALC
Q2978
D951
CONTROLSWITCH
PLUNGER�SUPPLY SWITCH/PLUNGER:ON/OFF
SWITCH
PLUNGER�SUPPLY SWITCH/PLUNGER:ON/OFF
SWITCH
95
PHOTO_2
IC951
PHOTOINTERRUPTER
CNB13030R2AUIC971
PHOTOINTERRUPTER
CNB13030R2AU
97
PHOT0_1
56
PLG1
Q2957,Q2958Q2959,Q2960
57
PLG2
60
DECK1_H
10
16
14
13
11
6
19
15
12
21(4)
22(3)
17(8)
1(2)
24(23)
18(7)
9
3
5
2
4
59
REC
Q2980
DECK�MOTORSWITCH
58
MTR
20(5)
M1002
S951
MODE
52
HALF_1
53
MODE_1
S952
HALF
Z971INTERFACE
91
DECK2
S972
HALF
S975
RECINH_F
S971
MODE
IC2801 MICROPROCESSOR
D971
(DECK 2)R/P HEAD
LCH
B
Q1017
MOTORSWITCH
M
(DECK 2)ERASE HEAD
(DECK 1)P.B. HEAD
LCH
IC2803
C1BB00001121
AUDIO SOUND PROCESSOR
S6101~S6108,S6201~S6207,S6302~S6307
Q2317 (Q2417)
Q2341 (Q2441)
Q5153
Q5154
HP_L(R)
METERCONTROLSWITCH
MUTING�CONTROL
MUTING�CONTROL
MUTING�CONTROL
HEADPHONEMUTING
FANSWITCH
PCONTSWITCH
MODESWITCH
SWITCH
AGCCONTROLSWITCH
Q2511
Q2411(Q2311)
Q2142(Q2242)
DATA
40
CLK
39
26
ASP_DAT
27
ASP_CLK
47
DCDET
IN-L1(R1)
IN-L3(R3)
IN-L2(R2)
1(2)
3(4)
REC-L(R)53(17)
GV-OUT-L(R)54(16)
IN_L4(R4)7(8)
5(6)
42(37)L-OUT(R-OUT)
D2503
20SYNC
7F_HOP
F_HOP
6STANDBY
STANDBY
F_HOP
SYNC
46PCONT/EFP_/CE
PCONT/EFP_/CE
PCONT/EFP_/CE
KEY3
92 ~ 94
KEY1
D2811
40
MUTE_A
IC2801 MICROPROCESSOR
39MUTE_DA
IC2804
C0AABB000125
IC OP-AMP
D2813
Q2948,Q2949
Q5201
Q5202
X5202
X5201
1
LM_1
(NOT SUPPLIED)E-EPROM
IC2871
5 4 3
43EE_DAT
42
EE_CLK
41
EE_CS
6
Q2942,Q2943
FANMOTORDRIVE
DC DETECT�SWITCH
HOPPINGSWITCH
HOPPINGSWITCH
M
FILTER
2(6)1(7)
3(5)
T5950
Q5950
SYNC
DC_DET
DC_DET
FAN
FAN
HP_SW
HP_SW
PA_SW
PA_SW
JK6551HEADPHONE
JK6751MUSIC PORT INPUT
VOLTAGEREGULATOR
(-VP)
CURRENT CONTROL SWITCH/26V VOLTAGE REGULATOR
CURRENT CONTROL SWITCH/SWITCH/
VOLTAGE REGULATOR
DECK CONTROL SWITCH/SUPPLY CONTROL SWITCH/PCONT CONTROL SWITCH
D5959
Q5951 POWERTRANSFORMER
T5951
PCONTCONTROL
F1
Q5953
D5961~D5964
D5961~D5964�D5986,D5987Q5115
Q5952
SYSTEM 6V�VOLTAGE
REGULATOR
JK5950�AC INLET
L5950LINE FILTER
D5950~D5953
FP5950
FP5940
SUB�
TRANSFORMER
D5954~D5957Q5112~Q5114
5.7V VOLTAGEREGULATOR
15V VOLTAGEREGULATOR
CURRENT STABLISER/LIMITER SWITCH/
11V VOLTAGE REGULATOR
Q5101,Q5110Q5111
FP5920Q5102,Q5108,Q5109
Q2950~Q2952
C1BA00000407
2-CH DIGITAL AMP
IC5301
11(13)VSSP1(2)
8(16)VDDP1(2)
IN1+
IN1-
2
3
IN2-21
IN1-3
IN2-21
IN2+22
OSC1
MODE
BOOT1(O
UT1)
L5301
BOOT2(O
UT2)
23
9(10)
15(16)
C1BA00000407
2-CH DIGITAL AMP
IC5401
11(13)VSSP1(2)
8(16)VDDP1(2)
IN1+2
IN2+22
OSC1
MODE
BOOT1(O
UT1)
L5401
BOOT2(O
UT2)
23
9(10)
15(16)
IN1-3
IN2-21
C1BA00000407
2-CH DIGITAL AMP
IC5501
11(13)VSSP1(2)
8(16)VDDP1(2)
IN1+2
IN2+22
OSC1
MODE
BOOT1(O
UT1)
L5501
BOOT2(O
UT2)
23
9(10)
15(16)
C0JBAB000011
LOGIC IC
IC5201
1
2
5
3(6)
10
SYNCHRONISING�SWITCH
MUTE_D_AMP
MUTE_D_AMP
Q5173
Q5103,Q5104
STANDBY
Z5950
RL5950
TOFL DISPLAY
LEFT CH(6 W)
RIGHT CH(6 W)
D5126
JK5101�(JK5102)
SUBWOOFER
LCH
LCH
: MAIN SIGNAL LINE
: FM OSC SIGNAL LINE
: FM SIGNAL LINE
: CD SIGNAL LINE
: AM OSC SIGNAL LINE
: AUX SIGNAL LINE
: AM SIGNAL LINE
: FM/AM SIGNAL LINE
: CD-DA (AUDIO/VIDEO) SIGNAL LINE
: PLAYBACK SIGNAL LINE
: RECORD SIGNAL LINE
SIGNAL LINES
( ) Indicates the Pin No. of Right Channel. NOTE : Signal Lines are applicable to the Left Channel only.
MLD
MCLK
CE
MDATA
SD
BLKCK
PLLCLK
ST/DO
/RST
STAT
B
CD_RST
Z6481�REMOTE SENSOR
JOG VOLVR6491
IC2801C2CBYY000066 C2CBYY000066MICROPROCESSOR
S7201RESETSWITCH
QR6457
LED�DRIVE
VOL_LED
66
70
FL_CS
71
FL_DOUT
74 72
FL_CLK
RMT
18
D6462
B
QR6459
LED�DRIVE
65
D6459
MLD76
77
78
3
MDATA
MCLK
22
SD
21
ST/DO
78
STATUS
PLLCE
5
PLLCK
X_OUT
13
X_IN
15
V_JOG_A
67
V_JOG_B
68
/RESTSW
82
X2802X2801
XC_IN
10
XC_OUT
11
19
BLKCK
25~405~16,24
FL10
C0HBB0000039
FL DRIVER
IC6601
STB
DIN
CLK
9 7 8
FL40
FL25
FL24
FROM POWERTRANSFORMER
GR1
GR12
31~42 14~22,23~29
SG1
SG16FL6602
FL DISPLAY
B
Q2501
CD STATUS�
INTERFACE
BLKCK
INTERFACE
SWITCH
Q2907
Q2906
FILTER
TOCD LOADING CIRCUIT
84
CHG_CW
85
CHG_CCW
80
HOME_SW
86
ST_SW
83
OPEN_SW
82
CLOSE_SW
87
PLAY_SW
90
UP_SENSOR
89
BOTTOM_SW
81
SPEED
C2CBYY000066
RF AMP
B
QR6460
LED�DRIVE
73
D6460,�D6463
H.BASS_LED
SW_LED
IC2810
C0ABBB000244DUAL OP-AMP
MUTING�SWITCH
SUPPLYCONTROL
LEVEL�CONTROLSWITCH
Q2551,�Q2552
Q2553,�Q2554
Q2555
24(25)
SW_LV-1(2)
RCH
CD SIGNAL
RCH
RCH
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
B
5
3
2
6
1
7
IC2601
C1BB00000962FM/AM IF AMP,DET/AM OSC,MIX/FM MPX
SD
ST
SHIFT REGISTER LATCH
12
SWALLOW COUNTER1/6,1/17,4 BITS
12 BITS PROGRAMMABLEDIVIDER
REFERENCEDIVIDER
C2BI/F
PLLCLK
PLLDA
ST/DO
CE
X2603
ST/DO
SD
S-CURVE
REG
FMIF FM
DET
AMOSC
LEVELDET
BUFFER
ALC DECODER
STEREOSWITCH
AM�DET
AMIF
TUNING�DRIVE
AM/FMIF
BUFFER COMP
REG
VCO
AMMIX
AM�RMAMP
AGC
PHASEDET
PILOTDET
FF FF FF
PILOTCANCEL
(FM)
TUNER�15V
SUPPLYSWITCH
Q2606
POWER ONRESET
UNIVERSALCOUNTER
UNLOCKDETECTOR
PHASE DETECTORCHARGE PUMP
TOCDDRIVEBLOCK
PLL FREQUENCYSYNTHESIZER
C1CB00001937
IC2602
X2602
11
15
18
17
16
19 10 7 6 9 8
4CL
3DI
2CE
5DO
13
12
14
20
1
L2602D2602L2601
2324 22 21 20 19 18 17 16 1415 13
1 2 3 4 65 7 8 9 10 11 12
FMIF AMP
Q2601
A
CF2601 CF2602
FMANT
Z2620
8
(FM)
MIXER
OSC BUFFER
6
5
1 7
AMIFT
Z2602
AMANT
AN7348S-E1P.B EQ/REC AMP/ALC/TPS AMP
IC1001
C1AA00000612
R/P SELECT
IC1004
Q1003
SWITCHING(BEAT PROOF/
RECH)
L1002
BIAS OSC�CONTROL
Q1004, Q1005,Q1007
NOR/CrO &HI/LO LOGIC
LOGIC�REC/PB
RIPPLE�REJECTION
LOGIC L/H
ALC
Q2978
D951
CONTROLSWITCH
PLUNGER�SUPPLY SWITCH/PLUNGER:ON/OFF
SWITCH
PLUNGER�SUPPLY SWITCH/PLUNGER:ON/OFF
SWITCH
95
PHOTO_2
IC951
PHOTOINTERRUPTER
CNB13030R2AUIC971
PHOTOINTERRUPTER
CNB13030R2AU
97
PHOT0_1
56
PLG1
Q2957,Q2958Q2959,Q2960
57
PLG2
60
DECK1_H
10
16
14
13
11
6
19
15
12
21(4)
22(3)
17(8)
1(2)
24(23)
18(7)
9
3
5
2
4
59
REC
Q2980
DECK�MOTORSWITCH
58
MTR
20(5)
M1002
S951
MODE
52
HALF_1
53
MODE_1
S952
HALF
Z971INTERFACE
91
DECK2
S972
HALF
S975
RECINH_F
S971
MODE
IC2801 MICROPROCESSOR
D971
(DECK 2)R/P HEAD
LCH
B
Q1017
MOTORSWITCH
M
(DECK 2)ERASE HEAD
(DECK 1)P.B. HEAD
LCH
IC2803
C1BB00001121
AUDIO SOUND PROCESSOR
S6101~S6108,S6201~S6207,S6302~S6307
Q2317 (Q2417)
Q2341 (Q2441)
Q5153
Q5154
HP_L(R)
METERCONTROLSWITCH
MUTING�CONTROL
MUTING�CONTROL
MUTING�CONTROL
HEADPHONEMUTING
FANSWITCH
PCONTSWITCH
MODESWITCH
SWITCH
AGCCONTROLSWITCH
Q2511
Q2411(Q2311)
Q2142(Q2242)
DATA
40
CLK
39
26
ASP_DAT
27
ASP_CLK
47
DCDET
IN-L1(R1)
IN-L3(R3)
IN-L2(R2)
1(2)
3(4)
REC-L(R)53(17)
GV-OUT-L(R)54(16)
IN_L4(R4)7(8)
5(6)
42(37)L-OUT(R-OUT)
D2503
20SYNC
7F_HOP
F_HOP
6STANDBY
STANDBY
F_HOP
SYNC
46PCONT/EFP_/CE
PCONT/EFP_/CE
PCONT/EFP_/CE
KEY3
92 ~ 94
KEY1
D2811
40
MUTE_A
IC2801 MICROPROCESSOR
39MUTE_DA
IC2804
C0AABB000125
IC OP-AMP
D2813
Q2948,Q2949
Q5201
Q5202
X5202
X5201
1
LM_1
(NOT SUPPLIED)E-EPROM
IC2871
5 4 3
43
EE_DAT
42
EE_CLK
41
EE_CS
6
Q2942,Q2943
FANMOTORDRIVE
DC DETECT�SWITCH
HOPPINGSWITCH
HOPPINGSWITCH
M
FILTER
2(6)1(7)
3(5)
T5950
Q5950
SYNC
DC_DET
DC_DET
FAN
FAN
HP_SW
HP_SW
PA_SW
PA_SW
JK6551HEADPHONE
JK6751MUSIC PORT INPUT
VOLTAGEREGULATOR
(-VP)
CURRENT CONTROL SWITCH/26V VOLTAGE REGULATOR
CURRENT CONTROL SWITCH/SWITCH/
VOLTAGE REGULATOR
DECK CONTROL SWITCH/SUPPLY CONTROL SWITCH/PCONT CONTROL SWITCH
D5959
Q5951 POWERTRANSFORMER
T5951
PCONTCONTROL
F1
Q5953
D5961~D5964
D5961~D5964�D5986,D5987Q5115
Q5952
SYSTEM 6V�VOLTAGE
REGULATOR
JK5950�AC INLET
L5950LINE FILTER
D5950~D5953
FP5950
FP5940
SUB�
TRANSFORMER
D5954~D5957Q5112~Q5114
5.7V VOLTAGEREGULATOR
15V VOLTAGEREGULATOR
CURRENT STABLISER/LIMITER SWITCH/
11V VOLTAGE REGULATOR
Q5101,Q5110Q5111
FP5920Q5102,Q5108,Q5109
Q2950~Q2952
C1BA00000407
2-CH DIGITAL AMP
IC5301
11(13)VSSP1(2)
8(16)VDDP1(2)
IN1+
IN1-
2
3
IN2-21
IN1-3
IN2-21
IN2+22
OSC1
MODE
BOOT1(O
UT1)
L5301
BOOT2(O
UT2)
23
9(10)
15(16)
C1BA00000407
2-CH DIGITAL AMP
IC5401
11(13)VSSP1(2)
8(16)VDDP1(2)
IN1+2
IN2+22
OSC1
MODE
BOOT1(O
UT1)
L5401
BOOT2(O
UT2)
23
9(10)
15(16)
IN1-3
IN2-21
C1BA00000407
2-CH DIGITAL AMP
IC5501
11(13)VSSP1(2)
8(16)VDDP1(2)
IN1+2
IN2+22
OSC1
MODE
BOOT1(O
UT1)
L5501
BOOT2(O
UT2)
23
9(10)
15(16)
C0JBAB000011
LOGIC IC
IC5201
1
2
5
3(6)
10
SYNCHRONISING�SWITCH
MUTE_D_AMP
MUTE_D_AMP
Q5173
Q5103,Q5104
STANDBY
Z5950
RL5950
TOFL DISPLAY
LEFT CH(6 W)
RIGHT CH(6 W)
D5126
JK5101�(JK5102)
SUBWOOFER
LCH
LCH
: MAIN SIGNAL LINE
: FM OSC SIGNAL LINE
: FM SIGNAL LINE
: CD SIGNAL LINE
: AM OSC SIGNAL LINE
: AUX SIGNAL LINE
: AM SIGNAL LINE
: FM/AM SIGNAL LINE
: CD-DA (AUDIO/VIDEO) SIGNAL LINE
: PLAYBACK SIGNAL LINE
: RECORD SIGNAL LINE
SIGNAL LINES
( ) Indicates the Pin No. of Right Channel. NOTE : Signal Lines are applicable to the Left Channel only.
MLD
MCLK
CE
MDATA
SD
BLKCK
PLLCLK
ST/DO
/RST
STAT
B
CD_RST
Z6481�REMOTE SENSOR
JOG VOLVR6491
IC2801C2CBYY000066 C2CBYY000066MICROPROCESSOR
S7201RESETSWITCH
QR6457
LED�DRIVE
VOL_LED
66
70
FL_CS
71
FL_DOUT
74 72
FL_CLK
RMT
18
D6462
B
QR6459
LED�DRIVE
65
D6459
MLD76
77
78
3
MDATA
MCLK
22
SD
21
ST/DO
78
STATUS
PLLCE
5
PLLCK
X_OUT
13
X_IN
15
V_JOG_A
67
V_JOG_B
68
/RESTSW
82
X2802X2801
XC_IN
10
XC_OUT
11
19
BLKCK
25~405~16,24
FL10
C0HBB0000039
FL DRIVER
IC6601
STB
DIN
CLK
9 7 8
FL40
FL25
FL24
FROM POWERTRANSFORMER
GR1
GR12
31~42 14~22,23~29
SG1
SG16FL6602
FL DISPLAY
B
Q2501
CD STATUS�
INTERFACE
BLKCK
INTERFACE
SWITCH
Q2907
Q2906
FILTER
TOCD LOADING CIRCUIT
84
CHG_CW
85
CHG_CCW
80
HOME_SW
86
ST_SW
83
OPEN_SW
82
CLOSE_SW
87
PLAY_SW
90
UP_SENSOR
89
BOTTOM_SW
81
SPEED
C2CBYY000066
RF AMP
B
QR6460
LED�DRIVE
73
D6460,�D6463
H.BASS_LED
SW_LED
IC2810
C0ABBB000244DUAL OP-AMP
MUTING�SWITCH
SUPPLYCONTROL
LEVEL�CONTROLSWITCH
Q2551,�Q2552
Q2553,�Q2554
Q2555
24(25)
SW_LV-1(2)
B1AAKD000014B1AARC000003B1ACKD000006
B1AAAC000016B1AAAD000015B1GCCFJJ0016B1GACFJJ0018
2SB0621AHA
B0BC5R000009
B1AABC000003B1AAGC000007
E
C
B
B1BACG000023B1BCCG000002
BC
E
B1DEGM000026
DS
G
2SB0709AHLB1ABCF000176B1ABGC000005B1ADCF000063B1GBCFJJ0051B1GDCFNA0001B1GBCFLL0037
B1ADCF000001B1GDCFJJ0047
BC
E
GS
D
C1AA00000612
C0ABBB000244 (8P)
1
5
1
AN7348S-E1 (24P)C0JBAB000011 (14P)C1BB00000962 (24P)C1CB00001937 (20P)
CathodeCa
A
Anode
B0ACCK000005
Cathode
Anode
Ca
A
B0ADCJ000020
Ca
A
Cathode
Anode
B3AAA0000583B3ACA0000234
B0ADCC000002
B0BC7R500001
CathodeCa
A
Anode
B0BC4R400016B0BC9R000008
A
Ca
Cathode
Anode
C1BB00001121 (100P)C2CBYY000066 (100P)C0HBB0000039 (44P)MN6627954MA (100P)
1
B0BA01900005
A
Ca
Anode
Cathde
1
28
15
14
7
2122
8
BA5948FPE2
A
Ca
Cathode
Anode
MAZ80560ML
EC
BE
CB
B1CECC000003
C1BA00000407
1
18
. . . . . . . . .
B0EAMM000038
A
Ca
Anode
Cathode
B0AACK000004
B0EAKM000122
1
48
5
C0AABB000125
A
A
Ca
Cathode
Anode
CaCathode
Anode
B0EAKM000117
B1AACF000064
EC
B
ECB
B0BA01100004B0BA01500003
A
Ca
Cathode
Anode
B0BA02600018
CNB13030R2AU (4P)
1
1
2
23
3
4
4
A
CaCathode
Anode
MA2C16500E
A
CaCathode
Anode
B0BA6R800008B0BA3R900006B0BA5R700008B0BA02400029B0BA02400030
AnodeCathode
A Ca
B3ACA0000302B3AAA0000884
1
B0CDBB000015B0CBAD000004
A
A B C D E F G
1
2
3
4
5
6
7
8
9
H I J K L M N O P
DECK P.C.B(REPX0331E)
DECK MECHANISM P.C.B(REPX0321A) TUNER PACK P.C.B (REP1999B)HF G
BC
EB
C
E
B
C
EB
C
E
BCE
CN971
S971MODE
S972HALF
D971J130
PL+
PL-
S975RECINH_F
Z971
J60
J140
R97
3
J90
R97
2
J150
IC971
J160
321
4
J13
PL+
PL-
J6
J14
R95
2
J3
J15
S951MODE
R95
3S952HALF
D951
IC951
J16
14
23
12
34
56
78
910
1234567
SO
LEN
OID
SO
LEN
OID
PbFPbF
PbF
1 12
1324
15
1
5
2
43
1
5
2
43
1
2
3
4
5
6
7
8
913
14 12
11
10
123
4 5 6
1
2
A CA A
G
S
D
A CA AA CA A
B C E
B C E
B C E
C1006C1009
C10
08
Q1003J1002
C10
07
C1002 C1026J1003
C1011
C1040C1034
Q10
17
C1044C10
43
J101
6
J100
8J1
009
C1010
J1111
J1011 J1020
J1012J1013
J1022
J1028
J1038
J101
4
J1033
J1023
J1021
J101
5
C10
46
Q1005
R10
07
W10
02
CS1002TO R/P HEAD
CS1001TO P/B HEAD
L1002
IC1004
C1041
CN1001
J101
0
J1004
C10
30
C1032
C1045
C10
33
C10
37
C1056C1031
C10
35 C1042
J1064
J1051
L100
1
Q10
04
J100
6
J9999
R10
05
R10
03
C1021
R1010
R10
97
R1004
C1016
R1060
C10
17
C1020
R1009
C1014C1013C1019
R10
18C
1057 C1038
C1036
R10
32R
1055
R1098
R1026
R10
13
C1018 R1014
R10
12
C10
23
C1027 R1019R1016 C1039
R10
30
C1015
C10
12C
1058
R1035
R10
57
R10
22
C10
50
C10
49
R10
49
R10
11Q
1007
R10
92
R10
91
R1087R1085
R1050
R10
84
R10
86
R1031
R1090
R10
17
C1022R1028
D10
03
R10
40
R1029
IC1001
R1015
R1002
R10
20
R1027
R10
25
C1059
R1024
R11
00R
1101
R1099
R11
02
TP10x
TP5x
TP11x
TP12x
TP3 x
TP4 x
J1054
J1047
J1048
J1052
0303A-20303A-20313C0313C
D1
R1
C1
Q1
R4
Q2
L1
R6
R5
D2
C3
C4
C5
C6
C7
C8
C9
C10
C11
R7
R8
R9
R10
Q3
Q4
D3
R11L2C2
R3
R2
J1
J2J3
J4
0066B-20066B-2
MAIN P.C.B (REPX0516S)B
A B C D E F G
1
2
3
4
5
6
7
8
9
H I J K L M N O P
PbF
ECB
N
ECB
E
C
B
ECB
E
C
BECB
ECB
ECB
ECB
ECB
BC
E
BC
E
BC
E
BC
E
BC
E
BC
E
AAC
CA
4
3
2
1
123
-1-2
64
123
-1-2
64
1 2
4
1
5
8
3 4 5
1 2 3
4
567
8
1
2
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
3 2 1
1 24
12 13
3 2 1
6 7 8
12 11 10 9 8 7 6 5 4 3 2 1
29 28
15
14
156
43
42
11 10
20 13 2 1
12 11 10 9 8 7 6 5
30 31
50
1
100
51
81 80
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
8
5
1
4
4 3 2 1
12
34
56
78
910
1112
1413
12
34
56
78
910
12
34
56
78
910
1112
1314
1516
1718
1920
2122
2324
2526
2728
2930
5 4
18
AM
T
GN
D
GN
D
V+
B+
IF
OS
C
NC
0460A-10460A-1
Q2942
R29
44R
2941
C2941
C29
40
C2948
R29
40
R2942
R2943
R29
39R
2949
BC
E
Q2948R2948
R29
46
C29
44
R2945C2945
Q2943
W25
71
W2572CA
ACA
D2946
JK2601
W2410W2413 W
2414
W2411
W24
12
L2601
W24
17
ACA
A
L2602
W24
18
W24
46
K23
51
W22
49
BC
E
BC
E
C25
11
C26
71R25
11W
2333
W22
35
W22
41
W23
98W22
50
W24
19
C26
25
TUNER PACKREP1999B
W24
48
W24
25
C26
02
W24
15
W24
27
W24
28
W24
29
W24
30
C2627
W23
51
W23
05
R2947
C29
47
CN2810
Q2949
W2573
CN2801
AC
CA
CF2602
R2619C2636
C2614
W2431
W2432
W23
07
W21
92
W23
08
W22
26
R21
32
R2924
R2923
R22
32
R22
31C
2231
C21
31R
2131
W23
06
W25
63
R29
31
R29
30R
2929
R29
19R
2918
R29
28
C2901
W2304
D2901
W23
03
Q2606
R26
31
C29
10
W24
44
Z2602R2626
R2625
R26
44R
2618
C26
09
R26
12
D2602
C2608 C2607
C2603
R26
10
C26
04
R26
03R
2604
C2647C2629W2426
W2424
Q2601
W24
16
R2606R2607
R2601
C26
78R
2676
C2674
C2673
D2677 R2512
Q2511 R2675
R2671
R2672
K2333
R2613
C2610
R2614
R2611
W2420
R2677
W22
00
W22
02
Q2341
W2183
R2311C2701
C2702
C2415
C27
06
C2342
R23
55
Q2311
W22
06
W2189
W22
05
W21
82
W21
84
W21
86
W22
42
W2530 C2444
R2457
R23
47
R23
46
R23
57
C23
44R2345
R2445R2342R2344
R24
47
R24
46
Q2441
R2341
R2352R2343
R2354R2442R2444
R2443 R2441
C24
41
W22
04W21
43
W25
31
C22
45
C2711
R23
51
R23
53R2452R2454
R2451R2453
W2511 R2146
R2701
C23
12
R21
45 Q2142 R2704
IC2804
R27
03
R2702
C27
05
R27
05
R23
15C
2314
C2315
W25
12
Q2242C23
41
C24
13C
2414
Q2317
R23
56
C23
43
R23
21
W2185
R23
17
R23
16
R24
31
R23
13
W25
13 R22
48
R22
47
R27
06
R24
15
D22
41
R22
46
R22
45C
2412
W25
14
R23
14
W21
44
W2145
W2142
W21
46
W2148
R23
28
R24
16
W25
08
R23
18
R23
29
R24
17
R2418 C24
43
R24
56
Q2417W21
49
W21
47
C23
21
R2620
W2434
C26
15
C26
06
C26
26
W24
33
C2616
C26
31
R2602
C2639
IC2601
C26
49
C26
17
C26
18
C2637
C26
48
W24
23
C26
23
W24
22 W24
35
W24
36
W24
37 W24
38
W24
39
W24
40
D26
01
R26
28
C2630
W2441
R26
15
C26
11
R26
16R2651
C26
01
C26
32
W24
47
C2612
CF2601
C2624
R2605R2627
R2632
R2629
R26
21
R26
24
X26
02R
2674
W22
45
W22
46
W22
47
W22
48
W21
99
W22
44R
2673
W21
87
W22
43
W21
88
W24
02
W21
90
W21
95
W21
94
W21
97
W21
98
R25
85
C25
85R24
55
C25
88R24
14
R2412 R2413C2442
BC
E
W2191 W2352
W2193
W2399
R24
11C
2411
W21
96C2311
R23
12 C2302
C2301
C2172
C21
71
R21
72
R21
73C
2173
C2174
C2175
C2183
C2181
C24
31 W2319
C21
82
R21
82C
2101
C24
33R
2434
R2435
R23
26
C23
25
W21
36
W21
37
K23
02 W21
30
W21
40
W21
41
C2943
CN2809
W2132W2131
R2111
R2112
R21
04 C2113
R21
02
C2124W2178
W21
79
C2224
C21
22
C21
12C
2114
C22
12C
2214
C22
22
C21
32 C2232
R2183R2181
C2252
C2152
IC2803
C2401
C24
02
C2275
C21
95
C21
94 R21
95R
2196
R2194
C2193
R22
71C
2272
C22
71
R22
73C
2274
C22
73R
2587
C26
33
C26
34X2603
IC2602
R2638
R2617
R2633
R2634
R2635
R2636
R2637
W2442
C2613
R2652
R26
30
W24
43 C2622
W29
19
R2622
C2621C2641
C26
42
C2644
R2646
R2642C2643
R2645
R2641
C26
38
R2643
R2623
C2620
W24
45
W2565
W2567 W2568 R2925
Q2907B
CE Q2906
W2291
W2290
W2293
W2288K2904
W2297
W2296
W2292
W2294
W2295
W2570W2569
J290
3
R29
20
R29
08
R2907 Q2901
R29
02
R29
01
Q2902
C29
03
W25
66
R29
10
R29
09
C29
04 W22
72W
2555
W25
56
W2558
R2862 R2854
R28
55
C28
21
R28
61
R28
60
R28
58 R28
57R
2859 R
2856
R2868
W2281
W2280
W2224
W2274
W2227
W2225
R2883R2882
W25
44
W2545
W25
52
C28
82
C28
83
R2886R2881
X2802
R2801 W2543W2223
W25
40
R28
10
W2240
W2238 J2801
C28
53
W2237 R28
51W
2542
W25
26
W22
36 W22
39
W21
81
W21
62
W21
63
W21
64
W21
65
R21
93C
2192
R2283
C22
83
C2281 C2282
R2281 R2282
C2191
C2582
R2510D2191
C2581
C22
61
C21
61
W24
00
C2154
C2234
C2134
W21
55
C2254
R2251
R2151
W21
20
C2213
R2202
R2212
R2211
R2122
R21
21C
2121
R22
21 R2222
C2221
W21
33
W21
35
W21
16
W21
17
W21
18
W25
20
W25
03
CN2808W2127
W21
19
W21
21
W21
22 W21
24
W21
25
W25
06
D2813
R2894
C22
01R
2204
W21
23 W2126
W2401
R2509
C2509
W2170
W21
72
W21
66
W21
67
W21
68
W21
69
W21
71
W22
31
W21
73
D28
01
D29
50
C2802R2950W2550
W2222
W2221
W2229
R2803 W2546
R2584
W2230 R28
02
R25
86 W2232
W2228 W2548
W2547
W2549R28
33 R28
32
R28
31
R2817R2830
W22
33
W22
73
IC2801
W2106
R28
46
R2849
R28
43
R28
66
W2276
W2275
R28
48 R28
47
W2277
W2300
W2299
W2289
R2853
R28
65
R28
64
R28
63
R29
12
R2922 R2914
R29
16
R2921R2852
W21
15
R2927
W2279W2560
W25
61
Q2937
W2134
C29
06
W25
59
W22
86
W22
98
W23
01
CN2805
W2160 W2302
D2936R2937
R2936 Q2936
W22
82
W2107
W2278
W2284
W2261
W2260
W2259
W2262
W2258
W2266
W2256
W25
57W
2553
R28
45
W25
54
R2844
R2842
R2841
W2576
W22
53
W2537
W2536
W22
09
W23
90
W22
55
W22
57W
2263
W22
52
W2523
W25
34W
2525
R2820
R2819
R2818
W25
35
C28
71
W2397
W2218
W2532 C2872
IC2871
R28
74
R28
73R
2871
Q2951C2874
Q2950
R2965R2951
R29
66R29
52
Q2952
BC
E
W22
08 W22
67
W23
91
W22
13
W2212
W2211
W2392
W2207 W25
17
W2174 W2216
W2159W2153
W2151
W2156
W2154
W21
50
W2152
W21
02
W21
10
W21
08
W21
03
W21
09W
2575
W25
18
W2105
W2104
W2129
W2128
W2101
Q2980
Q2978W
2111
D2811
A
CAA
C2753
W25
01W
2112 W
2114
CN2803
C29
76
W21
13
W21
61
R2954
R2953
C29
59
C2957R2956
R2957
R2959Q2959 Q2957
Q2958
Q2960
W21
57
W22
15
W22
17
J2951
W2210
R2955
CN2951
W2219
W2220
W25
39
W22
64W
2265
CN2806
W22
68
W22
69
W22
70
C2803
W2877BC
EQ2803
D2803
W22
83
W22
85
Q2411
C25
83
D25
83C
2584 W
2175
W22
34
W21
80
W21
77
W21
76
R2430
BC
E
BC
E
BC
E
BC
E
BC
E
BC
E
BC
E
BC
E
BC
E
BC
E
BC
E
BC
E
BC
E
BC
E
R2960
R2958
AM LOOPANTENNA
FM LOOPANTENNA
C28
54
(TO FAN)
C23
13
C27
03
C2704
W2421
W2577
C23
29
X28
01
IC2810
Q2552 Q2553
Q2554Q2551
Q2555
Q2501
D2503
D2552
D2551
C2721
C2553
C25
52
C2551
C25
89
C2554
C2561
C2560
C25
55C
2556
C25
58
C23
23
C2331
C2324
C23
33C24
21
C2423
C2425
C2424
C25
01
C25
03
C25
07
C2512
C27
22
C2731
R27
21
R27
22
R2731
R2103
R2149
R22
03
R22
49
R23
23
R2327
R23
31
R2333
R23
34
R23
35
R2421R2423
R24
26R24
28R
2429
R2427
R2433
R25
01
R25
02R2504R2505
R25
03
R25
07
R2508
R2555R2568
R2567R2566
R2563R2562
R25
56
R25
57
R25
58R
2561
R25
60R
2565
R25
64
R25
59
R25
88
K20
01...
AK
640
K20
04...
PC
W25
10
A B C D E F G
1
2
3
4
5
6
7
8
9
H I J K L M N O P
C
B
C
E
PbF
B
C
E
7
6
5
4
3
2
1
7
6
5
4
3
2
1
3
1
2
45
64
49
48
33 32
17
16
1
13
1
2
3
4
5
6
7
8
9
49 55 60 65 70 75 80 84 88
2
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
5
10
15
20
25
3035
40
45
50
71012323538 37
C64
81
C66
23C6631
C6632C6635
JK6551 JK6751
R6631
R6632
J6551
J655
2
J655
3
J6621
J663
1
S6201
S6202DISPLAY/
DEMO
S6203DECK 1/2
S6205FF
S6206REW S6207
DECK 1OPEN
S6301
S6302
S6303STOP
S6304REC
VR6491
Z6481
D64
63
D6462
D64
60
D6457
CN6601
W60
54
W60
22
W6008
W6069
W6066
W60
57
W60
58
W60
62
W6004
W6003
W6002W6017
W60
50
W60
51
W60
59
W60
38
W60
47
W60
46
W60
45
W60
44
W60
60
W6070
FL6602
H6555/W6555
W6064
W60
16
W6013
W6040
W6007
W6030
W60
35
W6056 W60
39
W6018
W60
48
W60
49
W60
09
W60
11
W60
25
W6026
W6061
W60
53
W6055
W60
68
W60
67
W6071
W60
32
W6024
W60
41
W60
28
W6019
W60
06
W60
05
W60
15W6034
W6033
W6036
W6014
W6012
W60
43
W60
10
W6020
W6027
W60
63
W60
37
W6402
W6082
W6085
W61
02
W6101
W61
00
W60
81
W60
80
W6072W6073
W6074
C64
91
C6492C65
51
C65
52
C65
53
C6601C6602
C6603C6604
C6636
C67
51
C6752
C6753
D6635
R6102R61
03R
6104
R61
05R
6106
R61
07R
6108
R6109
R6110
R6199
R62
02
R62
03
R6204 R6205 R6206R6207
R62
08
R6302
R6303
R6304 R6305
R63
06R
6307
R6308
R6399
R6457
R64
58
R64
59
R6460
R64
81
R64
91
R64
92
R6493
R6601
R66
02
R6603
R6604
W6001
W65
02
W65
01
QR6457
QR6459
QR6460
K6104
R6754R6753
R67
51
R6752
D6461
IC6601
W65
03W
6504
R66
05C66
05
PANEL P.C.B (REPX0517J)
S6103
S6102
S6104
S6105
S6106
S6107
S6108
OPEN/CLOSE
SINGLEDISC
CHANGE
CD1
CD2
CD3
CD4
CD5
DECK 2OPEN
S6204H.BASS
CD
TAPE
S6306MUSIC P.
S6305TUNER/BAND
D6458
S6101POWER
S6308MULTI DISC
CHANGE
0461B0461B
PHONES
SENSOR
MUSIC PORT
VOLUME
D64
59
S6307SUBWOOFER
K6101
C66
37W
6510
J675
1
J6752
J6753
A B C D E F G
1
2
3
4
5
6
7
8
9
H I J K L M N O P
POWER P.C.B (REPX0533C)E
B
C
EB
C
E
B
C
E
B
C
E
B
C
E
B
C
E B
C
E
B
C
E
C
EB
B
C
E
B
C
E
9 8 7 6 5 4 3 2 1
7 1
8 14
3
2
1
1 2 3 4 5 6 7 8 9 10 11 12
12
2322
1 2
3 4
1 2 3 4 5 6 7 8 9 10 11 12
3
4
1
2
22
23
2
1
3
2
1
1
3
2
4
1
2
3
4
B
C
E
BCE BCE GDS B
C
E
GDS10
515
20
5
10
5
10
20
15
1
2
23
22
5
10
15
20
2
1
4
3
5
6
0491C0491C
C5114
C5115
H5104/W5104
K5511
K5512Q5202
Q5201
C52
02C
5203
W5121
W51
15
W51
16
R52
07
C52
04
X52
02
X5201
R52
02C
5201W5504 R5204
R5206 R5205
R52
03
R52
01
R52
10
C5210
C57
01
C52
08
W5117IC5201
W5118
W5109C5205
R55
14
R52
09R
5419
W5111
C5121
W5112
W5113
R51
48
R51
54R
5146
R51
53
R5149R5174 W5114
W5107
Q5154
Q5153
Q5173
R51
73
W5108
W5101
W5110
W5105
W51
06 W5108
W5107
E5103W5501
CN5103
K5109
W5129
Q5103K51
01
D5129
J510
4
W51
24
W5106
C54
33C5422
R5408
C5423
C5419
C5432
C5430
C5416
R5407
C5413
C54
31
C5408
C5409
C5402
C51
11
R5130
Q5115
R51
44
C51
58
W5143
W5122
W5200
W5119W51
20
C51
03
D51
22
W51
45
W5205 W5144
W51
46
W51
47
W5142
Q5112
C51
59
R51
33
D51
28
D51
24
R51
31
D5123
R51
32
D51
25
D51
08C5112
R5141
R5140
L5403C5411
C5117
C5414 C5412C54
10
IC5401
W5137
W5138
W51
35
W51
36W
5140
C5415
C5417
W5139
W5141
C54
18
C54
21 C5420
C51
18
C5405R5418
W55
05
R51
12
R5113
R53
03
C5304
W51
23
W51
27W51
26
R5152
C53
03
C53
01
R5301
Q5104
C5105
C51
55
R51
11W
5131
W51
32
W5130R5302
W5151
J5103
W5148
C5403R5402
C5306 R5304 W55
07
C54
37
W5150
C53
37
W51
49
C5401 R5401
R5404
W5506
C54
06
C5404
R5403
W5133
L5401
W51
56
L5402
R5135
R5136
R5137D51
09
C51
13 R51
34W5508
Q5111
Q5114Q5113
R5147
D5152
J512
2
W5206 W5207
W51
57
W51
77
C53
22
C53
23
C53
05
D51
07R51
23
J512
5
C5157R5126
R5127
C51
10
C51
09
L510
1
C5318
C5123
W51
69
W51
63W5152
W51
53
W51
54
W51
55
W51
75
R55
18W5161
CN5102
W5162C53
36C
5436
D51
26 R5413
R5150
W5509
R5412
R5312 R5313R5317
R5417
R5406
W51
60 W51
58
W51
59
R54
05
W51
64
C54
24
R5306 R5305
C5325C5328 C5329
L5301
W5167W5168
C53
20C53
12
W5166
C53
17
C53
15
C53
14 C53
11
W51
71
W51
72
W51
73
W51
74
C51
24
R5138
R51
39W
5511
C5321 IC5301 C5310
C53
02
C53
19
C5332
R53
08C
5333
C53
16
R53
07
C53
31C
5313
C5330
C53
09
C53
08
W51
28 W51
76
W5208
W51
95
W51
96
R51
03
C5102
C51
71
D5121
C51
72
R51
07
Q5108
W5197
D5101
C5107
C5106C5152
R5108
R5106
Q5101 Q5110 Q5102 W51
93
R51
05
D5104
D5105
D5103R5114
D5102
W51
94
R51
01C
5151
C51
01 R51
51C
5153
R5110
R5109
W5189
C5104
E5101L5102
W51
92
C53
24
C5326
C53
27
JK5101
JK5102
W51
86
C54
27 W51
65C5425
C54
26
C54
28
C5429
W51
80
Q5109
PbF
RIGHTSPEAKER
LEFTSPEAKER
L560
1L5
602
L5603
L560
4
C5334
C5335
C5343
C5434
C5435
C5438
J512
7
C5340
C5119
C51
20
C51
81
C51
82
C5187 C51
86
C55
02
C55
01
IC5501
C5503
C55
09 C5513
C5531
C5508
C55
30
C55
16
C55
32 C5519
C5533C5522
C55
23
C5504
C5506
C5538
C55
05
C5521C5510
C55
12
C55
15C
5517
C55
20
C55
18
W55
55
C55
25
C55
26 C5524
C5527
C55
28
C55
29
C5536
C5537
C55
11
L5501
L550
2
L5503R5143
R51
42
R5502
R55
01
R5504R5503
R55
07
R55
08
R55
05R
5506
R55
12
R5513R5519
R55
20
R55
22
R55
23
SUBWOOFERSPEAKER
K5105C
5451
K5510
K5509
K5501
K5502
K5503
K5504
K5505
K5506
K5507
K5508
A B C D E F G
1
2
3
4
5
6
7
8
9
H I J K L M N O P
CD SERVO P.C.B (REPX0494A)A
PbF
M
M
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
76
75
51
26
25
100 1
28 15
1 14
12
34
56
78
910
1112
1314
1516
B
C
E
55
60
65
70
80
85
90
955
10
15
20
30
35
40
45
50
2025
5 10
0463A0463A
C72
18C7227
TP19X
TP14X
C72
53
C7226C7225
TP18X
TP17X
C7228 R72
17
TP24X
W70
05
R72
18C7231
TP13X
R7221
W7006C7233
TP16X W7007
R72
53
W7008
C7232
W70
02
W70
04W
7003
W70
28C
7243 TP4
X
C72
34
R7254
W70
09W7001
CN7002
W70
10C7235
W70
11TP3XTP31
XTP1
X R7332
TP39X
TP10X
TP8X
TP7X
TP9X
M7301TRV MOTOR
TP38X
TP11X
TP36X
M7302SPL MOTOR
TP37X
R7335
R73
25
R73
15
TP2X
S7201RESET SW
C72
64
R7214
R7220
X7201
C7263
C71
66
C7230
C7216R72
12 W70
13
C72
41
C72
17
R72
11 C72
44
W70
12
C72
23
C72
03
W7014
W7015C7204
TP51(RF)
C71
61
C71
02
C71
42
C71
07
IC7001
R73
31
C7165
C73
15
R73
23
C73
38R
7327
R73
49
R73
39
R73
28
R73
36C7352
R73
29
C73
39
IC7002
W7027
C73
35
C73
34
C7614
Q7601
R76
50
R7330
W7026
C7613
CN7001
W7025 C76
26
W7023
W70
24
C71
64C
7155
C71
54 W70
22
W70
21
R7111 W70
20
W7019
W70
17
W70
18
R76
01
C76
01
C76
70
W70
16
TP50X
D76
50
X
A B C D E F G
1
2
3
4
5
6
7
8
9
H I J K L M N O P
TRANSFORMER P.C.B (REPX0518N)D
PbF
E C B
E C B
E C B
CAUTIONRISK OF ELECTRIC SHOCKAC VOLTAGE LINE.PLEASE DO NOT TOUCH THIS P.C.B
E
C
B
1
2
3
4
5
6
7
8
9
9 8 7 6 5 4 3 2 1
4
3
2
1
4 1
3 2
5
2
7 8
3
7
1
2
3
4
5
6
16
15
14
13
12
11
10
9
8
0462N0462N
R59
53
D59
63
J5955R5952
D59
61
C59
61
C5951
C59
62
D59
62
R59
57
C59
63
Q5952
R5958
R5951
Q5951
CN5951
W5923
W5922
W5906
W59
04
CN5950
W59
20
W59
07
W59
08
W59
02
C59
40
W5930
W5901
C59
56
D59
59 D59
58
C5955
D5951
D5953
C59
20
W59
03
FP592010A
FP594010A
W5909
C5958 C5957
D59
60
W5905R5960
Q5953
R5961
D59
66
C5954C5952
R59
63D59
64
C5953
D5952
D5950
C59
50 D59
56
D59
57
D59
55
D59
54
C5959
FP59504A
W59
10
C59
60
D59
65
R5950
(SUB TRANSFORMER)
RL5950
Z5950
FC2FC1
F1125V 4A
K59
73
K59
11
JK5950
W5914
W5915
W5916
W5917
L5950
AC IN ~
120V 60HZ
T5950(POWER TRANSFORMER)
T5951
D5972
D5970
D5973
D5971
Q5950
: CD-DA SIGNAL LINE
SCHEMATIC DIAGRAM - 1
CD SERVO CIRCUIT : +B SIGNAL LINE : CD SIGNAL LINE
C
C
C
C
LASER DIODE
11
12
6
8
2
3
OPTICALPICKUP CIRCUIT
12
11
10
2
4
6
8
9
7
5
3
1
13
14
15
16
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VCC
AIN
BIN
VREF
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NBOUT1
2
3
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6
7
8
105
49
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CN7002
111
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2 10
/RST
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MLD
MDATA
MCLK
PGND
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D.GND
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A.GND
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C7243
0.1
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0.47
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19
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17
16
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18
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14
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C7234 0.1
16
1
2
3
4
5
6
14
12
10
8
7
9
11
13
15
TO
MAIN CIRCUIT
(CN2801) ON
SCHEMATIC
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50
51(RF)
31
4
13
3
7
9
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NC
NC
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IN4
VREF
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GND
GND
PVCC2
PGND2
D4+
D4-
D3+
D3-
PGND1
PVCC1
NC
D2+
D2-
D1+
D1-
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NC
NC
PC2
PC1
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3456
24 25 26 27 28
8 12
2321
9
20
10
19
1 11
18
213
171615 22
714
R7339�1K
A
12
11
10
2
4
6
8
9
7
5
3
1
13
14
15
16
CN7001
CP701
123456789
26
27
28
29
30
31
32
33
34
67 68 69 70 71 72 73 74 75
92
93
94
95
96
97
98
99
100
10
66
35 91
11
65
36 90
12
64
13
63
37 89
38 88
14
62
15
61
16
60
39 87
40 86
41 85
17
59
18
58
19
57
20
56
42 84
43 83
44 82
45 81
21
55
22
54
23
53
24
52
25
51
46 80
47 79
48 78
49 77
50 76
NTEST2
PRAMVDD15
PRAMVDD33
PC
DQSYTXT
SMCK
PMCK
NSRVMONON
PD
LD
E
A
C
F
B
D
DVSS2
IOVDD1
DVDD2
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MCLK
TX
BLKCK
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MLD
EXT0
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FOP
TRVP
SPOUT
TRP
DVSS1 SDRCK
BA0
BA1
PRAMVSS33
A10
A11
NRAS
NCAS
NWE
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A7
A9
A5
A3
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A0
A2
A4
A6
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RFENV
SRVMON1
CTRCRS
SRVMON0
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RFOUT
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D12
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D15
D0
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D6
D7
D5
D3
D2
D1
D14
D13
D11
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D9
X2
X1
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24
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Q3
Q2
Q4
Q2�B1AAAC000016
Q3,Q4�B1AAAC000015
MAIN(TUNER) CIRCUIT
SA-AK640P/PCMAIN(TUNER) CIRCUIT
SCHEMATIC DIAGRAM - 2
C26471000P
JK2601
IC2602C1CB00001937
C1BB00000962
PLL FREQUENCY SYNTHESIZER
IC2601
FM/AM IF AMPDET/AM OSC MIX/
FM MPX
CF2601J0B1075AA014 J0B1075AA014
X2603
H0H720400007
D2601B0BC5R000009
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R2606470K
R2607330
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R2605470
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R2603270
TUNER PACK CIRCUIT
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R2612100K
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C26361000P
R26145.6K
R26520
C26100.01
TOMAINCIRCUIT(2B) ONSCHEMATICDIAGRAM-3
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1B
1
2
3
4
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R2637
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IC2601
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GND
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FMDET
VCC
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21222324
5
20
6
19
7
18
8
17
9
16
10
15
11
14
12
13
AM LOOPANT
AM EXTANT
75 OHM
FM EXTANT
GND
C2637
C2631
150P
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1920
3
18
4
17
5
16
6
15
7
14
8
13
9
12
10
11
1
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13
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1
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3
4
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: FM SIGNAL LINE
: FM OSC SIGNAL LINE
: AM SIGNAL LINE
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3
4
5
6
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15 16 17 18 19 20 21 22 23
35
36
37
38
39
40
41
42
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24
47
10 33
25
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11 32
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26
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14 29
28
43
IC2804�C0AABB000125�
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2
3
4
5
6
14
12
10
8
7
9
11
13
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HP_L
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REC[59]
MTR[58]
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CN2810
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IN OUT
12
3
1
2
3
�
��
�
��
��
43
44
45
46
47
48
49
50
42
41
40
39
38
37
36
35
34
33
32
31
3029282726
100
99
98
97
96
95
94
93
92
91
90
89
88
87
86
85
81
82
83
84
25242322212019181716151413121110987654321
7677787980 64 636566676869707172737475 515253545556575859606162
NC
STANDBY
FAN
MOT_12V
R2945�10K
D2946�B0ADCJ000020
C2945�16V47
C2944�100P
R2944�
Q2943
4.7K
R2942�5.6K
R2941�10K
C2941�16V33
C2947�6.3V100
R2947�27
R2946�56K
R2943�10K
Q2948
Q2949
R2949�47K
C2948�10V220
R2939�47K
R2948�100
NC
NC
DCDET
PCONT/EFP/CS
NC
NC
EE_DAT
EE_CLK
MUTE_A
MUTE_DA
MUTE_A
IDCDET
PCONT
MUTE_D_AMP
REG1
REG2
REG3
REG4
REG5
REG6
REG7
REG8
EE_CS/EFP/EPH
LM_1
DVREF+
UP-GND
PA_LVL
PLLCE
PLLCE_UP
RDS_DA
RDS_CLK
MODE_A
F_HOP
CNVSS
IRESET
BLKCK
STIDO
SD
ASP_DA
ASP_CLK
PLL_DA
PLL_CLK
VREF+
SYS6V
P_GND
VREF+
CD7.5V
SW5V
R2894�47K
+15V
IDCDET
D2813�B0ACCK000005
D2811�B0ADCJ000020
IDCDET
F_HOP
BYTE
CNVSS
XC_IN
XC_OUT
/RESET
X_OUT
VSS
XIN
VCC
VCC
/NMI
RMT
RMT
BLKCK
SYNC
SYNC
ST/DO
SD
NC
SW_LV-1
SW_LV-2
ASP_DA
ASP_CLK
10DB_ATT
PLL_DAT
PLL_CLK
/RESTSW
MCLK
MDATA
MLD
STATUS
CD_RST
H.BASS_LED
FL_CLK
FL_DOUT
FL_CS
FL_RESET
V_JOG_B
V_JOG_A
VOL_LED
SW_LED
FL_CS
FL_RESET
V_JOG_B
V_JOG_A
VOL_LED
SW_LED
VSS
GND
NC
VCC
VCC
NC
DECK1_H
REC
MTR
PLG2
PLG1
DECK1_H
REC(59)
MTR(58)
PLG2
PLG1
NC
NC
MODE_1
HALF_1
MODE_1
HALF_1
STAND_BYHOME_SW
/RESTSW
MCLK
MDATA
MLD
STATUS
CD_RST
H.BASS_LED
FL_CLK
FL_DOUT
HOME_SW
SPEED
CLOSE_SW
OPEN_SW
CLOSE_SW
OPEN_SW
CHG_PLR[88]
CHG_CWCHG_CW
CHG_CCWCHG_CCW
ST_SW
PLAY_SW
ST_SW
PLAY_SW
CHG_PLR
BOTTOM_SW
UP_SENSOR
DECK2
KEY3
KEY2
KEY1
PHOTO_2
BOTTOM_SW
UP_SENSOR
DECK2
KEY3
KEY2
KEY1
PHOTO_2
PHOTO_1PHOTO_1
AVSS
VREF
AVCC
VREF+
VCC
UP_GND
SYS6V
UP_GND
VREF+
PCONT
D2950 B0ACCK000005
DEMO
IC2801C2CBYY000066MICROPROCESSOR
R2864�100
R2801�10K
R2852 100
R2853 100
R2848
100
R2847
100
R2849
1K
R2843
1K
R2846
4.7K
R2845
10K
R2844
10K
R2842
10K
R2841
10K
R2820
100K
R2819
100K
R2818
100K
R2817
100K
R2830
100K
R2831
100K
R2832
100K
R2833
100K
R2810 22K
R2858 100
R2859 100
R2860 100
R2862 100
R2951�470KR2966�
4.7K
Q2951
Q2952
Q2950
Q2957
Q2958
Q2960Q2959
R2802
100
C2821100P R2882
10M
R2883330K
C2883�18P
R2886�1M
R2881�220
C2803�1
C2853�0.1
R2851�47K
C2940�0.1
R2940�820K
D2803�B0ACCK000005
D2801�B0ACCK000005
C2802�50V3.3
C2882�18P
X2801�H0A327200115
X2802�H2B100500004
R2803
10K
R2861 100
R2955
270K
R2866
47K
R2865
47K
R2854
47K
R2857
47K
R2856
47K
R2855
47K
R2863�47K
R2950�470K
R2965�4.7KR2952�
1K
SW5V
SPEED
VREF+
R2873�22K
R2871
22K
R2874
4.7K
C2871
330P
C2874
330P
C2872
0.022
1
2
3
4
8
7
6
5
NC
VCC
EE_CS
EE_CLK
NC
IC2871GND
EE.DAT
IC2871E-EPROM IC�
(NOT SUPPLIED)
R2173
4.7K
R2172
6.8K
R2273�4.7K
R2271�6.8K
R2936�1K
B0EAKM000117
D2936
R2937�10K
CN2806
Q2937
Q2936
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+15V
HP_L
HP_GND
HP_R
DGND
SW5V
PA_IN_L
PA_IN_GND
PA_IN_R
MOT10V
SW_LED
VOL_LED
J_VOLA
J_VOl_B
FL_RST
FL_CS
FL_DOUT
FL_CLK
H_BASS_LED
KEY3
KEY2
KEY1
P-GND
RMT
VREF+
SYNC
PCONT
SYS6V
+15V
MOT_12V
CHG_PLR(88)
HP_L
HP_GND
HP_R
UP_GND
SW5V
PA_IN_L
PA_IN_GND
PA_IN_R
MOT_12V
SW_LED
VOL_LED
J_VOLA
J_VOl_B
FL_RESET
FL_CS
FL_DOUT
FL_CLK
H_BASS_LED
KEY3
KEY2
KEY1
P-GND
RMT
VREF+
SYNC
PCONT
SYS6V
1234567891011121416171819202122232425262729 2830 1315CN2805
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CCW
CW
P_GND
VC_8V
HOME_SW
ST-SW
OPEN_SW
CAM_SENSOR
SW5V
D_GND
PLAY_SW
PLUNGER
UD_SENSOR
BOTTOM_SW
SPEED
CHG_CCW
CHG_CW
P_GND
CD8V
HOME_SW
ST-SW
OPEN_SW
CLOSE_SW
SW5V
D_GND
PLAY_SW
UD_SENSOR
BOTTOM_SW
SPEED
1 2 43 6 7 8 9 11 12 13 14 15105
C2678 0.01
R2920�4.7K
R2921�4.7K
R2922�10K
CD7.5V
PGND
MCLK
15
14
13
12
11
10
2
4
6
8
9
7
5
3
1
17
16
10
4
6
8
9
7
5
3
2
1
L
A_GND
R
CD_3.3V
CD_GND
LD_S
NC
+7.5V
PGND
MCLK
MDATA
MLD
BLKCK
STAT
/RST
/REST_S
LOADING
CN2801
CN2803
MDATA
MLD
SW5V
BLKCK
SW5V
A_GND
R2908�330
R2907�1K
D2901�B0ADCC000002
R2909 2.2K
R2910 330
C2231 0
C2906�
1000P STATUS
UP_GND
RESTSW
MOT_12V
PLG2
C2957�100P
R2957�1K
R2959�1K
R2953�10K
R2954�10K
R2958�22K
R2960�22K
C2959�100P
R2928�
10K
PLG1
DECK2
PHOTO_1
PHOTO_2
HALF_1
MODE_1
UP_GND
PA_IN_R
PA_IN_L
DVREF+
P_GND
SW5V
R2151 0
R2251 0
R2956
270K
PL2
PL1
DVREF
DECK-2
PL_GND
VREF_GND
PHOTO_PB
MODE_PB
CN2951
HALF_PB
PHOTO_RP
MAIN CIRCUIT
SA-AK640P/PC MAIN CIRCUIT
SCHEMATIC DIAGRAM - 3: +B SIGNAL
: -B SIGNAL
TODECKCIRCUIT(CN1001) ONSCHEMATICDIAGRAM-7
TOCD SERVOCIRCUIT(CN7002) ONSCHEMATICDIAGRAM-1
TODECKMECHANISMCIRCUIT(CN971) ONSCHEMATICDIAGRAM-7
TOPOWERCIRCUIT(CN5103) ONSCHEMATICDIAGRAM-6
TO FAN
TOPANEL CIRCUIT (CN6601) ONSCHEMATIC DIAGRAM-4
TO CRSI (CN1)
TOPOWERCIRCUIT(CN5102) ONSCHEMATICDIAGRAM-6
R2211�2.2K
R2111�2.2K
C2674
R2676 10K
R2912 4.7K
R2914 4.7K
R2916 4.7K
R2918 10K
R2929
10K
R2930
10K
R2931
10K
R2923 0
R2927 4.7K
R2104 27K
R2204 27K
R2674�47K
R2673
47K
R2672
10K
R2671
10K
C2131�0
R2131�3.3K
R2132�33K
R2232�33KR2231�
3.3K
C2191
50V4.7
C2282
1
C2281
1
B0ACCK000005
R2222�3.3K
R2122�3.3K
C2121�3300P
C2221�3300P
R2121�3.3K
R2221�3.3K
TUNER LCH
TUNER RCH
PLL CLK
2B
2A
TUNER SD
TUNER GND
TUNER DQ/ST
TUNER DQ/ST
+15V
VCC +7.5V
DET OUT
PLL_DA
PLLCE
IN-L1
IN-R1
IN-R2
IN-R3
IN-R4
IN-R5
IN-R6
GND
REF-IN
REF-OUT
REC_L
PRE-VIN-R
HB-MIX-IN
HB-MIX-OUT
HB-FLT-OUT
HB-ATT-IN
HB-ATT-OUT
HB-LPF-IN
HB-LPF-OUT
NC
NC
TRE-R
MID-R1
MID-R2
BASS-R2
T-OUT-R
R-OUT
VCC
CLK
DATA
NC
L-OUTPOST-VM-L
T-OUT-L
BASS-L2
BASS-L1
MID-L2
MID-L1
TRE-L
SUR2
SUR1
REC-L
SV_OUT-L
OP-OUT
OP-IN
PRE-VIN-L
POST-VM-R
BASS-R1
HARMIN
HARMOUT
GV-OUT-R
IN-L2
IN-L3
IN-L4
IN-L5
IN-L6
TOMAINCIRCUIT(1A) ONSCHEMATICDIAGRAM-2
TOMAINCIRCUIT(1B) ONSCHEMATICDIAGRAM-2
R2431�0
C2214�1
C2114�1
C2901�
0.1
R2704
220K
C2704�470P
: FM/AM SIGNAL LINE : CD SIGNAL LINE
: MAIN SIGNAL LINE
: TAPE RECORD SIGNAL LINE
: TAPE PLAYBACK SIGNAL LINE
C2113
6800P
C2213
6800P
C2124
1
C2224
1
C2134
1
C2234
1
C2154
1
C2254
1
C2161 0.01
C2261 0.01
C2581 16V100
C2582�16V100
R2282
0
C2201 1
C2195
0.47
R2145�1K
R2314�0
R2146�1K
R2313�100K
R2413�100K
C2181
1
C2182
1
R2702�1K
C2701�0.01
C2702 16V100
C2705 50V1
R2705�3.3K
R2315�56K
R2703�
220K
C2703
470P
R2328�15K
R2434�0
R2435�6.8K
C2431�6800P
C2854�10V220
SW_LVL1
SW_LVL2
MIC
MIC_GND
MIC
MIC_GND
Q2958,Q2960�
B1ACKD000006�PLUNGER ON/OFF SWITCH
Q2957,Q2959�
B1GBCFLL0037�PLUNGER ON/OFF SWITCH
Q2950�
B1ACKD000006�DECK SUPPLY�
CONTROL SWITCH
Q2951�
B1ACKD000006�SUPPLY CONTROL SWITCH
Q2936�
B1ACKD000006�CD SUPPLY�
CONTROL SWITCH
Q2937�
B1GBCFJJ0051�CHANGER PLUNGER�ON/OFF SWITCH
Q2952�
B1GBCFLL0037�DECK SUPPLY (PCONT)�CONTROL SWITCH
Q2907�
B1ABCF000176�CD STATUS INTERFACE
Q2906�
B1ABCF000176�INTERFACE SWITCH
Q2901�
B1ACKD000006�CONTROL SWITCH
Q2902�
B1AACF000064�VOLTAGE STABLISER CD3.3V
Q2978�B1GDCFJJ0047�
REC:ON/OFF CONTROL SWITCH
Q2980�
B1GDCFJJ0047�SUPPLY CONTROL SWITCH�
(DECK MOTOR)
Q2142�B1ABCF000176�AGC CONTROL SWITCH
Q2311,Q2411�
B1ABGC000005�MUTING SWITCH
Q2242�B1ABCF000176�AGC CONTROL SWITCH
Q2511�
B1GDCFJJ0047�MUTING CONTROL
Q2341,Q2441�
B1ABGC000005�HEADPHONE MUTING
Q2803�B1GBCFJJ0051�
RESET (MICRO-P) SWITCH
Q2943�
B1ABCF000176�FAN SUPPLY�
CONTROL SWITCH
Q2948,Q2949�
B1ABCF000176�DC DETECT SWITCH
Q2942�B1ACKD000006�
FAN MOTOR ON/OFF SWITCH
Q2317,Q2417�
B1ABGC000005�MUTING SWITCH
D2677�
B0BC7R50001
Q2907
Q2906
R2919�4.7K
R2925�4.7K
R2924�10K
C2193
1
R2196
10K
R2195
10K
R2281
680
C2192
0.1
R2701�1K
C2273 0.01
C2274 0.01
C2271 0.15
C2272 0.082
C2402 1
C2401 0
C2302
0
C2301
1
C2172
0.056
C2171
0.1
C2174
0.01
C2173
0.01
C2183
0.22
R2183
1K
R2182
0
R2163�56K
C2101�1
R2181
680
C2175
3300P
IC2803�C1BB00001121�
AUDIO SOUND PROCESSOR
R2411�470
R2245�1K
R2247�100K
C2245�16V10
W2575 0
W2506�0
W2503�0
W2520�0
W2577�0
W2501�0
W2508�0
W2511�0
W2531�0
W2513�0
W2514�
0
W2517 0
W2518�0
W2523
0
W2525�0
W2534�0
W2546�0
W2526�0
W2530�0
W2572�0
W2571�0
W2532
0
W2535�0
W2537�0
W2536�0
W2576�0
W2539
0
W2556�0
W2559�0
W2555�0
W2540�0
W2558�0
W2542�0
W2545
0
W2543
0
W2544�
� 0
W2547 0
W2548 0
W2549�0
W2550�0
W2552�0
W2553�0
W2554 0
W2557
0
W2569
0
W2570
0
W2563 0
W2565�0
W2566�0
W2567�0
W2568�0
W2573�0
W2512�0
R2321�0
1/4
SA-AK640P/PC MAIN CIRCUIT3/4
SA-AK640P/PC MAIN CIRCUIT 2/4
SA-AK640P/PC MAIN CIRCUIT 4/4
C2323�0.01
BUSY
CLK
RXD
TXD
R23356.8K
C2331�6800P
W2510�0
R2331�0
C2333�1
R24298.2K
R2421�0
R242339K�
C2421�0.22
C2423�0.01
C2425�50V1
R2426�0
R22032.2K
Q2501�B1ABCF000176�
LEVEL METER �CONTROL SWITCH
C2501�1
R2504100
R2501�330K
R25032.7K
R250282K
D2503B0ADCC000002
R2505�0
A_GND
R2507�100K
C2507�0.22
R2103 2.2K
R233315K�
R2433�15K
W2561 0
R2161�4.7K
R2261�4.7K
C2263�50V1
R25081K
LM_1
LM_1
R2823 10K
R2564�
�220K
N
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R2334�0
C25031
R2867�100K
MIC
R232339K�
R2428�15K
C2112 1
C2212 1
C2122 1
C2222 1
C2252 1
C2152 1
C2232 1
C2132 1
R21493.3K
R2249�3.3K
A_GND
SW_LV1
SW_LV2
IC2810
R2565�220K
C2731�50V100
R2722�1K
R2327�12K
R2427�12K
C2324�1
C2424�1
C2556�0.018
C2721�16V100
COABBB000244
R2563�120K
R2721�1K
C2555�100P
C2558�50V0.047
Q2551
Q2552
D2251,D2552�B0BC4R600016
D2551 D2552
Q2554
Q2553R2557�1K
R2556�1K
R2555�1K
R2562�120K
C2554�1
R2561�
22K
C2552�
100P
R2560�3.3K
C2551�16V10
C2553�0.01
R2559�18K
R2558�3.3K
R2731�100
Q2551,Q2552�
B1GDCFJJ0047�SWITCH SUPPLY SWITCH
C2560�10V1
R2566�2.2K
C2561�10V1
R2588 180K
C2589 0.47
R2567�18K
R2568 100K
Q2555�B1ABCF000005�
SUBW MUTING SWITCH
Q2553,Q2554�
B1ABCF000176�SUBWOOFER LEVEL�CONTROL SWITCH
SUBW
W2560�0
R2212�
�3.3K
R2112�
�3.3K
1
2
3
4
5
6
7
8
15 16 17 18 19 20 21 22 23
35
36
37
38
39
40
41
42
484950515253545556
9 34
24
47
10 33
25
46
11 32
12 31
26
45
27
44
13 30
14 29
28
43
IC2804�C0AABB000125�
OPAMP
C297616V10
D2191
D2583B0BC9R000008
PB_L
PB_R
GND
REC_IN_L
REC_IN_R
+B
1
2
3
4
5
6
14
12
10
8
7
9
11
13
C258316V100
C250916V33 R2509
560
REC_H
MO+B
MO_GND
NC
DECK1_H
NC
MOTOR
NC
R2311470
R231210K
R241210K
R2355270K
C24421
C23421
C23121
Q2411
Q2311
R2455270K
C23111
R21934.7K
R2283100K
C22830.047
R2194100K
C21940.1
C22753300P
C25880.1
C2585220P
R2585330K
R2510220
C2584220P
R2512100K
R25112.2K
C251150V2.2
R24140
R22461K
D2241�B0ACCK000005
C24111
C2313�
47P
C2413�47P
C2414�
10P
C2314�
10P
C2315�16V22
C2415�16V22
C270650V1
R2415�
56K
R27063.3K
C24121
R25861.2K
R2584330K
R2587
1.2K�
R21023.3K
R22023.3K
0.01
C2673�100P
C2671�100P
MUTE_A
ASP_DA
+15V
ASP_CLK
SW15V
+15V
SW5V
MOT_12V
P_GND
-9V
A_GND
HP_R
HP_L
+15V
REC[59]
MTR[58]
DECK_H
PLLCE_UP
STIDO
PLL_CLK
PLL_DA
R2675�4.7K
SD
DET_OUT
T_GND
CD8V
R2677�120
R2902 33Q2901
Q2902
R2901
10K
C2903
0.01
C2904 16V100
Q2417
Q2317
R2248�6.8K
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R2316�2.2K
C2433�1
C271116V100
C2325�50V1
R23298.2K
R2326�0
R2317�10K
R2356�180K
R2456�180K
R2417�10K
C2343�0.47
C2443�0.47
R2416�2.2K
C2321�0.22
R2318�100K
R2418100K�
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2
3
4
5
6
7
8
9
10
11
12
HIGH_L-IN
+15V
MUTE-D-AMP
T-GND
F_HOP
CN2809
A_GND
LOW_R-IN
FAN
LOW_L-IN
ASP_GND
HIGH_R-IN
Q2341
Q2441
R2345�1.5K
R2445�1.5K
R2357100K
R2457100K
C2344�
0.47
C2444�
0.47
R2447�1
R2446�3.3K
R23463.3K�
R2347�1
R2451�0
C2943�50V2.2
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11
10
9
8
7
6
5
4
3
2
1
STANDBY
MOT_12V
+15V
-VCC
SW5V
CN2808
CN2810
UP_GND
FL_GNDC2753 0.1
P_GND
CD8V
DCDET
STANDBY
MOT_12V
+15V
-9V
SW5V
UP_GND
P_GND
CD8V
PCONT PCONT
IDCDET
�
�1
2
R2453�0
R2452�27
R2454�27
R2441�27
R2443�27
R2442�0
R2444�0
R2351�0
C2341�1000P
C2441�1000P
R2353�0
R2352�27
R2354�27
R2341�27
R2343�27
R2342�0
R2344�0
Q2511
FAN
+15V
MUTE-D-AMP
T_GND
F_HOP
Q2980
+15V
GND
IN OUT
12
3
1
2
3
�
��
�
��
��
43
44
45
46
47
48
49
50
42
41
40
39
38
37
36
35
34
33
32
31
3029282726
100
99
98
97
96
95
94
93
92
91
90
89
88
87
86
85
81
82
83
84
25242322212019181716151413121110987654321
7677787980 64 636566676869707172737475 515253545556575859606162
NC
STANDBY
FAN
MOT_12V
R2945�10K
D2946�B0ADCJ000020
C2945�16V47
C2944�100P
R2944�
Q2943
4.7K
R2942�5.6K
R2941�10K
C2941�16V33
C2947�6.3V100
R2947�27
R2946�56K
R2943�10K
Q2948
Q2949
R2949�47K
C2948�10V220
R2939�47K
R2948�100
NC
NC
DCDET
PCONT/EFP/CS
NC
NC
EE_DAT
EE_CLK
MUTE_A
MUTE_DA
MUTE_A
IDCDET
PCONT
MUTE_D_AMP
REG1
REG2
REG3
REG4
REG5
REG6
REG7
REG8
EE_CS/EFP/EPH
LM_1
DVREF+
UP-GND
PA_LVL
PLLCE
PLLCE_UP
RDS_DA
RDS_CLK
MODE_A
F_HOP
CNVSS
IRESET
BLKCK
STIDO
SD
ASP_DA
ASP_CLK
PLL_DA
PLL_CLK
VREF+
SYS6V
P_GND
VREF+
CD7.5V
SW5V
R2894�47K
+15V
IDCDET
D2813�B0ACCK000005
D2811�B0ADCJ000020
IDCDET
F_HOP
BYTE
CNVSS
XC_IN
XC_OUT
/RESET
X_OUT
VSS
XIN
VCC
VCC
/NMI
RMT
RMT
BLKCK
SYNC
SYNC
ST/DO
SD
NC
SW_LV-1
SW_LV-2
ASP_DA
ASP_CLK
10DB_ATT
PLL_DAT
PLL_CLK
/RESTSW
MCLK
MDATA
MLD
STATUS
CD_RST
H.BASS_LED
FL_CLK
FL_DOUT
FL_CS
FL_RESET
V_JOG_B
V_JOG_A
VOL_LED
SW_LED
FL_CS
FL_RESET
V_JOG_B
V_JOG_A
VOL_LED
SW_LED
VSS
GND
NC
VCC
VCC
NC
DECK1_H
REC
MTR
PLG2
PLG1
DECK1_H
REC(59)
MTR(58)
PLG2
PLG1
NC
NC
MODE_1
HALF_1
MODE_1
HALF_1
STAND_BYHOME_SW
/RESTSW
MCLK
MDATA
MLD
STATUS
CD_RST
H.BASS_LED
FL_CLK
FL_DOUT
HOME_SW
SPEED
CLOSE_SW
OPEN_SW
CLOSE_SW
OPEN_SW
CHG_PLR[88]
CHG_CWCHG_CW
CHG_CCWCHG_CCW
ST_SW
PLAY_SW
ST_SW
PLAY_SW
CHG_PLR
BOTTOM_SW
UP_SENSOR
DECK2
KEY3
KEY2
KEY1
PHOTO_2
BOTTOM_SW
UP_SENSOR
DECK2
KEY3
KEY2
KEY1
PHOTO_2
PHOTO_1PHOTO_1
AVSS
VREF
AVCC
VREF+
VCC
UP_GND
SYS6V
UP_GND
VREF+
PCONT
D2950 B0ACCK000005
DEMO
IC2801C2CBYY000066MICROPROCESSOR
R2864�100
R2801�10K
R2852 100
R2853 100
R2848
100
R2847
100
R2849
1K
R2843
1K
R2846
4.7K
R2845
10K
R2844
10K
R2842
10K
R2841
10K
R2820
100K
R2819
100K
R2818
100K
R2817
100K
R2830
100K
R2831
100K
R2832
100K
R2833
100K
R2810 22K
R2858 100
R2859 100
R2860 100
R2862 100
R2951�470KR2966�
4.7K
Q2951
Q2952
Q2950
Q2957
Q2958
Q2960Q2959
R2802
100
C2821100P R2882
10M
R2883330K
C2883�18P
R2886�1M
R2881�220
C2803�1
C2853�0.1
R2851�47K
C2940�0.1
R2940�820K
D2803�B0ACCK000005
D2801�B0ACCK000005
C2802�50V3.3
C2882�18P
X2801�H0A327200115
X2802�H2B100500004
R2803
10K
R2861 100
R2955
270K
R2866
47K
R2865
47K
R2854
47K
R2857
47K
R2856
47K
R2855
47K
R2863�47K
R2950�470K
R2965�4.7KR2952�
1K
SW5V
SPEED
VREF+
R2873�22K
R2871
22K
R2874
4.7K
C2871
330P
C2874
330P
C2872
0.022
1
2
3
4
8
7
6
5
NC
VCC
EE_CS
EE_CLK
NC
IC2871GND
EE.DAT
IC2871E-EPROM IC�
(NOT SUPPLIED)
R2173
4.7K
R2172
6.8K
R2273�4.7K
R2271�6.8K
R2936�1K
B0EAKM000117
D2936
R2937�10K
CN2806
Q2937
Q2936
��
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��
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+15V
HP_L
HP_GND
HP_R
DGND
SW5V
PA_IN_L
PA_IN_GND
PA_IN_R
MOT10V
SW_LED
VOL_LED
J_VOLA
J_VOl_B
FL_RST
FL_CS
FL_DOUT
FL_CLK
H_BASS_LED
KEY3
KEY2
KEY1
P-GND
RMT
VREF+
SYNC
PCONT
SYS6V
+15V
MOT_12V
CHG_PLR(88)
HP_L
HP_GND
HP_R
UP_GND
SW5V
PA_IN_L
PA_IN_GND
PA_IN_R
MOT_12V
SW_LED
VOL_LED
J_VOLA
J_VOl_B
FL_RESET
FL_CS
FL_DOUT
FL_CLK
H_BASS_LED
KEY3
KEY2
KEY1
P-GND
RMT
VREF+
SYNC
PCONT
SYS6V
1234567891011121416171819202122232425262729 2830 1315CN2805
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CCW
CW
P_GND
VC_8V
HOME_SW
ST-SW
OPEN_SW
CAM_SENSOR
SW5V
D_GND
PLAY_SW
PLUNGER
UD_SENSOR
BOTTOM_SW
SPEED
CHG_CCW
CHG_CW
P_GND
CD8V
HOME_SW
ST-SW
OPEN_SW
CLOSE_SW
SW5V
D_GND
PLAY_SW
UD_SENSOR
BOTTOM_SW
SPEED
1 2 43 6 7 8 9 11 12 13 14 15105
C2678 0.01
R2920�4.7K
R2921�4.7K
R2922�10K
CD7.5V
PGND
MCLK
15
14
13
12
11
10
2
4
6
8
9
7
5
3
1
17
16
10
4
6
8
9
7
5
3
2
1
L
A_GND
R
CD_3.3V
CD_GND
LD_S
NC
+7.5V
PGND
MCLK
MDATA
MLD
BLKCK
STAT
/RST
/REST_S
LOADING
CN2801
CN2803
MDATA
MLD
SW5V
BLKCK
SW5V
A_GND
R2908�330
R2907�1K
D2901�B0ADCC000002
R2909 2.2K
R2910 330
C2231 0
C2906�
1000P STATUS
UP_GND
RESTSW
MOT_12V
PLG2
C2957�100P
R2957�1K
R2959�1K
R2953�10K
R2954�10K
R2958�22K
R2960�22K
C2959�100P
R2928�
10K
PLG1
DECK2
PHOTO_1
PHOTO_2
HALF_1
MODE_1
UP_GND
PA_IN_R
PA_IN_L
DVREF+
P_GND
SW5V
R2151 0
R2251 0
R2956
270K
PL2
PL1
DVREF
DECK-2
PL_GND
VREF_GND
PHOTO_PB
MODE_PB
CN2951
HALF_PB
PHOTO_RP
MAIN CIRCUIT
SA-AK640P/PC MAIN CIRCUIT
SCHEMATIC DIAGRAM - 3: +B SIGNAL
: -B SIGNAL
TODECKCIRCUIT(CN1001) ONSCHEMATICDIAGRAM-7
TOCD SERVOCIRCUIT(CN7002) ONSCHEMATICDIAGRAM-1
TODECKMECHANISMCIRCUIT(CN971) ONSCHEMATICDIAGRAM-7
TOPOWERCIRCUIT(CN5103) ONSCHEMATICDIAGRAM-6
TO FAN
TOPANEL CIRCUIT (CN6601) ONSCHEMATIC DIAGRAM-4
TO CRSI (CN1)
TOPOWERCIRCUIT(CN5102) ONSCHEMATICDIAGRAM-6
R2211�2.2K
R2111�2.2K
C2674
R2676 10K
R2912 4.7K
R2914 4.7K
R2916 4.7K
R2918 10K
R2929
10K
R2930
10K
R2931
10K
R2923 0
R2927 4.7K
R2104 27K
R2204 27K
R2674�47K
R2673
47K
R2672
10K
R2671
10K
C2131�0
R2131�3.3K
R2132�33K
R2232�33KR2231�
3.3K
C2191
50V4.7
C2282
1
C2281
1
B0ACCK000005
R2222�3.3K
R2122�3.3K
C2121�3300P
C2221�3300P
R2121�3.3K
R2221�3.3K
TUNER LCH
TUNER RCH
PLL CLK
2B
2A
TUNER SD
TUNER GND
TUNER DQ/ST
TUNER DQ/ST
+15V
VCC +7.5V
DET OUT
PLL_DA
PLLCE
IN-L1
IN-R1
IN-R2
IN-R3
IN-R4
IN-R5
IN-R6
GND
REF-IN
REF-OUT
REC_L
PRE-VIN-R
HB-MIX-IN
HB-MIX-OUT
HB-FLT-OUT
HB-ATT-IN
HB-ATT-OUT
HB-LPF-IN
HB-LPF-OUT
NC
NC
TRE-R
MID-R1
MID-R2
BASS-R2
T-OUT-R
R-OUT
VCC
CLK
DATA
NC
L-OUTPOST-VM-L
T-OUT-L
BASS-L2
BASS-L1
MID-L2
MID-L1
TRE-L
SUR2
SUR1
REC-L
SV_OUT-L
OP-OUT
OP-IN
PRE-VIN-L
POST-VM-R
BASS-R1
HARMIN
HARMOUT
GV-OUT-R
IN-L2
IN-L3
IN-L4
IN-L5
IN-L6
TOMAINCIRCUIT(1A) ONSCHEMATICDIAGRAM-2
TOMAINCIRCUIT(1B) ONSCHEMATICDIAGRAM-2
R2431�0
C2214�1
C2114�1
C2901�
0.1
R2704
220K
C2704�470P
: FM/AM SIGNAL LINE : CD SIGNAL LINE
: MAIN SIGNAL LINE
: TAPE RECORD SIGNAL LINE
: TAPE PLAYBACK SIGNAL LINE
C2113
6800P
C2213
6800P
C2124
1
C2224
1
C2134
1
C2234
1
C2154
1
C2254
1
C2161 0.01
C2261 0.01
C2581 16V100
C2582�16V100
R2282
0
C2201 1
C2195
0.47
R2145�1K
R2314�0
R2146�1K
R2313�100K
R2413�100K
C2181
1
C2182
1
R2702�1K
C2701�0.01
C2702 16V100
C2705 50V1
R2705�3.3K
R2315�56K
R2703�
220K
C2703
470P
R2328�15K
R2434�0
R2435�6.8K
C2431�6800P
C2854�10V220
SW_LVL1
SW_LVL2
Q2958,Q2960�
B1ACKD000006�PLUNGER ON/OFF SWITCH
Q2957,Q2959�
B1GBCFLL0037�PLUNGER ON/OFF SWITCH
Q2950�
B1ACKD000006�DECK SUPPLY�
CONTROL SWITCH
Q2951�
B1ACKD000006�SUPPLY CONTROL SWITCH
Q2936�
B1ACKD000006�CD SUPPLY�
CONTROL SWITCH
Q2937�
B1GBCFJJ0051�CHANGER PLUNGER�ON/OFF SWITCH
Q2952�
B1GBCFLL0037�DECK SUPPLY (PCONT)�CONTROL SWITCH
Q2907�
B1ABCF000176�CD STATUS INTERFACE
Q2906�
B1ABCF000176�INTERFACE SWITCH
Q2901�
B1ACKD000006�CONTROL SWITCH
Q2902�
B1AACF000064�VOLTAGE STABLISER CD3.3V
Q2978�B1GDCFJJ0047�
REC:ON/OFF CONTROL SWITCH
Q2980�
B1GDCFJJ0047�SUPPLY CONTROL SWITCH�
(DECK MOTOR)
Q2142�B1ABCF000176�AGC CONTROL SWITCH
Q2311,Q2411�
B1ABGC000005�MUTING SWITCH
Q2242�B1ABCF000176�AGC CONTROL SWITCH
Q2511�
B1GDCFJJ0047�MUTING CONTROL
Q2341,Q2441�
B1ABGC000005�HEADPHONE MUTING
Q2803�B1GBCFJJ0051�
RESET (MICRO-P) SWITCH
Q2943�
B1ABCF000176�FAN SUPPLY�
CONTROL SWITCH
Q2948,Q2949�
B1ABCF000176�DC DETECT SWITCH
Q2942�B1ACKD000006�
FAN MOTOR ON/OFF SWITCH
Q2317,Q2417�
B1ABGC000005�MUTING SWITCH
D2677�
B0BC7R50001
Q2907
Q2906
R2919�4.7K
R2925�4.7K
R2924�10K
C2193
1
R2196
10K
R2195
10K
R2281
680
C2192
0.1
R2701�1K
C2273 0.01
C2274 0.01
C2271 0.15
C2272 0.082
C2402 1
C2401 0
C2302
0
C2301
1
C2172
0.056
C2171
0.1
C2174
0.01
C2173
0.01
C2183
0.22
R2183
1K
R2182
0
R2163�56K
C2101�1
R2181
680
C2175
3300P
IC2803�C1BB00001121�
AUDIO SOUND PROCESSOR
R2411�470
R2245�1K
R2247�100K
C2245�16V10
W2575 0
W2506�0
W2503�0
W2520�0
W2577�0
W2501�0
W2508�0
W2511�0
W2531�0
W2513�0
W2514�
0
W2517 0
W2518�0
W2523
0
W2525�0
W2534�0
W2546�0
W2526�0
W2530�0
W2572�0
W2571�0
W2532
0
W2535�0
W2537�0
W2536�0
W2576�0
W2539
0
W2556�0
W2559�0
W2555�0
W2540�0
W2558�0
W2542�0
W2545
0
W2543
0
W2544�
� 0
W2547 0
W2548 0
W2549�0
W2550�0
W2552�0
W2553�0
W2554 0
W2557
0
W2569
0
W2570
0
W2563 0
W2565�0
W2566�0
W2567�0
W2568�0
W2573�0
W2512�0
R2321�0
1/4
SA-AK640P/PC MAIN CIRCUIT3/4
SA-AK640P/PC MAIN CIRCUIT 2/4
SA-AK640P/PC MAIN CIRCUIT 4/4
C2323�0.01
BUSY
CLK
RXD
TXD
R23356.8K
C2331�6800P
W2510�0
R2331�0
C2333�1
R24298.2K
R2421�0
R242339K�
C2421�0.22
C2423�0.01
C2425�50V1
R2426�0
R22032.2K
Q2501�B1ABCF000176�
LEVEL METER �CONTROL SWITCH
C2501�1
R2504100
R2501�330K
R25032.7K
R250282K
D2503B0ADCC000002
R2505�0
A_GND
R2507�100K
C2507�0.22
R2103 2.2K
R233315K�
R2433�15K
W2561 0
R2161�4.7K
R2261�4.7K
C2263�50V1
R25081K
LM_1
LM_1
R2823 10K
R2564�
�220K
DUAL OP-AMP
N
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R2334�0
C25031
R2867�100K
MIC
R232339K�
R2428�15K
C2112 1
C2212 1
C2122 1
C2222 1
C2252 1
C2152 1
C2232 1
C2132 1
R21493.3K
R2249�3.3K
A_GND
SW_LV1
SW_LV2
IC2810
R2565�220K
C2731�50V100
R2722�1K
R2327�12K
R2427�12K
C2324�1
C2424�1
C2556�0.018
C2721�16V100
COABBB000244
R2563�120K
R2721�1K
C2555�100P
C2558�50V0.047
Q2551
Q2552
D2251,D2552�B0BC4R600016
D2551 D2552
Q2554
Q2553R2557�1K
R2556�1K
R2555�1K
R2562�120K
C2554�1
R2561�
22K
C2552�
100P
R2560�3.3K
C2551�16V10
C2553�0.01
R2559�18K
R2558�3.3K
R2731�100
Q2551,Q2552�
B1GDCFJJ0047�SWITCH SUPPLY SWITCH
C2560�10V1
R2566�2.2K
C2561�10V1
R2588 180K
C2589 0.47
R2567�18K
R2568 100K
Q2555�B1ABCF000005�
SUBW MUTING SWITCH
Q2553,Q2554�
B1ABCF000176�SUBWOOFER LEVEL�CONTROL SWITCH
SUBW
W2560�0
R2212�
�3.3K
R2112�
�3.3K
1
2
3
4
5
6
7
8
15 16 17 18 19 20 21 22 23
35
36
37
38
39
40
41
42
484950515253545556
9 34
24
47
10 33
25
46
11 32
12 31
26
45
27
44
13 30
14 29
28
43
IC2804�C0AABB000125�
OPAMP
C297616V10
D2191
D2583B0BC9R000008
PB_L
PB_R
GND
REC_IN_L
REC_IN_R
+B
1
2
3
4
5
6
14
12
10
8
7
9
11
13
C258316V100
C250916V33 R2509
560
REC_H
MO+B
MO_GND
NC
DECK1_H
NC
MOTOR
NC
R2311470
R231210K
R241210K
R2355270K
C24421
C23421
C23121
Q2411
Q2311
R2455270K
C23111
R21934.7K
R2283100K
C22830.047
R2194100K
C21940.1
C22753300P
C25880.1
C2585220P
R2585330K
R2510220
C2584220P
R2512100K
R25112.2K
C251150V2.2
R24140
R22461K
D2241�B0ACCK000005
C24111
C2313�
47P
C2413�47P
C2414�
10P
C2314�
10P
C2315�16V22
C2415�16V22
C270650V1
R2415�
56K
R27063.3K
C24121
R25861.2K
R2584330K
R2587
1.2K�
R21023.3K
R22023.3K
0.01
C2673�100P
C2671�100P
MUTE_A
ASP_DA
+15V
ASP_CLK
SW15V
+15V
SW5V
MOT_12V
P_GND
-9V
A_GND
HP_R
HP_L
+15V
REC[59]
MTR[58]
DECK_H
PLLCE_UP
STIDO
PLL_CLK
PLL_DA
R2675�4.7K
SD
DET_OUT
T_GND
CD8V
R2677�120
R2902 33Q2901
Q2902
R2901
10K
C2903
0.01
C2904 16V100
Q2417
Q2317
R2248�6.8K
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8765
R2316�2.2K
C2433�1
C271116V100
C2325�50V1
R23298.2K
R2326�0
R2317�10K
R2356�180K
R2456�180K
R2417�10K
C2343�0.47
C2443�0.47
R2416�2.2K
C2321�0.22
R2318�100K
R2418100K�
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�1
2
3
4
5
6
7
8
9
10
11
12
HIGH_L-IN
+15V
MUTE-D-AMP
T-GND
F_HOP
CN2809
A_GND
LOW_R-IN
FAN
LOW_L-IN
ASP_GND
HIGH_R-IN
Q2341
Q2441
R2345�1.5K
R2445�1.5K
R2357100K
R2457100K
C2344�
0.47
C2444�
0.47
R2447�1
R2446�3.3K
R23463.3K�
R2347�1
R2451�0
C2943�50V2.2
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�12
11
10
9
8
7
6
5
4
3
2
1
STANDBY
MOT_12V
+15V
-VCC
SW5V
CN2808
CN2810
UP_GND
FL_GNDC2753 0.1
P_GND
CD8V
DCDET
STANDBY
MOT_12V
+15V
-9V
SW5V
UP_GND
P_GND
CD8V
PCONT PCONT
IDCDET
�
�1
2
R2453�0
R2452�27
R2454�27
R2441�27
R2443�27
R2442�0
R2444�0
R2351�0
C2341�1000P
C2441�1000P
R2353�0
R2352�27
R2354�27
R2341�27
R2343�27
R2342�0
R2344�0
Q2511
FAN
+15V
MUTE-D-AMP
T_GND
F_HOP
Q2980
+15V
GND
IN OUT
12
3
1
2
3
�
��
�
��
��
43
44
45
46
47
48
49
50
42
41
40
39
38
37
36
35
34
33
32
31
3029282726
100
99
98
97
96
95
94
93
92
91
90
89
88
87
86
85
81
82
83
84
25242322212019181716151413121110987654321
7677787980 64 636566676869707172737475 515253545556575859606162
NC
STANDBY
FAN
MOT_12V
R2945�10K
D2946�B0ADCJ000020
C2945�16V47
C2944�100P
R2944�
Q2943
4.7K
R2942�5.6K
R2941�10K
C2941�16V33
C2947�6.3V100
R2947�27
R2946�56K
R2943�10K
Q2948
Q2949
R2949�47K
C2948�10V220
R2939�47K
R2948�100
NC
NC
DCDET
PCONT/EFP/CS
NC
NC
EE_DAT
EE_CLK
MUTE_A
MUTE_DA
MUTE_A
IDCDET
PCONT
MUTE_D_AMP
REG1
REG2
REG3
REG4
REG5
REG6
REG7
REG8
EE_CS/EFP/EPH
LM_1
DVREF+
UP-GND
PA_LVL
PLLCE
PLLCE_UP
RDS_DA
RDS_CLK
MODE_A
F_HOP
CNVSS
IRESET
BLKCK
STIDO
SD
ASP_DA
ASP_CLK
PLL_DA
PLL_CLK
VREF+
SYS6V
P_GND
VREF+
CD7.5V
SW5V
R2894�47K
+15V
IDCDET
D2813�B0ACCK000005
D2811�B0ADCJ000020
IDCDET
F_HOP
BYTE
CNVSS
XC_IN
XC_OUT
/RESET
X_OUT
VSS
XIN
VCC
VCC
/NMI
RMT
RMT
BLKCK
SYNC
SYNC
ST/DO
SD
NC
SW_LV-1
SW_LV-2
ASP_DA
ASP_CLK
10DB_ATT
PLL_DAT
PLL_CLK
/RESTSW
MCLK
MDATA
MLD
STATUS
CD_RST
H.BASS_LED
FL_CLK
FL_DOUT
FL_CS
FL_RESET
V_JOG_B
V_JOG_A
VOL_LED
SW_LED
FL_CS
FL_RESET
V_JOG_B
V_JOG_A
VOL_LED
SW_LED
VSS
GND
NC
VCC
VCC
NC
DECK1_H
REC
MTR
PLG2
PLG1
DECK1_H
REC(59)
MTR(58)
PLG2
PLG1
NC
NC
MODE_1
HALF_1
MODE_1
HALF_1
STAND_BYHOME_SW
/RESTSW
MCLK
MDATA
MLD
STATUS
CD_RST
H.BASS_LED
FL_CLK
FL_DOUT
HOME_SW
SPEED
CLOSE_SW
OPEN_SW
CLOSE_SW
OPEN_SW
CHG_PLR[88]
CHG_CWCHG_CW
CHG_CCWCHG_CCW
ST_SW
PLAY_SW
ST_SW
PLAY_SW
CHG_PLR
BOTTOM_SW
UP_SENSOR
DECK2
KEY3
KEY2
KEY1
PHOTO_2
BOTTOM_SW
UP_SENSOR
DECK2
KEY3
KEY2
KEY1
PHOTO_2
PHOTO_1PHOTO_1
AVSS
VREF
AVCC
VREF+
VCC
UP_GND
SYS6V
UP_GND
VREF+
PCONT
D2950 B0ACCK000005
DEMO
IC2801C2CBYY000066MICROPROCESSOR
R2864�100
R2801�10K
R2852 100
R2853 100
R2848
100
R2847
100
R2849
1K
R2843
1K
R2846
4.7K
R2845
10K
R2844
10K
R2842
10K
R2841
10K
R2820
100K
R2819
100K
R2818
100K
R2817
100K
R2830
100K
R2831
100K
R2832
100K
R2833
100K
R2810 22K
R2858 100
R2859 100
R2860 100
R2862 100
R2951�470KR2966�
4.7K
Q2951
Q2952
Q2950
Q2957
Q2958
Q2960Q2959
R2802
100
C2821100P R2882
10M
R2883330K
C2883�18P
R2886�1M
R2881�220
C2803�1
C2853�0.1
R2851�47K
C2940�0.1
R2940�820K
D2803�B0ACCK000005
D2801�B0ACCK000005
C2802�50V3.3
C2882�18P
X2801�H0A327200115
X2802�H2B100500004
R2803
10K
R2861 100
R2955
270K
R2866
47K
R2865
47K
R2854
47K
R2857
47K
R2856
47K
R2855
47K
R2863�47K
R2950�470K
R2965�4.7KR2952�
1K
SW5V
SPEED
VREF+
R2873�22K
R2871
22K
R2874
4.7K
C2871
330P
C2874
330P
C2872
0.022
1
2
3
4
8
7
6
5
NC
VCC
EE_CS
EE_CLK
NC
IC2871GND
EE.DAT
IC2871E-EPROM IC�
(NOT SUPPLIED)
R2173
4.7K
R2172
6.8K
R2273�4.7K
R2271�6.8K
R2936�1K
B0EAKM000117
D2936
R2937�10K
CN2806
Q2937
Q2936
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+15V
HP_L
HP_GND
HP_R
DGND
SW5V
PA_IN_L
PA_IN_GND
PA_IN_R
MOT10V
SW_LED
VOL_LED
J_VOLA
J_VOl_B
FL_RST
FL_CS
FL_DOUT
FL_CLK
H_BASS_LED
KEY3
KEY2
KEY1
P-GND
RMT
VREF+
SYNC
PCONT
SYS6V
+15V
MOT_12V
CHG_PLR(88)
HP_L
HP_GND
HP_R
UP_GND
SW5V
PA_IN_L
PA_IN_GND
PA_IN_R
MOT_12V
SW_LED
VOL_LED
J_VOLA
J_VOl_B
FL_RESET
FL_CS
FL_DOUT
FL_CLK
H_BASS_LED
KEY3
KEY2
KEY1
P-GND
RMT
VREF+
SYNC
PCONT
SYS6V
1234567891011121416171819202122232425262729 2830 1315CN2805
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CCW
CW
P_GND
VC_8V
HOME_SW
ST-SW
OPEN_SW
CAM_SENSOR
SW5V
D_GND
PLAY_SW
PLUNGER
UD_SENSOR
BOTTOM_SW
SPEED
CHG_CCW
CHG_CW
P_GND
CD8V
HOME_SW
ST-SW
OPEN_SW
CLOSE_SW
SW5V
D_GND
PLAY_SW
UD_SENSOR
BOTTOM_SW
SPEED
1 2 43 6 7 8 9 11 12 13 14 15105
C2678 0.01
R2920�4.7K
R2921�4.7K
R2922�10K
CD7.5V
PGND
MCLK
15
14
13
12
11
10
2
4
6
8
9
7
5
3
1
17
16
10
4
6
8
9
7
5
3
2
1
L
A_GND
R
CD_3.3V
CD_GND
LD_S
NC
+7.5V
PGND
MCLK
MDATA
MLD
BLKCK
STAT
/RST
/REST_S
LOADING
CN2801
CN2803
MDATA
MLD
SW5V
BLKCK
SW5V
A_GND
R2908�330
R2907�1K
D2901�B0ADCC000002
R2909 2.2K
R2910 330
C2231 0
C2906�
1000P STATUS
UP_GND
RESTSW
MOT_12V
PLG2
C2957�100P
R2957�1K
R2959�1K
R2953�10K
R2954�10K
R2958�22K
R2960�22K
C2959�100P
R2928�
10K
PLG1
DECK2
PHOTO_1
PHOTO_2
HALF_1
MODE_1
UP_GND
PA_IN_R
PA_IN_L
DVREF+
P_GND
SW5V
R2151 0
R2251 0
R2956
270K
PL2
PL1
DVREF
DECK-2
PL_GND
VREF_GND
PHOTO_PB
MODE_PB
CN2951
HALF_PB
PHOTO_RP
MAIN CIRCUIT
SA-AK640P/PC MAIN CIRCUIT
SCHEMATIC DIAGRAM - 3: +B SIGNAL
: -B SIGNAL
TODECKCIRCUIT(CN1001) ONSCHEMATICDIAGRAM-7
TOCD SERVOCIRCUIT(CN7002) ONSCHEMATICDIAGRAM-1
TODECKMECHANISMCIRCUIT(CN971) ONSCHEMATICDIAGRAM-7
TOPOWERCIRCUIT(CN5103) ONSCHEMATICDIAGRAM-6
TO FAN
TOPANEL CIRCUIT (CN6601) ONSCHEMATIC DIAGRAM-4
TO CRSI (CN1)
TOPOWERCIRCUIT(CN5102) ONSCHEMATICDIAGRAM-6
R2211�2.2K
R2111�2.2K
C2674
R2676 10K
R2912 4.7K
R2914 4.7K
R2916 4.7K
R2918 10K
R2929
10K
R2930
10K
R2931
10K
R2923 0
R2927 4.7K
R2104 27K
R2204 27K
R2674�47K
R2673
47K
R2672
10K
R2671
10K
C2131�0
R2131�3.3K
R2132�33K
R2232�33KR2231�
3.3K
C2191
50V4.7
C2282
1
C2281
1
B0ACCK000005
R2222�3.3K
R2122�3.3K
C2121�3300P
C2221�3300P
R2121�3.3K
R2221�3.3K
TUNER LCH
TUNER RCH
PLL CLK
2B
2A
TUNER SD
TUNER GND
TUNER DQ/ST
TUNER DQ/ST
+15V
VCC +7.5V
DET OUT
PLL_DA
PLLCE
IN-L1
IN-R1
IN-R2
IN-R3
IN-R4
IN-R5
IN-R6
GND
REF-IN
REF-OUT
REC_L
PRE-VIN-R
HB-MIX-IN
HB-MIX-OUT
HB-FLT-OUT
HB-ATT-IN
HB-ATT-OUT
HB-LPF-IN
HB-LPF-OUT
NC
NC
TRE-R
MID-R1
MID-R2
BASS-R2
T-OUT-R
R-OUT
VCC
CLK
DATA
NC
L-OUTPOST-VM-L
T-OUT-L
BASS-L2
BASS-L1
MID-L2
MID-L1
TRE-L
SUR2
SUR1
REC-L
SV_OUT-L
OP-OUT
OP-IN
PRE-VIN-L
POST-VM-R
BASS-R1
HARMIN
HARMOUT
GV-OUT-R
IN-L2
IN-L3
IN-L4
IN-L5
IN-L6
TOMAINCIRCUIT(1A) ONSCHEMATICDIAGRAM-2
TOMAINCIRCUIT(1B) ONSCHEMATICDIAGRAM-2
R2431�0
C2214�1
C2114�1
C2901�
0.1
R2704
220K
C2704�470P
: FM/AM SIGNAL LINE : CD SIGNAL LINE
: MAIN SIGNAL LINE
: TAPE RECORD SIGNAL LINE
: TAPE PLAYBACK SIGNAL LINE
C2113
6800P
C2213
6800P
C2124
1
C2224
1
C2134
1
C2234
1
C2154
1
C2254
1
C2161 0.01
C2261 0.01
C2581 16V100
C2582�16V100
R2282
0
C2201 1
C2195
0.47
R2145�1K
R2314�0
R2146�1K
R2313�100K
R2413�100K
C2181
1
C2182
1
R2702�1K
C2701�0.01
C2702 16V100
C2705 50V1
R2705�3.3K
R2315�56K
R2703�
220K
C2703
470P
R2328�15K
R2434�0
R2435�6.8K
C2431�6800P
C2854�10V220
SW_LVL1
SW_LVL2
Q2958,Q2960�
B1ACKD000006�PLUNGER ON/OFF SWITCH
Q2957,Q2959�
B1GBCFLL0037�PLUNGER ON/OFF SWITCH
Q2950�
B1ACKD000006�DECK SUPPLY�
CONTROL SWITCH
Q2951�
B1ACKD000006�SUPPLY CONTROL SWITCH
Q2936�
B1ACKD000006�CD SUPPLY�
CONTROL SWITCH
Q2937�
B1GBCFJJ0051�CHANGER PLUNGER�ON/OFF SWITCH
Q2952�
B1GBCFLL0037�DECK SUPPLY (PCONT)�CONTROL SWITCH
Q2907�
B1ABCF000176�CD STATUS INTERFACE
Q2906�
B1ABCF000176�INTERFACE SWITCH
Q2901�
B1ACKD000006�CONTROL SWITCH
Q2902�
B1AACF000064�VOLTAGE STABLISER CD3.3V
Q2978�B1GDCFJJ0047�
REC:ON/OFF CONTROL SWITCH
Q2980�
B1GDCFJJ0047�SUPPLY CONTROL SWITCH�
(DECK MOTOR)
Q2142�B1ABCF000176�AGC CONTROL SWITCH
Q2311,Q2411�
B1ABGC000005�MUTING SWITCH
Q2242�B1ABCF000176�AGC CONTROL SWITCH
Q2511�
B1GDCFJJ0047�MUTING CONTROL
Q2341,Q2441�
B1ABGC000005�HEADPHONE MUTING
Q2803�B1GBCFJJ0051�
RESET (MICRO-P) SWITCH
Q2943�
B1ABCF000176�FAN SUPPLY�
CONTROL SWITCH
Q2948,Q2949�
B1ABCF000176�DC DETECT SWITCH
Q2942�B1ACKD000006�
FAN MOTOR ON/OFF SWITCH
Q2317,Q2417�
B1ABGC000005�MUTING SWITCH
D2677�
B0BC7R50001
Q2907
Q2906
R2919�4.7K
R2925�4.7K
R2924�10K
C2193
1
R2196
10K
R2195
10K
R2281
680
C2192
0.1
R2701�1K
C2273 0.01
C2274 0.01
C2271 0.15
C2272 0.082
C2402 1
C2401 0
C2302
0
C2301
1
C2172
0.056
C2171
0.1
C2174
0.01
C2173
0.01
C2183
0.22
R2183
1K
R2182
0
R2163�56K
C2101�1
R2181
680
C2175
3300P
IC2803�C1BB00001121�
AUDIO SOUND PROCESSOR
R2411�470
R2245�1K
R2247�100K
C2245�16V10
W2575 0
W2506�0
W2503�0
W2520�0
W2577�0
W2501�0
W2508�0
W2511�0
W2531�0
W2513�0
W2514�
0
W2517 0
W2518�0
W2523
0
W2525�0
W2534�0
W2546�0
W2526�0
W2530�0
W2572�0
W2571�0
W2532
0
W2535�0
W2537�0
W2536�0
W2576�0
W2539
0
W2556�0
W2559�0
W2555�0
W2540�0
W2558�0
W2542�0
W2545
0
W2543
0
W2544�
� 0
W2547 0
W2548 0
W2549�0
W2550�0
W2552�0
W2553�0
W2554 0
W2557
0
W2569
0
W2570
0
W2563 0
W2565�0
W2566�0
W2567�0
W2568�0
W2573�0
W2512�0
R2321�0
1/4
SA-AK640P/PC MAIN CIRCUIT3/4
SA-AK640P/PC MAIN CIRCUIT 2/4
SA-AK640P/PC MAIN CIRCUIT 4/4
C2323�0.01
BUSY
CLK
RXD
TXD
R23356.8K
C2331�6800P
W2510�0
R2331�0
C2333�1
R24298.2K
R2421�0
R242339K�
C2421�0.22
C2423�0.01
C2425�50V1
R2426�0
R22032.2K
Q2501�B1ABCF000176�
LEVEL METER �CONTROL SWITCH
C2501�1
R2504100
R2501�330K
R25032.7K
R250282K
D2503B0ADCC000002
R2505�0
A_GND
R2507�100K
C2507�0.22
R2103 2.2K
R233315K�
R2433�15K
W2561 0
R2161�4.7K
R2261�4.7K
C2263�50V1
R25081K
LM_1
LM_1
R2823 10K
R2564�
�220K
N
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8765
1234
R2334�0
C25031
R2867�100K
MIC
R232339K�
R2428�15K
C2112 1
C2212 1
C2122 1
C2222 1
C2252 1
C2152 1
C2232 1
C2132 1
R21493.3K
R2249�3.3K
A_GND
SW_LV1
SW_LV2
IC2810
R2565�220K
C2731�50V100
R2722�1K
R2327�12K
R2427�12K
C2324�1
C2424�1
C2556�0.018
C2721�16V100
COABBB000244
R2563�120K
R2721�1K
C2555�100P
C2558�50V0.047
Q2551
Q2552
D2251,D2552�B0BC4R600016
D2551 D2552
Q2554
Q2553R2557�1K
R2556�1K
R2555�1K
R2562�120K
C2554�1
R2561�
22K
C2552�
100P
R2560�3.3K
C2551�16V10
C2553�0.01
R2559�18K
R2558�3.3K
R2731�100
Q2551,Q2552�
B1GDCFJJ0047�SWITCH SUPPLY SWITCH
C2560�10V1
R2566�2.2K
C2561�10V1
R2588 180K
C2589 0.47
R2567�18K
R2568 100K
Q2555�B1ABCF000005�
SUBW MUTING SWITCH
Q2553,Q2554�
B1ABCF000176�SUBWOOFER LEVEL�CONTROL SWITCH
SUBW
W2560�0
R2212�
�3.3K
R2112�
�3.3K
1
2
3
4
5
6
7
8
15 16 17 18 19 20 21 22 23
35
36
37
38
39
40
41
42
484950515253545556
9 34
24
47
10 33
25
46
11 32
12 31
26
45
27
44
13 30
14 29
28
43
IC2804�C0AABB000125�
OPAMP
C297616V10
D2191
D2583B0BC9R000008
PB_L
PB_R
GND
REC_IN_L
REC_IN_R
+B
1
2
3
4
5
6
14
12
10
8
7
9
11
13
C258316V100
C250916V33 R2509
560
REC_H
MO+B
MO_GND
NC
DECK1_H
NC
MOTOR
NC
R2311470
R231210K
R241210K
R2355270K
C24421
C23421
C23121
Q2411
Q2311
R2455270K
C23111
R21934.7K
R2283100K
C22830.047
R2194100K
C21940.1
C22753300P
C25880.1
C2585220P
R2585330K
R2510220
C2584220P
R2512100K
R25112.2K
C251150V2.2
R24140
R22461K
D2241�B0ACCK000005
C24111
C2313�
47P
C2413�47P
C2414�
10P
C2314�
10P
C2315�16V22
C2415�16V22
C270650V1
R2415�
56K
R27063.3K
C24121
R25861.2K
R2584330K
R2587
1.2K�
R21023.3K
R22023.3K
0.01
C2673�100P
C2671�100P
MUTE_A
ASP_DA
+15V
ASP_CLK
SW15V
+15V
SW5V
MOT_12V
P_GND
-9V
A_GND
HP_R
HP_L
+15V
REC[59]
MTR[58]
DECK_H
PLLCE_UP
STIDO
PLL_CLK
PLL_DA
R2675�4.7K
SD
DET_OUT
T_GND
CD8V
R2677�120
R2902 33Q2901
Q2902
R2901
10K
C2903
0.01
C2904 16V100
Q2417
Q2317
R2248�6.8K
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8765
R2316�2.2K
C2433�1
C271116V100
C2325�50V1
R23298.2K
R2326�0
R2317�10K
R2356�180K
R2456�180K
R2417�10K
C2343�0.47
C2443�0.47
R2416�2.2K
C2321�0.22
R2318�100K
R2418100K�
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�1
2
3
4
5
6
7
8
9
10
11
12
HIGH_L-IN
+15V
MUTE-D-AMP
T-GND
F_HOP
CN2809
A_GND
LOW_R-IN
FAN
LOW_L-IN
ASP_GND
HIGH_R-IN
Q2341
Q2441
R2345�1.5K
R2445�1.5K
R2357100K
R2457100K
C2344�
0.47
C2444�
0.47
R2447�1
R2446�3.3K
R23463.3K�
R2347�1
R2451�0
C2943�50V2.2
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�12
11
10
9
8
7
6
5
4
3
2
1
STANDBY
MOT_12V
+15V
-VCC
SW5V
CN2808
CN2810
UP_GND
FL_GNDC2753 0.1
P_GND
CD8V
DCDET
STANDBY
MOT_12V
+15V
-9V
SW5V
UP_GND
P_GND
CD8V
PCONT PCONT
IDCDET
�
�1
2
R2453�0
R2452�27
R2454�27
R2441�27
R2443�27
R2442�0
R2444�0
R2351�0
C2341�1000P
C2441�1000P
R2353�0
R2352�27
R2354�27
R2341�27
R2343�27
R2342�0
R2344�0
Q2511
FAN
+15V
MUTE-D-AMP
T_GND
F_HOP
Q2980
+15V
GND
IN OUT
12
3
1
2
3
�
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43
44
45
46
47
48
49
50
42
41
40
39
38
37
36
35
34
33
32
31
3029282726
100
99
98
97
96
95
94
93
92
91
90
89
88
87
86
85
81
82
83
84
25242322212019181716151413121110987654321
7677787980 64 636566676869707172737475 515253545556575859606162
NC
STANDBY
FAN
MOT_12V
R2945�10K
D2946�B0ADCJ000020
C2945�16V47
C2944�100P
R2944�
Q2943
4.7K
R2942�5.6K
R2941�10K
C2941�16V33
C2947�6.3V100
R2947�27
R2946�56K
R2943�10K
Q2948
Q2949
R2949�47K
C2948�10V220
R2939�47K
R2948�100
NC
NC
DCDET
PCONT/EFP/CS
NC
NC
EE_DAT
EE_CLK
MUTE_A
MUTE_DA
MUTE_A
IDCDET
PCONT
MUTE_D_AMP
REG1
REG2
REG3
REG4
REG5
REG6
REG7
REG8
EE_CS/EFP/EPH
LM_1
DVREF+
UP-GND
PA_LVL
PLLCE
PLLCE_UP
RDS_DA
RDS_CLK
MODE_A
F_HOP
CNVSS
IRESET
BLKCK
STIDO
SD
ASP_DA
ASP_CLK
PLL_DA
PLL_CLK
VREF+
SYS6V
P_GND
VREF+
CD7.5V
SW5V
R2894�47K
+15V
IDCDET
D2813�B0ACCK000005
D2811�B0ADCJ000020
IDCDET
F_HOP
BYTE
CNVSS
XC_IN
XC_OUT
/RESET
X_OUT
VSS
XIN
VCC
VCC
/NMI
RMT
RMT
BLKCK
SYNC
SYNC
ST/DO
SD
NC
SW_LV-1
SW_LV-2
ASP_DA
ASP_CLK
10DB_ATT
PLL_DAT
PLL_CLK
/RESTSW
MCLK
MDATA
MLD
STATUS
CD_RST
H.BASS_LED
FL_CLK
FL_DOUT
FL_CS
FL_RESET
V_JOG_B
V_JOG_A
VOL_LED
SW_LED
FL_CS
FL_RESET
V_JOG_B
V_JOG_A
VOL_LED
SW_LED
VSS
GND
NC
VCC
VCC
NC
DECK1_H
REC
MTR
PLG2
PLG1
DECK1_H
REC(59)
MTR(58)
PLG2
PLG1
NC
NC
MODE_1
HALF_1
MODE_1
HALF_1
STAND_BYHOME_SW
/RESTSW
MCLK
MDATA
MLD
STATUS
CD_RST
H.BASS_LED
FL_CLK
FL_DOUT
HOME_SW
SPEED
CLOSE_SW
OPEN_SW
CLOSE_SW
OPEN_SW
CHG_PLR[88]
CHG_CWCHG_CW
CHG_CCWCHG_CCW
ST_SW
PLAY_SW
ST_SW
PLAY_SW
CHG_PLR
BOTTOM_SW
UP_SENSOR
DECK2
KEY3
KEY2
KEY1
PHOTO_2
BOTTOM_SW
UP_SENSOR
DECK2
KEY3
KEY2
KEY1
PHOTO_2
PHOTO_1PHOTO_1
AVSS
VREF
AVCC
VREF+
VCC
UP_GND
SYS6V
UP_GND
VREF+
PCONT
D2950 B0ACCK000005
DEMO
IC2801C2CBYY000066MICROPROCESSOR
R2864�100
R2801�10K
R2852 100
R2853 100
R2848
100
R2847
100
R2849
1K
R2843
1K
R2846
4.7K
R2845
10K
R2844
10K
R2842
10K
R2841
10K
R2820
100K
R2819
100K
R2818
100K
R2817
100K
R2830
100K
R2831
100K
R2832
100K
R2833
100K
R2810 22K
R2858 100
R2859 100
R2860 100
R2862 100
R2951�470KR2966�
4.7K
Q2951
Q2952
Q2950
Q2957
Q2958
Q2960Q2959
R2802
100
C2821100P R2882
10M
R2883330K
C2883�18P
R2886�1M
R2881�220
C2803�1
C2853�0.1
R2851�47K
C2940�0.1
R2940�820K
D2803�B0ACCK000005
D2801�B0ACCK000005
C2802�50V3.3
C2882�18P
X2801�H0A327200115
X2802�H2B100500004
R2803
10K
R2861 100
R2955
270K
R2866
47K
R2865
47K
R2854
47K
R2857
47K
R2856
47K
R2855
47K
R2863�47K
R2950�470K
R2965�4.7KR2952�
1K
SW5V
SPEED
VREF+
R2873�22K
R2871
22K
R2874
4.7K
C2871
330P
C2874
330P
C2872
0.022
1
2
3
4
8
7
6
5
NC
VCC
EE_CS
EE_CLK
NC
IC2871GND
EE.DAT
IC2871E-EPROM IC�
(NOT SUPPLIED)
R2173
4.7K
R2172
6.8K
R2273�4.7K
R2271�6.8K
R2936�1K
B0EAKM000117
D2936
R2937�10K
CN2806
Q2937
Q2936
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+15V
HP_L
HP_GND
HP_R
DGND
SW5V
PA_IN_L
PA_IN_GND
PA_IN_R
MOT10V
SW_LED
VOL_LED
J_VOLA
J_VOl_B
FL_RST
FL_CS
FL_DOUT
FL_CLK
H_BASS_LED
KEY3
KEY2
KEY1
P-GND
RMT
VREF+
SYNC
PCONT
SYS6V
+15V
MOT_12V
CHG_PLR(88)
HP_L
HP_GND
HP_R
UP_GND
SW5V
PA_IN_L
PA_IN_GND
PA_IN_R
MOT_12V
SW_LED
VOL_LED
J_VOLA
J_VOl_B
FL_RESET
FL_CS
FL_DOUT
FL_CLK
H_BASS_LED
KEY3
KEY2
KEY1
P-GND
RMT
VREF+
SYNC
PCONT
SYS6V
1234567891011121416171819202122232425262729 2830 1315CN2805
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CCW
CW
P_GND
VC_8V
HOME_SW
ST-SW
OPEN_SW
CAM_SENSOR
SW5V
D_GND
PLAY_SW
PLUNGER
UD_SENSOR
BOTTOM_SW
SPEED
CHG_CCW
CHG_CW
P_GND
CD8V
HOME_SW
ST-SW
OPEN_SW
CLOSE_SW
SW5V
D_GND
PLAY_SW
UD_SENSOR
BOTTOM_SW
SPEED
1 2 43 6 7 8 9 11 12 13 14 15105
C2678 0.01
R2920�4.7K
R2921�4.7K
R2922�10K
CD7.5V
PGND
MCLK
15
14
13
12
11
10
2
4
6
8
9
7
5
3
1
17
16
10
4
6
8
9
7
5
3
2
1
L
A_GND
R
CD_3.3V
CD_GND
LD_S
NC
+7.5V
PGND
MCLK
MDATA
MLD
BLKCK
STAT
/RST
/REST_S
LOADING
CN2801
CN2803
MDATA
MLD
SW5V
BLKCK
SW5V
A_GND
R2908�330
R2907�1K
D2901�B0ADCC000002
R2909 2.2K
R2910 330
C2231 0
C2906�
1000P STATUS
UP_GND
RESTSW
MOT_12V
PLG2
C2957�100P
R2957�1K
R2959�1K
R2953�10K
R2954�10K
R2958�22K
R2960�22K
C2959�100P
R2928�
10K
PLG1
DECK2
PHOTO_1
PHOTO_2
HALF_1
MODE_1
UP_GND
PA_IN_R
PA_IN_L
DVREF+
P_GND
SW5V
R2151 0
R2251 0
R2956
270K
PL2
PL1
DVREF
DECK-2
PL_GND
VREF_GND
PHOTO_PB
MODE_PB
CN2951
HALF_PB
PHOTO_RP
MAIN CIRCUIT
SA-AK640P/PC MAIN CIRCUIT
SCHEMATIC DIAGRAM - 3: +B SIGNAL
: -B SIGNAL
TODECKCIRCUIT(CN1001) ONSCHEMATICDIAGRAM-7
TOCD SERVOCIRCUIT(CN7002) ONSCHEMATICDIAGRAM-1
TODECKMECHANISMCIRCUIT(CN971) ONSCHEMATICDIAGRAM-7
TOPOWERCIRCUIT(CN5103) ONSCHEMATICDIAGRAM-6
TO FAN
TOPANEL CIRCUIT (CN6601) ONSCHEMATIC DIAGRAM-4
TO CRSI (CN1)
TOPOWERCIRCUIT(CN5102) ONSCHEMATICDIAGRAM-6
R2211�2.2K
R2111�2.2K
C2674
R2676 10K
R2912 4.7K
R2914 4.7K
R2916 4.7K
R2918 10K
R2929
10K
R2930
10K
R2931
10K
R2923 0
R2927 4.7K
R2104 27K
R2204 27K
R2674�47K
R2673
47K
R2672
10K
R2671
10K
C2131�0
R2131�3.3K
R2132�33K
R2232�33KR2231�
3.3K
C2191
50V4.7
C2282
1
C2281
1
B0ACCK000005
R2222�3.3K
R2122�3.3K
C2121�3300P
C2221�3300P
R2121�3.3K
R2221�3.3K
TUNER LCH
TUNER RCH
PLL CLK
2B
2A
TUNER SD
TUNER GND
TUNER DQ/ST
TUNER DQ/ST
+15V
VCC +7.5V
DET OUT
PLL_DA
PLLCE
IN-L1
IN-R1
IN-R2
IN-R3
IN-R4
IN-R5
IN-R6
GND
REF-IN
REF-OUT
REC_L
PRE-VIN-R
HB-MIX-IN
HB-MIX-OUT
HB-FLT-OUT
HB-ATT-IN
HB-ATT-OUT
HB-LPF-IN
HB-LPF-OUT
NC
NC
TRE-R
MID-R1
MID-R2
BASS-R2
T-OUT-R
R-OUT
VCC
CLK
DATA
NC
L-OUTPOST-VM-L
T-OUT-L
BASS-L2
BASS-L1
MID-L2
MID-L1
TRE-L
SUR2
SUR1
REC-L
SV_OUT-L
OP-OUT
OP-IN
PRE-VIN-L
POST-VM-R
BASS-R1
HARMIN
HARMOUT
GV-OUT-R
IN-L2
IN-L3
IN-L4
IN-L5
IN-L6
TOMAINCIRCUIT(1A) ONSCHEMATICDIAGRAM-2
TOMAINCIRCUIT(1B) ONSCHEMATICDIAGRAM-2
R2431�0
C2214�1
C2114�1
C2901�
0.1
R2704
220K
C2704�470P
: FM/AM SIGNAL LINE : CD SIGNAL LINE
: MAIN SIGNAL LINE
: TAPE RECORD SIGNAL LINE
: TAPE PLAYBACK SIGNAL LINE
C2113
6800P
C2213
6800P
C2124
1
C2224
1
C2134
1
C2234
1
C2154
1
C2254
1
C2161 0.01
C2261 0.01
C2581 16V100
C2582�16V100
R2282
0
C2201 1
C2195
0.47
R2145�1K
R2314�0
R2146�1K
R2313�100K
R2413�100K
C2181
1
C2182
1
R2702�1K
C2701�0.01
C2702 16V100
C2705 50V1
R2705�3.3K
R2315�56K
R2703�
220K
C2703
470P
R2328�15K
R2434�0
R2435�6.8K
C2431�6800P
C2854�10V220
SW_LVL1
SW_LVL2
Q2958,Q2960�
B1ACKD000006�PLUNGER ON/OFF SWITCH
Q2957,Q2959�
B1GBCFLL0037�PLUNGER ON/OFF SWITCH
Q2950�
B1ACKD000006�DECK SUPPLY�
CONTROL SWITCH
Q2951�
B1ACKD000006�SUPPLY CONTROL SWITCH
Q2936�
B1ACKD000006�CD SUPPLY�
CONTROL SWITCH
Q2937�
B1GBCFJJ0051�CHANGER PLUNGER�ON/OFF SWITCH
Q2952�
B1GBCFLL0037�DECK SUPPLY (PCONT)�CONTROL SWITCH
Q2907�
B1ABCF000176�CD STATUS INTERFACE
Q2906�
B1ABCF000176�INTERFACE SWITCH
Q2901�
B1ACKD000006�CONTROL SWITCH
Q2902�
B1AACF000064�VOLTAGE STABLISER CD3.3V
Q2978�B1GDCFJJ0047�
REC:ON/OFF CONTROL SWITCH
Q2980�
B1GDCFJJ0047�SUPPLY CONTROL SWITCH�
(DECK MOTOR)
Q2142�B1ABCF000176�AGC CONTROL SWITCH
Q2311,Q2411�
B1ABGC000005�MUTING SWITCH
Q2242�B1ABCF000176�AGC CONTROL SWITCH
Q2511�
B1GDCFJJ0047�MUTING CONTROL
Q2341,Q2441�
B1ABGC000005�HEADPHONE MUTING
Q2803�B1GBCFJJ0051�
RESET (MICRO-P) SWITCH
Q2943�
B1ABCF000176�FAN SUPPLY�
CONTROL SWITCH
Q2948,Q2949�
B1ABCF000176�DC DETECT SWITCH
Q2942�B1ACKD000006�
FAN MOTOR ON/OFF SWITCH
Q2317,Q2417�
B1ABGC000005�MUTING SWITCH
D2677�
B0BC7R50001
Q2907
Q2906
R2919�4.7K
R2925�4.7K
R2924�10K
C2193
1
R2196
10K
R2195
10K
R2281
680
C2192
0.1
R2701�1K
C2273 0.01
C2274 0.01
C2271 0.15
C2272 0.082
C2402 1
C2401 0
C2302
0
C2301
1
C2172
0.056
C2171
0.1
C2174
0.01
C2173
0.01
C2183
0.22
R2183
1K
R2182
0
R2163�56K
C2101�1
R2181
680
C2175
3300P
IC2803�C1BB00001121�
AUDIO SOUND PROCESSOR
R2411�470
R2245�1K
R2247�100K
C2245�16V10
W2575 0
W2506�0
W2503�0
W2520�0
W2577�0
W2501�0
W2508�0
W2511�0
W2531�0
W2513�0
W2514�
0
W2517 0
W2518�0
W2523
0
W2525�0
W2534�0
W2546�0
W2526�0
W2530�0
W2572�0
W2571�0
W2532
0
W2535�0
W2537�0
W2536�0
W2576�0
W2539
0
W2556�0
W2559�0
W2555�0
W2540�0
W2558�0
W2542�0
W2545
0
W2543
0
W2544�
� 0
W2547 0
W2548 0
W2549�0
W2550�0
W2552�0
W2553�0
W2554 0
W2557
0
W2569
0
W2570
0
W2563 0
W2565�0
W2566�0
W2567�0
W2568�0
W2573�0
W2512�0
R2321�0
1/4
SA-AK640P/PC MAIN CIRCUIT3/4
SA-AK640P/PC MAIN CIRCUIT 2/4
SA-AK640P/PC MAIN CIRCUIT 4/4
C2323�0.01
BUSY
CLK
RXD
TXD
R23356.8K
C2331�6800P
W2510�0
R2331�0
C2333�1
R24298.2K
R2421�0
R242339K�
C2421�0.22
C2423�0.01
C2425�50V1
R2426�0
R22032.2K
Q2501�B1ABCF000176�
LEVEL METER �CONTROL SWITCH
C2501�1
R2504100
R2501�330K
R25032.7K
R250282K
D2503B0ADCC000002
R2505�0
A_GND
R2507�100K
C2507�0.22
R2103 2.2K
R233315K�
R2433�15K
W2561 0
R2161�4.7K
R2261�4.7K
C2263�50V1
R25081K
LM_1
LM_1
R2823 10K
R2564�
�220K
S6307
SUBWOOFER
GND2
MOT_10V
R6457�390
D6462D6457,D6462�B3ACA0000302
D6460,D6463�B3AAA0000884
D6459�B3ACA0000234
D6457
K6104�0
VOL_LED
H.BASS_LED
SW_LED
R6460�390
D6463
D6460
R6459�3.9K
Q6459
Q6460
C6636 0.1
C6605�33P
C6637�33P
W6510�0
C6601
100P
C6604
100P
C6603
100P
R6605�15K
R6604
220R6603
220
R6601 470K
1
2
3
4
5
6
7
8
9
17 18 19 20 21 22 23 24 25
40
41
42
43
44
45
46
47
48
565758596061626364
10 39
26
55
11 38
27
54
12 37
13 36
28
53
29
52
14 35
15 34
16 33
30
51
31
50
32
49
S3
S4
S6
S7
S8
S9
S10
S11
S12
S13
S14
S15
S16
S17
S18
S19
S20
S21
S22
S23
S25
S26
S27
S29
S28
S30
S32
S33
S31
S34
S35
VSS
VCC1
P0
P1
SDATA
SCK
/CS
/RESET
D0
D1
D2
D3
D4
D6
D5
D7
D9
D8
D11
D10
D12
D14
D13
D15
VCC2
S1
S2
S0
XIN
XOUT
VP
S24
S5
IC6601�C0HBB0000039�
FL DRVIER
C6623 50V22
FL_DOUT
FL_CLK
FL_CS
GR5
GR6
GR7
GR8
GR9
GR10
GR11
GR12
SG35
SG36
SG24
SG23
SG22
SG21
SG20
SG19
SG18
SG17
SG31
SG30
SG32
SG29
SG28
SG27
SG26
SG25
GR1
GR2
GR3
GR4
GR5
GR6
GR7
GR8
GR9
GR10
GR11
GR12
GR13
SG16
SG17
SG18
SG19
SG20
SG21
SG22
SG23
SG24
SG25
SG26
SG27
SG28
SG29
SG30
SG31
SG32
SG33
SG34
SG35
SG15
SG14
SG13
SG12
SG11
SG10
SG9
SG8
SG7
SG6
SG5
SG4
SG3
SG2
SG1
R6631
SYS6V
KEY3
47
47
R6632
D6635�B0BC7R500001
D6458�
B3AAA0000583
S6301
CD
R6458�4.7K
R6399�10K
R6199�10K
H6555/W6555
C6635�50V2.2
GND2
-VP_A
FL2
-VP
FL1
SYS6V
SYS6V
PCONT
SYNC
DGND
C6632�50V22
C663150V22
SG11
SG12
SG13
SG14
SG15
SG16
SG2
SG1
SG3
SG4
SG5
SG6
SG7
SG8
SG10
SG09
SYS6V
PCONT
SYNC
VREF+
RMT
P_GND
KEY1
KEY2
KEY3
FL_CLK
FL_DOUT
FL_CS
VJOG_B
VJOG_A
VOL_LED
SW_LED
MOT10V
PA_IN_R
PA_IN_GND
PA_IN_L
SW5V
GND2
HP_R
HP_GND
HP_L
SYS6V
PCONT
SYNC
VREF+
RMT
P_GND
KEY1
KEY2
KEY3
H.BASS_LEDH.BASS_LED
FL_CLK
FL_DOUT
FL_CS
FL_RSTFL_RST
VJOG_B
VJOG_A
VOL_LED
SW_LED
MOT10V
PA_IN_R
PA_IN_GND
PA_IN_L
SW_5V
D_GND
HP_R
HP_GND
HP_L
+15V+15V
GND2
VREF+
HP_SW
GND2
KEY3
KEY1
R6102�1K
GND2
SYNC
PCONT
SYS6V
FL6602�A2BD00000142
5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
88 87 84 83 82 81 80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 46 45
1 2 3 4 5 6 87 9
S6101
POWER
S6102
SINGLE
DISCCHANGE
R61032.2K
S6103
OPEN/CLOSE
R6104�1.8K
S6104
CD1
CD2
CD3
CD4
CD5
R6105�2.2K
S6105
R6106�2.7K
S6106
R6107�4.7K
S6107
R6108�6.8K
R610910K
R611022K
S6108
S6302
TAPE
S6303
STOP
S6304
REC
S6305
TUNER/BAND
S6306
MUSIC P.
R6302�1K
R63032.2K
R6304�1.8K
R6305�2.2K
R6306�2.7K
R6307�4.7K
R6308�6.8K
S6201 KEY2
VREF+
DECK2�OPEN
S6202
DISPLAY/DEMO
S6203
DECK1/2
S6204
H.BASS
S6205
FF
S6206
REW
S6207
DECK1OPEN
R62021K R6493�
10K
VJOG_B
VJOG_A
PA_SW
GND2
GND2
RMT
VREF+
C6481�50V22
R6481�0
SW5V
-VP_A
R6492�47K
VR6491�EVEKE2F3524B�
VOLUME JOG
PANEL CIRCUIT
SA-AK640P/PC PANEL CIRCUIT
SCHEMATIC DIAGRAM - 4
R6491�47K
R6203�2.2K
R6204�1.8K
R6205�2.2K
R62062.7K
C6492�
100P
C6491�
100P
R6207�4.7K
R6208�39K
COM BA
1 32
���
PA_GND
PA_IN_R
PA_IN_L
PA_SW
GND2
JK6751
CN6601
MUSIC
PORTINPUT
C6753�0.01
R6751�
3.3K
R6753�
3.3K
R6752�1.5K
R6754�1.5K
2
4
6
7
5
3
1
��� 321
Z6481
B3RAB0000025REMOTE SENSOR
15
14
13
12
11
10
2
4
6
8
9
7
5
3
1
30
29
28
27
26
25
17
19
21
23
24
22
20
18
16
: +B SIGNAL LINE : -B SIGNAL LINE : MAIN SIGNAL LINE
TOMAINCIRCUIT(CN2806) ONSCHEMATICDIAGRAM-3
TOTRANSFORMER CIRCUIT (CN5951)�ON SCHEMATIC DIAGRAM-5
S6308
MULTIDISC
CHANGE
C6602
0.1
R6602FL_RST 1K
W6501 0
W6504 0 W6503 0
W6502�0
HP_GND
HP_R
HP_L
HP_SW
GND2
JK6551
PHONE
C6553�0.01
C6551�0.01
C6552�0.01
1
7
6
3
2
4
5
QR6457
QR6457,QR6459,Q6460�B1GBCFLL0037�
LED DRIVE
K6101�0
1
2
4
6
8
7
5
3
9
VCC+
VCC-
AC GND
AC_IN
SUB+B
GND
1
2
4
6
8
7
5
3
9
CN5950
CN5951
D5950-D5953B0EAMM000038
D5954-D5957�B0EAKM000122
C5920�50V1000
C5940�50V1000
C5950�25V2200
FP59504A
RL5950K6B1AEA00015
D5965B0AACK000004C5958
0.01
C595750V10
R5961150
R59604.7K
D5960�B0BA02400030
D5959�B0EAKM000122
D5958�B0EAKM000122
C595650V47
C595550V22
R59513.3K
D5966�B0AACK000004
R5963�82
C59530.01
R5952�4.7K
C595210V47
R5953�150
D5963�B0AACK000004
D5964B0BA6R800008
C596350V4.7
R595810K
R595710K
C59540.01
JK5950
FL2
-VP
FL1
SYS6V
SYS6V
PCONT
SYNC
D_GND
Q5952
T5951RTP1H3E002
C5960
D5952D5950
D5951D5953
0.1
D5970-D5973B0EAMM000038
D5972D5970
D5971D5973
D5954
D5955
D5956
D5957
C5959
0.01
Z5950�ERZV10V511CS
L5950�ELF15N035AN
C5962�10V220
C5961�10V220
D5961
D5962
C5951�0.01
D5961,D5962�B0AACK000004,
43
21
SCHEMATIC DIAGRAM - 5
TRANSFORMER CIRCUIT
SA-AK640P/PC TRANSFORMER CIRCUIT
: +B SIGNAL LINE : -B SIGNAL LINE
FP5940�10A
FP5920�10A
1
2
3
5
7
4
6
16
15
14
12
10
13
11
9
8
1
2
3
4
8
7
6
5
2
3
1
4
120V 60HzAC IN
F1�125V 4A
FC2FC1
Q5953�B1AACF000064�
PCONT SWITCH
Q5951�2SB0621AHA�
VOLTAGE REGULATOR
Q5952�
B1GACFJJ0018�SYNCHRONISATION SWITCH
TOPOWERCIRCUIT(H5104/W5104)ON SCHEMATICDIAGRAM-6
TOPANELCIRCUIT(H6555/W6555)ON SCHEMATICDIAGRAM-4
T5950�G4CYAYY00046
R59503.3M
B1AAKD0000014Q5950
VOLTAGE REGULATOR
W5506�0
1/4
3/4 4/4
2/4
K5101�B0EAKM000122
W5501�
� 0
B0EAKM000122
�B0EAKM000122
D5129
C51580.01
R51312.2K
R514412
C51116.3V100
R5130150
+VCC1
+VCC2
-VCC1
-VCC2
ACIN
SUB+B
AC GND
AC GND
DGND
TOTRANSFORMERCIRCUIT(CN5950) ONSCHEMATCDIAGRAM-5
2
4
6
8
9
7
5
3
1
C511225V10
D5108B0BA5R700008
D5128
D5128,D5124,D5123
D5124 D5123
R5135
2.2
R5136
2.2R5137
2.2
R513310K
C51590.01 Q5113
R51341.2K
Q5114
R5132�330
C511350V33
D5109B0BA01100004
D5125B0AACK000004
CN5102
TOMAINCIRCUIT(CN2809)ONSCHEMATICDIAGRAM-3
1
2
3
4
5
6
7
8
9
10
11
12
F_HOP
T_GND
MODE
+15V
HI_L
HI_R
LO_L
LO_R
FAN
AGND
A_GND
F_HOP
T_GND
MODE
HI_L
HI_R
LO_L
LO_R
A_GND
R5147�2.2
R5123�4.7
C510135V1000
W5509�0
R5126�1K
R5127470
C511025V100
C510925V100
D5152B0BA01900005
R5152�0
Q5101
Q5103Q5104
Q5110D5107
B0BA01500003
C51570.01
C5151100P
D5101
B0BA01100004
D5102B0BA02600018
R510110K R5114�
1.8
C51140.1
C5102100V10
R510310K
C5103100V10
C5107�0.1
C5187�0.1
C5186�0.1
C5106�0.1
R5518�10K
C517150V1000
C517250V1000
D5122�B0EAKM000122
B0EAKM000122D5121
C510435V1000P
C5153100P
Q5102
Q5108
D5105
D5104
B0BA02400029
B0BA01100004
D5103�B0BA3R900006
R51102.2K
R51091K
R510847
R5107560
C51520.1
R510510K
C51150.1
R510622K
R5313�150K
R5413�100K
C5155�1000P
C5105�10V220
R5111100K
R5150220K
D5126B0ACCK000005
+
-
-
+
JK5101
RIGHTSPEAKER
LEFTSPEAKER
R_HIGH
R_LOW
R_HIGH
R_LOW
2
4
3
1
R5514�0
C52050.1
R5206�1M
R5205
100K
R5207�6.8K
C5202100P
C5203100P
C5201470P
R520310K
R52011K
R5204100K
R5202100K
R5210150
C5210�220P
R5209�10
C5208�6.3V680P
C5204100P
X5201H2A415300001
X5202H2A375300003
Q5202
Q5201
C5701�6.3V100
F_HOP
AGND
AGND
IC5201�C0JBAB000011�
LOGIC
1 14
2
3
4
5
13
12
11
10
6 9
87
�
���
��
���
���
��
��
2322212019181716151413121110987654321
VSSA1
SGND
VDDAT
IN1-
OSC
PRBT
VDDP1
IN1+
BOOT1
OUT1
VSSP1
STAB1
VSSP2
OUT2
BOOT2
VDDP2
VSSD
VSSA1
SGND
VDDA1
IN2-
IN2+
MODE
R5154�100
Q5153Q5173
R5153�100
C5311
220P
C5310
0.1
R5139�10
W5511�0
C5313
0.015
C5319
0.015
C5321
0.1
R513810
C5317
0.1
C53270.68
R530522 22
R5306
L5301�G0C220Z00002
C5316
0.1
C53140.1
C5312�0.1
C5315�0.1
C5309�0.1C
5308
0.1
C53240.68
C5333220P
C5331220P
C53250.1
C53260
C53280.1
C53290
C53180.1
C53200.1
C53220.1
C5323
0.1
R5307 10
R5308 10
C5304�0.47
R5303�5.6K
R5304�5.6K
C5306�0.47
C53361000P
C5305330P
R5149�1K
R5173�1K
C53010.47
R5301�5.6K
R53025.6K
C53030.47
C53371000P
C5302330P
2
31
4
HL_R
LQ_R
AGND
AGND
MODE
AGND
C5330220P
C5332220P
C5121�50V47
R5146�5.6K
R5174�0
R5148�5.6K
C5123�35V470P
C5124�35V470P
L5101J0JKB0000037
L5102J0JKB0000037
R5112�47K
R5113�47K
CN5103
TOMAINCIRCUIT(CN2808)ONSCHEMATICDIAGRAM-3
1
2
3
4
5
6
7
8
9
10
11
12
PGND
FLGND
DGND
PCONT
CD8V
NC
STANDBY
12V
15V
-3V
SW5V
DC_DET
POWER CIRCUIT
SA-AK640P/PC POWER CIRCUIT
SA-AK640P/PC POWER CIRCUIT SA-AK640P/PC POWER CIRCUIT
SA-AK640P/PC POWER CIRCUIT
SCHEMATIC DIAGRAM - 6
: +B SIGNAL LINE : -B SIGNAL LINE
E5103�K4CZ01000027
E5101�K4CZ01000027
: MAIN SIGNAL LINE
Q5201�
B1ABCF000176�FREQUENCY HOPPING�
SWITCH
Q5202�
B1ADCF000063�FREQUENCY HOPPING�
SWITCH
Q5115�B1AAKD000014�
5.7 REGULATOR
Q5114�
B1ABCF000176�11V REGULATOR
Q5112�B1BCCG000002�CURRENT STABLISER
Q5111�B1BACG000023�
+15V REGULATOR
Q5103,Q5104�
B1ABCF000176�FAN ON/OFF SWITCH
Q5113�
B1GDCFNA0001�CURRENT LIMITER SWITCH
Q5109�2SB0709AHL�
VOLTAGE REGULATOR
Q5110�
B1AACF000064�26V REGULATOR
Q5101,Q5102�
B1DEGM000026�CURRENT CONTROL SWITCH
Q5108�
B1ABCF000176�SWITCH
IC5301�C1BA00000407�2-CH DIGITALAMP
IC5401�C1BA00000407�2-CH DIGITALAMP
IC5501�C1BA00000407�2-CH DIGITALAMP
Q5154�2SB0709AHL�PCONT SWITCH
Q5173�
B1ABCF000176�SWITCH
Q5153�
B1ABCF000176�MODE SWITCH
H5104/W5104
W5504�
0
W5507�0
W5508�0
C5335 0.022
C5435 0.022
C53430.022
R5151�150K
VCC
6A
6Y
5A
5Y
4A
4Y
1A
2A
1Y
2Y
3A
3Y
GND
C51810.1
C51820.1
C5434 0.022
C5334
C5438
0.022
C5537�0.022
C5536�0.022
0.022
R5412220K
R5513330K
R5512270K
R531710K
R541710K
R531256K
2
4
5
6
1
JK5102
-L_LOW
-SW
+SW
+L_LOW
-L_HIGH
+L_HIGH
3
R540622C5424
0.68C54270.68
R540522
C5432220P
C5430220P
C54250.1
C54260
C54280.1
C54290
R5407 10
R5408 10
2
31
4
C5117�35V470P
C5118�35V470P
C5431220P
C5433220P
L5403�J0JKB0000037 L
5402�
J0JKB0000037
L5401�G0C220Z00002
C5406�0.47
C5404�0.47
C5436�1000P
R5403�5.6K
R5404�5.6K
C5405 330P
C5401�0.47
R5401�5.6K
C5403�0.47
C5437�1000P
R5402�5.6K
C5402330P
HL_L
SUBW
LQ_L
W5505�0
2322212019181716151413121110987654321
VSSA2
SGND
VDDA2
IN1-
OSC
PRBT
VDDP1
IN1+
BOOT1
OUT1
VSSP1
STAB1
VSSP2
OUT2
BOOT2
VDDP2
VSSD
VSSA2
SGND
VDDA2
IN2-
IN2+
MODE
R54180
C5411
220P
C5410
0.1
C5413
0.015
C5419
0.015
C5421
0.1 R5140
10
C5417
0.1
C5416
0.1
C54140.1
C54150.1
C5412�0.1
C5409�0.1C
5408
C54180.1
C5420�0.1 C
5423
0.1C5422
0.10.1
R54190
SUBW SUBW
R550522C5527
0.68C5524�0.68
R550622
C5532220P
C5530220P
C55280.1
C55290
C55250.1
C55260
R5507 10
R5143
10
W5555
0
R5508 10
2
31
4
C5119�35V470P
C5120�35V470P
C5531220P
C5533220P
L5503�J0JKB0000037 L
5502�
J0JKB0000037
L5603,L5604�G0B9R5K00001
L5601,L5602�G0B9R5K00001
L5603
L5601L5602
L5604
L5501�G0C220Z00002
C5504�0.47
C5506�0.47
R5504�5.6K
R5503�5.6K
C5505 330P
C5501�0.47
R5501�5.6K
C5503�0.47
C5538�1000P
R5502�5.6K
C5502330P
2322212019181716151413121110987654321
VSSA2
SGND
VDDA2
IN1-
OSC
PRBT
VDDP1
IN1+
BOOT1
OUT1
VSSP1
STAB1
VSSP2
OUT2
BOOT2
VDDP2
VSSD
VSSA2
SGND
VDDA2
IN2-
IN2+
MODE
R5519�0
R5520 0
C5511
220P
C5510
0.1
C5513
0.015
C5519
0.015
C5521
0.1 R5142
10
C5517
0.1
C5516
0.1
C55140.1
C55150.1
C5512�0.1
C5509�0.1C
5508
C55180.1
C5520�0.1 C
5523
0.1C5522
0.10.1
R5523�1.2K
R5522�39K
R5141�10
W5505�0
W5506�0
1/4
3/4 4/4
2/4
K5101�B0EAKM000122
W5501�
� 0
B0EAKM000122
�B0EAKM000122
D5129
C51580.01
R51312.2K
R514412
C51116.3V100
R5130150
+VCC1
+VCC2
-VCC1
-VCC2
ACIN
SUB+B
AC GND
AC GND
DGND
TOTRANSFORMERCIRCUIT(CN5950) ONSCHEMATCDIAGRAM-5
2
4
6
8
9
7
5
3
1
C511225V10
D5108B0BA5R700008
D5128
D5128,D5124,D5123
D5124 D5123
R5135
2.2
R5136
2.2R5137
2.2
R513310K
C51590.01 Q5113
R51341.2K
Q5114
R5132�330
C511350V33
D5109B0BA01100004
D5125B0AACK000004
CN5102
TOMAINCIRCUIT(CN2809)ONSCHEMATICDIAGRAM-3
1
2
3
4
5
6
7
8
9
10
11
12
F_HOP
T_GND
MODE
+15V
HI_L
HI_R
LO_L
LO_R
FAN
AGND
A_GND
F_HOP
T_GND
MODE
HI_L
HI_R
LO_L
LO_R
A_GND
R5147�2.2
R5123�4.7
C510135V1000
W5509�0
R5126�1K
R5127470
C511025V100
C510925V100
D5152B0BA01900005
R5152�0
Q5101
Q5103Q5104
Q5110D5107
B0BA01500003
C51570.01
C5151100P
D5101
B0BA01100004
D5102B0BA02600018
R510110K R5114�
1.8
C51140.1
C5102100V10
R510310K
C5103100V10
C5107�0.1
C5187�0.1
C5186�0.1
C5106�0.1
R5518�10K
C517150V1000
C517250V1000
D5122�B0EAKM000122
B0EAKM000122D5121
C510435V1000P
C5153100P
Q5102
Q5108
D5105
D5104
B0BA02400029
B0BA01100004
D5103�B0BA3R900006
R51102.2K
R51091K
R510847
R5107560
C51520.1
R510510K
C51150.1
R510622K
R5313�150K
R5413�100K
C5155�1000P
C5105�10V220
R5111100K
R5150220K
D5126B0ACCK000005
+
-
-
+
JK5101
RIGHTSPEAKER
LEFTSPEAKER
R_HIGH
R_LOW
R_HIGH
R_LOW
2
4
3
1
R5514�0
C52050.1
R5206�1M
R5205
100K
R5207�6.8K
C5202100P
C5203100P
C5201470P
R520310K
R52011K
R5204100K
R5202100K
R5210150
C5210�220P
R5209�10
C5208�6.3V680P
C5204100P
X5201H2A415300001
X5202H2A375300003
Q5202
Q5201
C5701�6.3V100
F_HOP
AGND
AGND
IC5201�C0JBAB000011�
LOGIC
1 14
2
3
4
5
13
12
11
10
6 9
87
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2322212019181716151413121110987654321
VSSA1
SGND
VDDAT
IN1-
OSC
PRBT
VDDP1
IN1+
BOOT1
OUT1
VSSP1
STAB1
VSSP2
OUT2
BOOT2
VDDP2
VSSD
VSSA1
SGND
VDDA1
IN2-
IN2+
MODE
R5154�100
Q5153Q5173
R5153�100
C5311
220P
C5310
0.1
R5139�10
W5511�0
C5313
0.015
C5319
0.015
C5321
0.1
R513810
C5317
0.1
C53270.68
R530522 22
R5306
L5301�G0C220Z00002
C5316
0.1
C53140.1
C5312�0.1
C5315�0.1
C5309�0.1C
5308
0.1
C53240.68
C5333220P
C5331220P
C53250.1
C53260
C53280.1
C53290
C53180.1
C53200.1
C53220.1
C5323
0.1
R5307 10
R5308 10
C5304�0.47
R5303�5.6K
R5304�5.6K
C5306�0.47
C53361000P
C5305330P
R5149�1K
R5173�1K
C53010.47
R5301�5.6K
R53025.6K
C53030.47
C53371000P
C5302330P
2
31
4
HL_R
LQ_R
AGND
AGND
MODE
AGND
C5330220P
C5332220P
C5121�50V47
R5146�5.6K
R5174�0
R5148�5.6K
C5123�35V470P
C5124�35V470P
L5101J0JKB0000037
L5102J0JKB0000037
R5112�47K
R5113�47K
CN5103
TOMAINCIRCUIT(CN2808)ONSCHEMATICDIAGRAM-3
1
2
3
4
5
6
7
8
9
10
11
12
PGND
FLGND
DGND
PCONT
CD8V
NC
STANDBY
12V
15V
-3V
SW5V
DC_DET
POWER CIRCUIT
SA-AK640P/PC POWER CIRCUIT
SA-AK640P/PC POWER CIRCUIT SA-AK640P/PC POWER CIRCUIT
SA-AK640P/PC POWER CIRCUIT
SCHEMATIC DIAGRAM - 6
: +B SIGNAL LINE : -B SIGNAL LINE
E5103�K4CZ01000027
E5101�K4CZ01000027
: MAIN SIGNAL LINE
Q5201�
B1ABCF000176�FREQUENCY HOPPING�
SWITCH
Q5202�
B1ADCF000063�FREQUENCY HOPPING�
SWITCH
Q5115�B1AAKD000014�
5.7 REGULATOR
Q5114�
B1ABCF000176�11V REGULATOR
Q5112�B1BCCG000002�CURRENT STABLISER
Q5111�B1BACG000023�
+15V REGULATOR
Q5103,Q5104�
B1ABCF000176�FAN ON/OFF SWITCH
Q5113�
B1GDCFNA0001�CURRENT LIMITER SWITCH
Q5109�2SB0709AHL�
VOLTAGE REGULATOR
Q5110�
B1AACF000064�26V REGULATOR
Q5101,Q5102�
B1DEGM000026�CURRENT CONTROL SWITCH
Q5108�
B1ABCF000176�SWITCH
IC5301�C1BA00000407�2-CH DIGITALAMP
IC5401�C1BA00000407�2-CH DIGITALAMP
IC5501�C1BA00000407�2-CH DIGITALAMP
Q5154�2SB0709AHL�PCONT SWITCH
Q5173�
B1ABCF000176�SWITCH
Q5153�
B1ABCF000176�MODE SWITCH
H5104/W5104
W5504�
0
W5507�0
W5508�0
C5335 0.022
C5435 0.022
C53430.022
R5151�150K
VCC
6A
6Y
5A
5Y
4A
4Y
1A
2A
1Y
2Y
3A
3Y
GND
C51810.1
C51820.1
C5434 0.022
C5334
C5438
0.022
C5537�0.022
C5536�0.022
0.022
R5412220K
R5513330K
R5512270K
R531710K
R541710K
R531256K
2
4
5
6
1
JK5102
-L_LOW
-SW
+SW
+L_LOW
-L_HIGH
+L_HIGH
3
R540622C5424
0.68C54270.68
R540522
C5432220P
C5430220P
C54250.1
C54260
C54280.1
C54290
R5407 10
R5408 10
2
31
4
C5117�35V470P
C5118�35V470P
C5431220P
C5433220P
L5403�J0JKB0000037 L
5402�
J0JKB0000037
L5401�G0C220Z00002
C5406�0.47
C5404�0.47
C5436�1000P
R5403�5.6K
R5404�5.6K
C5405 330P
C5401�0.47
R5401�5.6K
C5403�0.47
C5437�1000P
R5402�5.6K
C5402330P
HL_L
SUBW
LQ_L
W5505�0
2322212019181716151413121110987654321
VSSA2
SGND
VDDA2
IN1-
OSC
PRBT
VDDP1
IN1+
BOOT1
OUT1
VSSP1
STAB1
VSSP2
OUT2
BOOT2
VDDP2
VSSD
VSSA2
SGND
VDDA2
IN2-
IN2+
MODE
R54180
C5411
220P
C5410
0.1
C5413
0.015
C5419
0.015
C5421
0.1 R5140
10
C5417
0.1
C5416
0.1
C54140.1
C54150.1
C5412�0.1
C5409�0.1C
5408
C54180.1
C5420�0.1 C
5423
0.1C5422
0.10.1
R54190
SUBW SUBW
R550522C5527
0.68C5524�0.68
R550622
C5532220P
C5530220P
C55280.1
C55290
C55250.1
C55260
R5507 10
R5143
10
W5555
0
R5508 10
2
31
4
C5119�35V470P
C5120�35V470P
C5531220P
C5533220P
L5503�J0JKB0000037 L
5502�
J0JKB0000037
L5603,L5604�G0B9R5K00001
L5601,L5602�G0B9R5K00001
L5603
L5601L5602
L5604
L5501�G0C220Z00002
C5504�0.47
C5506�0.47
R5504�5.6K
R5503�5.6K
C5505 330P
C5501�0.47
R5501�5.6K
C5503�0.47
C5538�1000P
R5502�5.6K
C5502330P
2322212019181716151413121110987654321
VSSA2
SGND
VDDA2
IN1-
OSC
PRBT
VDDP1
IN1+
BOOT1
OUT1
VSSP1
STAB1
VSSP2
OUT2
BOOT2
VDDP2
VSSD
VSSA2
SGND
VDDA2
IN2-
IN2+
MODE
R5519�0
R5520 0
C5511
220P
C5510
0.1
C5513
0.015
C5519
0.015
C5521
0.1 R5142
10
C5517
0.1
C5516
0.1
C55140.1
C55150.1
C5512�0.1
C5509�0.1C
5508
C55180.1
C5520�0.1 C
5523
0.1C5522
0.10.1
R5523�1.2K
R5522�39K
R5141�10
W5505�0
W5506�0
1/4
3/4 4/4
2/4
K5101�B0EAKM000122
W5501�
� 0
B0EAKM000122
�B0EAKM000122
D5129
C51580.01
R51312.2K
R514412
C51116.3V100
R5130150
+VCC1
+VCC2
-VCC1
-VCC2
ACIN
SUB+B
AC GND
AC GND
DGND
TOTRANSFORMERCIRCUIT(CN5950) ONSCHEMATCDIAGRAM-5
2
4
6
8
9
7
5
3
1
C511225V10
D5108B0BA5R700008
D5128
D5128,D5124,D5123
D5124 D5123
R5135
2.2
R5136
2.2R5137
2.2
R513310K
C51590.01 Q5113
R51341.2K
Q5114
R5132�330
C511350V33
D5109B0BA01100004
D5125B0AACK000004
CN5102
TOMAINCIRCUIT(CN2809)ONSCHEMATICDIAGRAM-3
1
2
3
4
5
6
7
8
9
10
11
12
F_HOP
T_GND
MODE
+15V
HI_L
HI_R
LO_L
LO_R
FAN
AGND
A_GND
F_HOP
T_GND
MODE
HI_L
HI_R
LO_L
LO_R
A_GND
R5147�2.2
R5123�4.7
C510135V1000
W5509�0
R5126�1K
R5127470
C511025V100
C510925V100
D5152B0BA01900005
R5152�0
Q5101
Q5103Q5104
Q5110D5107
B0BA01500003
C51570.01
C5151100P
D5101
B0BA01100004
D5102B0BA02600018
R510110K R5114�
1.8
C51140.1
C5102100V10
R510310K
C5103100V10
C5107�0.1
C5187�0.1
C5186�0.1
C5106�0.1
R5518�10K
C517150V1000
C517250V1000
D5122�B0EAKM000122
B0EAKM000122D5121
C510435V1000P
C5153100P
Q5102
Q5108
D5105
D5104
B0BA02400029
B0BA01100004
D5103�B0BA3R900006
R51102.2K
R51091K
R510847
R5107560
C51520.1
R510510K
C51150.1
R510622K
R5313�150K
R5413�100K
C5155�1000P
C5105�10V220
R5111100K
R5150220K
D5126B0ACCK000005
+
-
-
+
JK5101
RIGHTSPEAKER
LEFTSPEAKER
R_HIGH
R_LOW
R_HIGH
R_LOW
2
4
3
1
R5514�0
C52050.1
R5206�1M
R5205
100K
R5207�6.8K
C5202100P
C5203100P
C5201470P
R520310K
R52011K
R5204100K
R5202100K
R5210150
C5210�220P
R5209�10
C5208�6.3V680P
C5204100P
X5201H2A415300001
X5202H2A375300003
Q5202
Q5201
C5701�6.3V100
F_HOP
AGND
AGND
IC5201�C0JBAB000011�
LOGIC
1 14
2
3
4
5
13
12
11
10
6 9
87
�
���
��
���
���
��
��
2322212019181716151413121110987654321
VSSA1
SGND
VDDAT
IN1-
OSC
PRBT
VDDP1
IN1+
BOOT1
OUT1
VSSP1
STAB1
VSSP2
OUT2
BOOT2
VDDP2
VSSD
VSSA1
SGND
VDDA1
IN2-
IN2+
MODE
R5154�100
Q5153Q5173
R5153�100
C5311
220P
C5310
0.1
R5139�10
W5511�0
C5313
0.015
C5319
0.015
C5321
0.1
R513810
C5317
0.1
C53270.68
R530522 22
R5306
L5301�G0C220Z00002
C5316
0.1
C53140.1
C5312�0.1
C5315�0.1
C5309�0.1C
5308
0.1
C53240.68
C5333220P
C5331220P
C53250.1
C53260
C53280.1
C53290
C53180.1
C53200.1
C53220.1
C5323
0.1
R5307 10
R5308 10
C5304�0.47
R5303�5.6K
R5304�5.6K
C5306�0.47
C53361000P
C5305330P
R5149�1K
R5173�1K
C53010.47
R5301�5.6K
R53025.6K
C53030.47
C53371000P
C5302330P
2
31
4
HL_R
LQ_R
AGND
AGND
MODE
AGND
C5330220P
C5332220P
C5121�50V47
R5146�5.6K
R5174�0
R5148�5.6K
C5123�35V470P
C5124�35V470P
L5101J0JKB0000037
L5102J0JKB0000037
R5112�47K
R5113�47K
CN5103
TOMAINCIRCUIT(CN2808)ONSCHEMATICDIAGRAM-3
1
2
3
4
5
6
7
8
9
10
11
12
PGND
FLGND
DGND
PCONT
CD8V
NC
STANDBY
12V
15V
-3V
SW5V
DC_DET
POWER CIRCUIT
SA-AK640P/PC POWER CIRCUIT
SA-AK640P/PC POWER CIRCUIT SA-AK640P/PC POWER CIRCUIT
SA-AK640P/PC POWER CIRCUIT
SCHEMATIC DIAGRAM - 6
: +B SIGNAL LINE : -B SIGNAL LINE
E5103�K4CZ01000027
E5101�K4CZ01000027
: MAIN SIGNAL LINE
Q5201�
B1ABCF000176�FREQUENCY HOPPING�
SWITCH
Q5202�
B1ADCF000063�FREQUENCY HOPPING�
SWITCH
Q5115�B1AAKD000014�
5.7 REGULATOR
Q5114�
B1ABCF000176�11V REGULATOR
Q5112�B1BCCG000002�CURRENT STABLISER
Q5111�B1BACG000023�
+15V REGULATOR
Q5103,Q5104�
B1ABCF000176�FAN ON/OFF SWITCH
Q5113�
B1GDCFNA0001�CURRENT LIMITER SWITCH
Q5109�2SB0709AHL�
VOLTAGE REGULATOR
Q5110�
B1AACF000064�26V REGULATOR
Q5101,Q5102�
B1DEGM000026�CURRENT CONTROL SWITCH
Q5108�
B1ABCF000176�SWITCH
IC5301�C1BA00000407�2-CH DIGITALAMP
IC5401�C1BA00000407�2-CH DIGITALAMP
IC5501�C1BA00000407�2-CH DIGITALAMP
Q5154�2SB0709AHL�PCONT SWITCH
Q5173�
B1ABCF000176�SWITCH
Q5153�
B1ABCF000176�MODE SWITCH
H5104/W5104
W5504�
0
W5507�0
W5508�0
C5335 0.022
C5435 0.022
C53430.022
R5151�150K
VCC
6A
6Y
5A
5Y
4A
4Y
1A
2A
1Y
2Y
3A
3Y
GND
C51810.1
C51820.1
C5434 0.022
C5334
C5438
0.022
C5537�0.022
C5536�0.022
0.022
R5412220K
R5513330K
R5512270K
R531710K
R541710K
R531256K
2
4
5
6
1
JK5102
-L_LOW
-SW
+SW
+L_LOW
-L_HIGH
+L_HIGH
3
R540622C5424
0.68C54270.68
R540522
C5432220P
C5430220P
C54250.1
C54260
C54280.1
C54290
R5407 10
R5408 10
2
31
4
C5117�35V470P
C5118�35V470P
C5431220P
C5433220P
L5403�J0JKB0000037 L
5402�
J0JKB0000037
L5401�G0C220Z00002
C5406�0.47
C5404�0.47
C5436�1000P
R5403�5.6K
R5404�5.6K
C5405 330P
C5401�0.47
R5401�5.6K
C5403�0.47
C5437�1000P
R5402�5.6K
C5402330P
HL_L
SUBW
LQ_L
W5505�0
2322212019181716151413121110987654321
VSSA2
SGND
VDDA2
IN1-
OSC
PRBT
VDDP1
IN1+
BOOT1
OUT1
VSSP1
STAB1
VSSP2
OUT2
BOOT2
VDDP2
VSSD
VSSA2
SGND
VDDA2
IN2-
IN2+
MODE
R54180
C5411
220P
C5410
0.1
C5413
0.015
C5419
0.015
C5421
0.1 R5140
10
C5417
0.1
C5416
0.1
C54140.1
C54150.1
C5412�0.1
C5409�0.1C5408
C54180.1
C5420�0.1 C
5423
0.1C5422
0.10.1
R54190
SUBW SUBW
R550522C5527
0.68C5524�0.68
R550622
C5532220P
C5530220P
C55280.1
C55290
C55250.1
C55260
R5507 10
R5143
10
W5555
0
R5508 10
2
31
4
C5119�35V470P
C5120�35V470P
C5531220P
C5533220P
L5503�J0JKB0000037 L
5502�
J0JKB0000037
L5603,L5604�G0B9R5K00001
L5601,L5602�G0B9R5K00001
L5603
L5601L5602
L5604
L5501�G0C220Z00002
C5504�0.47
C5506�0.47
R5504�5.6K
R5503�5.6K
C5505 330P
C5501�0.47
R5501�5.6K
C5503�0.47
C5538�1000P
R5502�5.6K
C5502330P
2322212019181716151413121110987654321
VSSA2
SGND
VDDA2
IN1-
OSC
PRBT
VDDP1
IN1+
BOOT1
OUT1
VSSP1
STAB1
VSSP2
OUT2
BOOT2
VDDP2
VSSD
VSSA2
SGND
VDDA2
IN2-
IN2+
MODE
R5519�0
R5520 0
C5511
220P
C5510
0.1
C5513
0.015
C5519
0.015
C5521
0.1 R5142
10
C5517
0.1
C5516
0.1
C55140.1
C55150.1
C5512�0.1
C5509�0.1C
5508
C55180.1
C5520�0.1 C
5523
0.1C5522
0.10.1
R5523�1.2K
R5522�39K
R5141�10
W5505�0
W5506�0
1/4
3/4 4/4
2/4
K5101�B0EAKM000122
W5501�
� 0
B0EAKM000122
�B0EAKM000122
D5129
C51580.01
R51312.2K
R514412
C51116.3V100
R5130150
+VCC1
+VCC2
-VCC1
-VCC2
ACIN
SUB+B
AC GND
AC GND
DGND
TOTRANSFORMERCIRCUIT(CN5950) ONSCHEMATCDIAGRAM-5
2
4
6
8
9
7
5
3
1
C511225V10
D5108B0BA5R700008
D5128
D5128,D5124,D5123
D5124 D5123
R5135
2.2
R5136
2.2R5137
2.2
R513310K
C51590.01 Q5113
R51341.2K
Q5114
R5132�330
C511350V33
D5109B0BA01100004
D5125B0AACK000004
CN5102
TOMAINCIRCUIT(CN2809)ONSCHEMATICDIAGRAM-3
1
2
3
4
5
6
7
8
9
10
11
12
F_HOP
T_GND
MODE
+15V
HI_L
HI_R
LO_L
LO_R
FAN
AGND
A_GND
F_HOP
T_GND
MODE
HI_L
HI_R
LO_L
LO_R
A_GND
R5147�2.2
R5123�4.7
C510135V1000
W5509�0
R5126�1K
R5127470
C511025V100
C510925V100
D5152B0BA01900005
R5152�0
Q5101
Q5103Q5104
Q5110D5107
B0BA01500003
C51570.01
C5151100P
D5101
B0BA01100004
D5102B0BA02600018
R510110K R5114�
1.8
C51140.1
C5102100V10
R510310K
C5103100V10
C5107�0.1
C5187�0.1
C5186�0.1
C5106�0.1
R5518�10K
C517150V1000
C517250V1000
D5122�B0EAKM000122
B0EAKM000122D5121
C510435V1000P
C5153100P
Q5102
Q5108
D5105
D5104
B0BA02400029
B0BA01100004
D5103�B0BA3R900006
R51102.2K
R51091K
R510847
R5107560
C51520.1
R510510K
C51150.1
R510622K
R5313�150K
R5413�100K
C5155�1000P
C5105�10V220
R5111100K
R5150220K
D5126B0ACCK000005
+
-
-
+
JK5101
RIGHTSPEAKER
LEFTSPEAKER
R_HIGH
R_LOW
R_HIGH
R_LOW
2
4
3
1
R5514�0
C52050.1
R5206�1M
R5205
100K
R5207�6.8K
C5202100P
C5203100P
C5201470P
R520310K
R52011K
R5204100K
R5202100K
R5210150
C5210�220P
R5209�10
C5208�6.3V680P
C5204100P
X5201H2A415300001
X5202H2A375300003
Q5202
Q5201
C5701�6.3V100
F_HOP
AGND
AGND
IC5201�C0JBAB000011�
LOGIC
1 14
2
3
4
5
13
12
11
10
6 9
87
�
���
��
���
���
��
��
2322212019181716151413121110987654321
VSSA1
SGND
VDDAT
IN1-
OSC
PRBT
VDDP1
IN1+
BOOT1
OUT1
VSSP1
STAB1
VSSP2
OUT2
BOOT2
VDDP2
VSSD
VSSA1
SGND
VDDA1
IN2-
IN2+
MODE
R5154�100
Q5153Q5173
R5153�100
C5311
220P
C5310
0.1
R5139�10
W5511�0
C5313
0.015
C5319
0.015
C5321
0.1
R513810
C5317
0.1
C53270.68
R530522 22
R5306
L5301�G0C220Z00002
C5316
0.1
C53140.1
C5312�0.1
C5315�0.1
C5309�0.1C
5308
0.1
C53240.68
C5333220P
C5331220P
C53250.1
C53260
C53280.1
C53290
C53180.1
C53200.1
C53220.1
C5323
0.1
R5307 10
R5308 10
C5304�0.47
R5303�5.6K
R5304�5.6K
C5306�0.47
C53361000P
C5305330P
R5149�1K
R5173�1K
C53010.47
R5301�5.6K
R53025.6K
C53030.47
C53371000P
C5302330P
2
31
4
HL_R
LQ_R
AGND
AGND
MODE
AGND
C5330220P
C5332220P
C5121�50V47
R5146�5.6K
R5174�0
R5148�5.6K
C5123�35V470P
C5124�35V470P
L5101J0JKB0000037
L5102J0JKB0000037
R5112�47K
R5113�47K
CN5103
TOMAINCIRCUIT(CN2808)ONSCHEMATICDIAGRAM-3
1
2
3
4
5
6
7
8
9
10
11
12
PGND
FLGND
DGND
PCONT
CD8V
NC
STANDBY
12V
15V
-3V
SW5V
DC_DET
POWER CIRCUIT
SA-AK640P/PC POWER CIRCUIT
SA-AK640P/PC POWER CIRCUIT SA-AK640P/PC POWER CIRCUIT
SA-AK640P/PC POWER CIRCUIT
SCHEMATIC DIAGRAM - 6
: +B SIGNAL LINE : -B SIGNAL LINE
E5103�K4CZ01000027
E5101�K4CZ01000027
: MAIN SIGNAL LINE
Q5201�
B1ABCF000176�FREQUENCY HOPPING�
SWITCH
Q5202�
B1ADCF000063�FREQUENCY HOPPING�
SWITCH
Q5115�B1AAKD000014�
5.7 REGULATOR
Q5114�
B1ABCF000176�11V REGULATOR
Q5112�B1BCCG000002�CURRENT STABLISER
Q5111�B1BACG000023�
+15V REGULATOR
Q5103,Q5104�
B1ABCF000176�FAN ON/OFF SWITCH
Q5113�
B1GDCFNA0001�CURRENT LIMITER SWITCH
Q5109�2SB0709AHL�
VOLTAGE REGULATOR
Q5110�
B1AACF000064�26V REGULATOR
Q5101,Q5102�
B1DEGM000026�CURRENT CONTROL SWITCH
Q5108�
B1ABCF000176�SWITCH
IC5301�C1BA00000407�2-CH DIGITALAMP
IC5401�C1BA00000407�2-CH DIGITALAMP
IC5501�C1BA00000407�2-CH DIGITALAMP
Q5154�2SB0709AHL�PCONT SWITCH
Q5173�
B1ABCF000176�SWITCH
Q5153�
B1ABCF000176�MODE SWITCH
H5104/W5104
W5504�
0W5507�
0
W5508�0
C5335 0.022
C5435 0.022
C53430.022
R5151�150K
VCC
6A
6Y
5A
5Y
4A
4Y
1A
2A
1Y
2Y
3A
3Y
GND
C51810.1
C51820.1
C5434 0.022
C5334
C5438
0.022
C5537�0.022
C5536�0.022
0.022
R5412220K
R5513330K
R5512270K
R531710K
R541710K
R531256K
2
4
5
6
1
JK5102
-L_LOW
-SW
+SW
+L_LOW
-L_HIGH
+L_HIGH
3
R540622C5424
0.68C54270.68
R540522
C5432220P
C5430220P
C54250.1
C54260
C54280.1
C54290
R5407 10
R5408 10
2
31
4
C5117�35V470P
C5118�35V470P
C5431220P
C5433220P
L5403�J0JKB0000037 L
5402�
J0JKB0000037
L5401�G0C220Z00002
C5406�0.47
C5404�0.47
C5436�1000P
R5403�5.6K
R5404�5.6K
C5405 330P
C5401�0.47
R5401�5.6K
C5403�0.47
C5437�1000P
R5402�5.6K
C5402330P
HL_L
SUBW
LQ_L
W5505�0
2322212019181716151413121110987654321
VSSA2
SGND
VDDA2
IN1-
OSC
PRBT
VDDP1
IN1+
BOOT1
OUT1
VSSP1
STAB1
VSSP2
OUT2
BOOT2
VDDP2
VSSD
VSSA2
SGND
VDDA2
IN2-
IN2+
MODE
R54180
C5411
220P
C5410
0.1
C5413
0.015
C5419
0.015
C5421
0.1 R5140
10
C5417
0.1
C5416
0.1
C54140.1
C54150.1
C5412�0.1
C5409�0.1C
5408
C54180.1
C5420�0.1 C
5423
0.1C5422
0.10.1
R54190
SUBW SUBW
R550522C5527
0.68C5524�0.68
R550622
C5532220P
C5530220P
C55280.1
C55290
C55250.1
C55260
R5507 10
R5143
10
W5555
0
R5508 10
2
31
4
C5119�35V470P
C5120�35V470P
C5531220P
C5533220P
L5503�J0JKB0000037 L
5502�
J0JKB0000037
L5603,L5604�G0B9R5K00001
L5601,L5602�G0B9R5K00001
L5603
L5601L5602
L5604
L5501�G0C220Z00002
C5504�0.47
C5506�0.47
R5504�5.6K
R5503�5.6K
C5505 330P
C5501�0.47
R5501�5.6K
C5503�0.47
C5538�1000P
R5502�5.6K
C5502330P
2322212019181716151413121110987654321
VSSA2
SGND
VDDA2
IN1-
OSC
PRBT
VDDP1
IN1+
BOOT1
OUT1
VSSP1
STAB1
VSSP2
OUT2
BOOT2
VDDP2
VSSD
VSSA2
SGND
VDDA2
IN2-
IN2+
MODE
R5519�0
R5520 0
C5511
220P
C5510
0.1
C5513
0.015
C5519
0.015
C5521
0.1 R5142
10
C5517
0.1
C5516
0.1
C55140.1
C55150.1
C5512�0.1
C5509�0.1C
5508
C55180.1
C5520�0.1 C
5523
0.1C5522
0.10.1
R5523�1.2K
R5522�39K
R5141�10
W5505�0
M
6
5
4 3
2
1
1234567
1
2
4
6
8
9
10
7
5
3
1011121314 124689 7 5 3
1
2
1
2
2
4
5
3
1
L
R
ERASEHEAD
RECORD/PLAYHEAD
2
4
5
3
1
LPLACKBACK
HEAD
R
2
4
5
3
1
2
4
5
3
1
1 2 3 4 5
1 2 3 4
21222324
5
20
6
19
7
18
8
17
9
16
10
15
11
14
12
13
CS1001
SCHEMATIC DIAGRAM - 7
DECK CIRCUIT
CS1002
L1002G2ZZ000000024
IC1001
AN7348S-E1P.B EQ/REC AMP/ALC/TPS AMP
IC1004C1AA00000612
R/P SELECT
VCC
L
R
C103010V100
R101547
R1018
3.9K
C10320.018
C1036
0.033
R10294.7M
C1043
50V4.7
C1056
16V10
C1031
10V100
R101647
C1027
1000P
C10231000P
C10330.018
R1019
3.9K
C1035
50V3.3
C103750V3.3
C1039
220P
10V22
C1045
R10288.2K
C1041
16V10
C1021470P
C10221000P
R10178.2K
R100918K
C1020470P
C10191000P
C104016V10C1012
1000PC10151000P
R101018K
R10261K
R10054.7K
C100916V47
4
L1001G0C470JA0052
C100650V1
C10022.2
C10074700P
R100310K
D1003B0ACCK000005
Q1003B1AAGC000007
SWITCHING(RECH)
Q1007
R1090220
C104616V220
R10400
C104410V33
R10041.5K
Q1004
Q1005
Q1004, Q1005
B1AAGC000007BIAS OSCILLATOR
C10131000P
C10141000P
C101025V100
R10074.7
C10162200P
C10172200P
R10118.2K
Q1007
B1ABCF000176BIAS OSC CONTROL
C10266.3V47
R10134.7K
R10124.7K
C10183300P
R10144.7K
C10110.047
C100850V1
C103450V3.3
R103210K
R10552.2K
C1038220P
C104216V22
R103127K
R103510K
R1030
100
5
11
12
TAPEB
INPUT
TAPEB
INPUT
TAPEA
INPUT
TAPEA
INPUT
PBAMP
NF
PBAMP
NF
PBAMP
EQ
PBAMP
EQ
PBAMP
OUTPUT
PBAMP
OUTPUT
ABSW
T
RECIN
RECIN
RECOUT
RECOUT
REC/PBSW
ABSW
RIPPLE
FILTER
OUTPUT
GND
VCC
CRO/NOR
HI/LO
ALCT
ALCLOW
CUT
IC1001
SW
GND
CTRL2
CTRL1
3
C10581000P
R11000
R11010
C10571000P
C10590.01
R1099
0R1002
0
R10240
R10250
R10270
R10200
R102210K
: PLAYBACK SIGNAL
: RECORD SIGNAL LINE
: +B SIGNAL
R10842.2K
R10862.2K
R10490
R10910
R10500
R10920
R108747K
R108547K
R10572.2K
R1060390
PBL
PBR
AFGND
RECINL
RECINR
+B
REC_H
MO+B
MOGND
DMT
DECK1_H
BP1
MOTOR
Q1017B1AARC000003
MOTOR SWITCH
W1002
CN1001
R1097
10K
IC951CNB13030R2AUPHOTO INTERRUPTER
IC971CNB13030R2AUPHOTO INTERRUPTER
Z971RGSD12A1445T
MODE
PL
GND
HALF
STBY_5V
VREF_GND
PHOTO_T
D1_CRO2
TOMAINCIRCUIT(CN2951) ONSCHEMATICDIAGRAM-3
MODE
PL
GND
HALF
PHOTO_S
STBY_5V
VREF_GND
PHOTO_T
D1_CRO2
DECK MECHANISM CIRCUIT
SA-AK640P/PC DECK MECHANISM CIRCUIT
SA-AK640P/PC DECK CIRCUIT
CN971
PL1
PL2
STBY_5V
PL_GND
AD_OUT
PHOTO_PB
PHOTO_RP
HALF_PB
VREF_GND
MODE_PB
R972820
R97339K
PL971
R952820
R95339K
D951MA2C16500E
D971MA2C16500E
PL970
S952 HALF
S951MODE
S972
HALF
S971
MODE
S975
RECINH_F
HALF
RECINH_R
MODE
RECINH_F
AD_OUT
VREF_GND
STBY_5V
-
+
C10493300P
C10503300P
R109810K
10
R110210K
TOMAIN CIRCUIT (CN2803) ONSCHEMATIC DIAGRAM-3
