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SERVICE MANUAL
COPYRIGHT © 2014 JVC KENWOOD Corporation No.RA019<Rev.001>2014/11
B5B-7170-00
CONTROL HEAD KITRA019<Rev.001>201411SERVICE MANUALB5B-7170-00
KCH-19
COPYRIGHT © 2014 JVC KENWOOD CorporationNote :Lead free solder used in the board (material : Sn, Ag, In, Bi, melting point : 227 Centigrade)
TABLE OF CONTENTS1 PRECAUTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-32 SPECIFIC SERVICE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-33 DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-64 ADJUSTMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-75 TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-7
This product complies with the RoHS directive for the European market. This product uses Lead Free solder.
1-2 (No.RA019<Rev.001>)
Document CopyrightsCopyright 2014 by JVC KENWOOD Corporation. All rights reserved.No part of this manual may be reproduced, translated, distributed, or transmitted in any form or by any means, electronic, mechan-ical, photocopying, recording, or otherwise, for any purpose without the prior written permission of JVC KENWOOD Corporation.
DisclaimerWhile every precaution has been taken in the preparation of this manual, JVC KENWOOD Corporation assumes no responsibilityfor errors or omissions. Neither is any liability assumed for damages resulting from the use of the information contained herein. JVC KENWOOD Corporation reserves the right to make changes to any products herein at any time for improvement purposes.
(No.RA019<Rev.001>)1-3
SECTION 1PRECAUTION
This service manual does not describe PRECAUTION.
SECTION 2SPECIFIC SERVICE INSTRUCTIONS
2.1 CIRCUIT DESCRIPTIONLCD CircuitThe LCD module is connected to the connector (CN4) of the Sub (Display) unit. The LCD module is controlled using parallel interface(EMIF) from the MPU (IC706) of the transceiver main unit. The backlight of the LCD is controlled by the backlight driver (IC8). Thebacklight driver (BD1754HFN) has a single-line digital control interface (UPIC) that can control the power ON/OFF and LED currentvalue through the EN pin. The backlight driver is controlled by I/O Expander (IC10).
Indicator LED Circuit and Key BacklightIndicator LED and key backlight LED are controlled by I/O Expander (IC10). Indicator LED is consist of 3 color (Red, Green, Blue).
Key Detection CircuitIC10 is I/O port expander with keypad matrix decoder. It handles key scanning and flag the MPU (IC706) of the transceiver mainunit via an interrupt line when key events have occurred. It communicates with the MPU via I2C serial communication.
Light Sensor CircuitLight sensor (IC6) senses intensity of ambient light. The intensity value of ambient light is converted to digital signal and providedto the MPU (IC706) of the transceiver main unit via I2C serial communication.
Power Supply CircuitThe battery voltage (SB) is provided from the transceiver main unit via SB and SP interface connector (CN2). The battery voltage(SB) goes to 8 pin interface connector (J1). Other power supply (54M, 18M, 33M) is provided from the transceiver main unit via 50pin interface connector (CN6). 54M outputs 5.36V and goes to illumination circuit, AVR_IC (IC1). IC1 (50M) outputs 5.0V. 18M out-puts 1.8V and goes to LCD module. 33M outputs 3.3V and goes to AVR_IC (IC2). IC2 (30LCD) outputs 3.0V.
Fig.1 Power supply circuit
54Millumination circuit
IC150M Level Shift (3.3V >> 5.0V),
Analog SW
CN6
LCD Module I/O18M
I/O Expander For 3.3V,Light Sensor,Level Shift (5.0V >> 3.3V)
33M
LCD Module VDDIC2
30LCD
CN2SB
8pin_interface_connector
1-4 (No.RA019<Rev.001>)
2.2 COMPONENTS DESCRIPTION2.2.1 SUB (Display) unit (XC3-0020-20)
2.3 TERMINAL FUNCTION2.3.1 Sub (Display) unit (XC3-0020-20)
Ref.No Part Name DescriptionIC1 IC Voltage regulator (50M)
IC2 IC Voltage regulator (30LCD)
IC3 IC Logic control
IC4 IC Analog SW
IC6 IC Illuminance sensor
IC8 IC LED driver
IC9 IC Logic control
IC10 IC I/O expander
IC12 IC Logic control
Q2 FET DC SW
Q3, 4 Transistor DC SW
Q6 Transistor DC SW
D1, 2 Zener diode Overvoltage protection
D4~7 LED LED
D9~12 LED LED
D14~16 LED LED
D20 Zener diode Overvoltage protection
D21 LED LED
D22 Diode Overvoltage protection
D23, 24 Zener diode Overvoltage protection
D25 Varistor Surge protector
D26~32 Zener diode Overvoltage protection
Pin No. Name I/O FunctionCN2 (to Main unit A/2 CN900 of transceiver)
1 SP+ I Speaker output
2 SPG - Speaker ground
3 GND - Ground
4 SB I Switched power supply
CN4 (LCD)1 VSSA - Ground
2 VSSA - Ground
3 VSSA - Ground
4 VCC O 3V output
5 VCC O 3V output
6 VSSD - Ground
7 VSSD - Ground
8 VSSD - Ground
9 IOVCC O 1.8V output
10 IOVCC O 1.8V output
11 RDX O LCD driver RD signal
12 WRX O LCD driver WR signal
13 DCX O LCD driver data/command switchsignal
14 CSX O LCD driver chip-serect signal
15 DB1 I/O LCD driver data output
16 DB2 I/O LCD driver data output
17 DB3 I/O LCD driver data output
18 DB4 I/O LCD driver data output
19 DB5 I/O LCD driver data output
20 DB6 I/O LCD driver data output
21 DB7 I/O LCD driver data output
22 DB8 I/O LCD driver data output
23 DB10 I/O LCD driver data output
24 DB11 I/O LCD driver data output
25 DB12 I/O LCD driver data output
26 DB13 I/O LCD driver data output
27 DB14 I/O LCD driver data output
28 DB15 I/O LCD driver data output
29 DB16 I/O LCD driver data output
30 DB17 I/O LCD driver data output
31 CABC - No connection
32 RESX O LCD driver reset signal
33 IM0 O Interface mode select
34 LEDA O 54M output (LED light anode)
35 LED1 I LED light cathode 1
36 LED2 I LED light cathode 2
37 LED3 I LED light cathode 3
38 LED4 - No connection
CN5 (Internal speaker)1 SPG - Speaker ground
2 SP+ O Speaker output
CN6 (to Main unit A/2 CN749 of transceiver)1 GND - Ground
2 R_SET0 O Radio setting signal 0
3 R_SET1 O Radio setting signal 1
4 R_SET2 O Radio setting signal 2
5 ME - MIC ground
6 MIC O MIC signal output
7 AFO- I AF signal input minus
8 AFO+ I AF signal input plus
9 /PSW O Detection signal input of powerswitch
10 /PTT O PTT output
11 TXD I Serial data input
12 RXD O Serial data output
13 GND - Ground
14 DM/KVL I/O MIC data detection
15 33M I 3.3V input
Pin No. Name I/O Function
(No.RA019<Rev.001>)1-5
16 GND - Ground
17 USB_D+ I/O USB0 PHY data plus
18 USB_D- I/O USB0 PHY data minus
19 GND - Ground
20 I2CDT I/O I2C serial data
21 I2CCK I I2C serial clock
22 /KEYINT O Key state change signal
23 PRST I LCD driver reset signal
24 /RD_LCD I LCD driver Read signal
25 /WR_LCD I LCD driver Write signal
26 DC I LCD driver data/command switchsignal
27 /CS_LCD I LCD driver chip-serect signal
28 D[0] I/O LCD driver data input
29 D[1] I/O LCD driver data input
30 D[2] I/O LCD driver data input
31 D[3] I/O LCD driver data input
32 D[4] I/O LCD driver data input
33 D[5] I/O LCD driver data input
34 D[6] I/O LCD driver data input
35 D[7] I/O LCD driver data input
36 D[8] I/O LCD driver data input
37 D[9] I/O LCD driver data input
38 D[10] I/O LCD driver data input
39 D[11] I/O LCD driver data input
40 D[12] I/O LCD driver data input
41 D[13] I/O LCD driver data input
42 D[14] I/O LCD driver data input
43 D[15] I/O LCD driver data input
44 18M I 1.8V input
45 GND - Ground
46 GND - Ground
47 54M I 5.4V input
48 GND - Ground
49 NC - No connection
50 NC (IGN) - No connection (Ignition sense in-put)
J1 (MIC jack)1 DM/KVL_3 I/O MIC data detection
2 HOOK/RXD/D-2 I/O Hook detection / Serial data input/ USB PHY data minus
3 MIC_3 I MIC signal input
4 ME_3 - MIC ground
5 PTT/TXD_3 I/O PTT input / Serial data output
6 GND - Ground
7 SB_2 O Switched power supply
Pin No. Name I/O Function8 BLC_4/D+2 I/O Back light control signal / USB
PHY data plus
Pin No. Name I/O Function
1-6 (No.RA019<Rev.001>)
SECTION 3DISASSEMBLY
3.1 Precautions for Disassembly3.1.1 Removing the speaker hardware fixture (J2B-0023-
00) and holder (J1K-0019-00)(1) Remove the speaker lead from the holder hook. <1>(2) Remove the speaker connector from the display unit con-
nector (CN5). <2>(3) When removing the speaker hardware fixture, insert a flat-
head screwdriver at the position shown in Figure 1-1 andtilt it in the direction shown by the arrow. <3>
(4) To remove the holder, insert a flat-head screwdriver intotab of the holder and tilt it in the direction shown by the ar-row. <4>
Fig.1-1
Fig.1-2
3.2 Precautions for Reassembly3.2.1 Installing the holder (J1K-0019-00) and speaker hard-
ware fixture (J2B-0023-00) (1) Insert two tabs of the holder (J1K-0019-00) into the hollows
in the top of the panel. <1>(2) Push the two tabs of the holder in on the opposite side of
those in step 1 above and fit them into the hollow in the bot-tom of the panel. <2>
Note:Push in the holder until it snaps in place.
(3) Install the speaker holder onto the panel. <3>
Note:To improve water resistance, fit the panel into the grooveof the holder.
(4) Place the speaker into the speaker holder.
Note:The speaker must not ride on the holder rib.
(5) Place the spacer on the speaker.(6) Insert the hardware fixture (J2B-0023-00) into the hollow of
the panel as shown in Figure 2-3, then push two parts ofthe hardware fixture and fit it into the hollow of the top of thepanel. (Fig. 2-3 <4>)
Note:Push in the hardware fixture until it snaps in place.
(7) Insert the speaker connector into the display unit connector(CN5).
(8) Place the speaker lead on the holder hook.
Fig.2-1
Fig.2-2
Fig.2-3
<2>
<1>
<3>
CN5
<4>
<1><1><2>
Spacer
Speaker
Speaker holder
<3>
<4>
(No.RA019<Rev.001>)1-7
SECTION 4ADJUSTMENT
This service manual does not describe ADJUSTMENT.(There is no adjustment item on KCH-19.)
SECTION 5TROUBLESHOOTING
This service manual does not describe TROUBLESHOOTING.
(No.RA019<Rev.001>) 2-1 2-1 (No.RA019<Rev.001>)
B
A
5 4 3 2 1
B
A
54321
R99
R8
8
R87
R86R83
R8
2
R81
R79
R7
8R
77
R71
R66
R65
R6
4R
63
R62
R6
1
R60
R55
R54
R53
R5
2
R5
1
R50
R49
R48 R47
R46
R43
R41
R40R39
R38
R31
R26
R25R20
R1
9R
18
R1
7
R1
2
R1
1
R1
0R9
R7
R6
R5
R4
R3
Q6
Q4
Q3
Q2
L18
L1
7
L1
6
L15
L11
L4
L3
L2
D3
2
D3
1
D3
0
D2
9
D2
8
D2
7
D2
6D25
D2
4
D2
3
D22
D20D2 D1
C101
C90
C8
7
C84
C79
C76
C73
C71
C70
C69
C68
C67
C6
6
C6
5C
64
C6
3
C62 C5
9
C57
C5
6
C5
5
C53
C52
C5
0
C4
8
C4
6
C4
5
C4
4
C4
3
C4
2
C32
C2
9
C24
C22
C11
C9
C8C5
C2
MY
J7C-0038-00
IC12
IC4
XC3-002
CN5
XC3-007
IC1
IC3IC9
IC10
CN
2
CN6
R98
R6
9
R42
R3
4
R3
3
R32
R30
R2
9
R2
8
R27
R24
R2
3
R2
2
R2
1
L14
L5
L1
D21
D1
6
D1
5
D14
D12
D1
1
D1
0
D9
D7
D6D
5
D4
C8
3
C7
5
C7
4
C5
8
C54
C18
C16
S4
$IC12
$IC11
IC2
S12
S10
S11 S6 S8
IC8
S7 S5
CN4
S1 S2
S3
S9
IC6
J1
SUB (DISPLAY) UNIT (XC3-0020-20)
--- Component side view (J7C-0038-00) ---
--- Foil side view (J7C-0038-00) ---
A-1C
Side Y axisX axis
ADDRESS TABLE OF BOARD PARTS
Each address may have an address error by one interval.
REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION
IC IC1 B- 4BIC2 A- 3AIC3 B- 4BIC4 B- 4BIC6 A- 5AIC8 A- 3BIC9 B- 4BIC10 B- 4AIC12 B- 3B
TRANSISTOR
Q2 B- 3BQ3 B- 5AQ4 B- 5AQ6 B- 5A
DIODE D1 B- 3BD2 B- 3BD4 A- 1BD5 A- 3BD6 A- 4BD7 A- 5AD9 A- 1AD10 A- 2BD11 A- 4BD12 A- 5AD14 A- 1AD15 A- 1BD16 A- 3BD20 B- 5BD21 A- 5AD22 B- 5BD23 B- 5BD24 B- 5BD25 B- 5BD26 B- 5BD27 B- 5BD28 B- 5BD29 B- 5BD30 B- 5BD31 B- 5BD32 B- 5B
RESISTOR R3 B- 3AR4 B- 3AR5 B- 3AR6 B- 3AR7 B- 3BR9 B- 3AR10 B- 2AR11 B- 3BR12 B- 3AR17 B- 2AR18 B- 3BR19 B- 3BR20 B- 4AR21 A- 1BR22 A- 2BR23 A- 4BR24 A- 5AR25 B- 4AR26 B- 3BR27 A- 1BR28 A- 2BR29 A- 3BR30 A- 5BR31 B- 4AR32 A- 1AR33 A- 1BR34 A- 3BR38 B- 4AR39 B- 4AR40 B- 4AR41 B- 4AR42 A- 3AR43 B- 4BR46 B- 5AR47 B- 4BR48 B- 4BR49 B- 5AR50 B- 5AR51 B- 5B
R52 B- 5AR53 B- 4BR54 B- 4AR55 B- 4AR60 B- 5BR61 B- 5BR62 B- 5BR63 B- 5BR64 B- 5AR65 B- 5BR66 B- 5BR69 A- 3BR71 B- 5BR77 B- 5AR78 B- 5AR79 B- 4BR81 B- 4AR82 B- 5AR83 B- 4AR86 B- 2AR87 B- 4BR88 B- 4BR98 A- 3BR99 B- 4B
CAPACITOR
C2 B- 2BC5 B- 2BC8 B- 2BC9 B- 3AC11 B- 3AC16 A- 3AC18 A- 3AC22 B- 4AC24 B- 4AC29 B- 3AC32 B- 3BC42 B- 3AC43 B- 3AC44 B- 3BC45 B- 3AC46 B- 3BC48 B- 3AC50 B- 3AC52 B- 4BC53 B- 4AC54 A- 3AC55 B- 4AC56 B- 4AC57 B- 4BC58 A- 3AC59 B- 4BC62 B- 4BC63 B- 4AC64 B- 4AC65 B- 4AC66 B- 4BC67 B- 5AC68 B- 5AC69 B- 4BC70 B- 5BC71 B- 5AC73 B- 3BC74 A- 3BC75 A- 3BC76 B- 5AC79 B- 5BC83 A- 3AC84 B- 3AC87 B- 5AC90 B- 3BC101 B- 4A
OTHER CN2 B- 2BCN4 A- 3ACN5 B- 2BCN6 B- 3A
S1 A- 4BS2 A- 4BS3 A- 5BS4 A- 5AS5 A- 3BS6 A- 1B
S7 A- 2BS8 A- 2BS9 A- 5AS10 A- 1BS11 A- 1BS12 A- 1A
J1 A- 5B
L1 A- 3AL2 B- 4BL3 B- 4AL4 B- 5AL5 A- 3AL11 B- 3AL14 A- 3AL15 B- 4AL16 B- 3AL17 B- 3AL18 B- 3A
PRINTED CIRCUIT BOARD
A
1
2
3
4
5
B C D E F G(No.RA019<Rev.001>) 2-2 2-2 (No.RA019<Rev.001>)
SUB (DISPLAY) UNIT (XC3-0020-20)
->
->
->
TR
AN
SC
EIV
ER
M
AIN
UN
IT (
A/2
)T
RA
NS
CE
IVE
R M
AIN
UN
IT (
A/2
)
Q3,4,6DC SW
DC SW
CONTROLLOGIC
I/O EXPANDER
IC9
LOGIC CONTROL
IC4
ANALOG SWITCH
CONTROLLOGIC
SENSORILLUMINANCE
IC6
IC2
(30LCD)REGULATORVOLTAGE
IC1
REGULATOR(50M)VOLTAGE
D28,29,30,32
PROTECTIONOVER VOLTAGE
D25
PROTECTORSURGE
D22
PROTECTIONOVER VOLTAGE
D20
PROTECTIONOVER VOLTAGE
LED
LEDLED
LEDLEDLED
LEDLED
LEDLEDLED
LED
PROTECTIONOVER VOLTAGE
D27,31D23,24,26,
D1,2OVER VOLTAGE PROTECTION
DRIVERLED
13.60V
1.82V
2.99V
5.31V
4.99V
3.28V 2.99V
3.28V
3.29V
1.82V
5.32V
13.60V
SUB UNIT (DISPLAY)(XC3-002)
D27,D32D28,D29,D30
GND
GND
D1,D2
Analog SW
TX
D t
o R
J4
5
PT
T t
o R
ad
io
->
5.0V->3.3V
3.3V->5.0V
BUSSWC
HIGH=2 USBLOW=1 UART/BLC
GND
R_SET0
R_SET1
R_SET2
ME
MIC
AFO-
AFO+
/PSW
/PTT
TXD
RXD
GND
DM/KVL
33M
GND
USB_D-
USB_D+
GND
I2CDT
I2CCK
/KEYINT
54M
18M
LCDRST
D[15]
D[14]
D[13]
D[12]
D[11]
D[10]
D[9]
D[8]
D[7]
D[6]
D[5]
D[4]
D[3]
D[2]
D[1]
D[0]
/CS
A[23]
/WR
/RD
GND
NC
NC
Q3,Q4,Q6
EMG
PSW
THREE COLOR
SP
INT
RJ4
5L
CD
D23,D24,D26
30LCD
50M
/PS
W
KEYi1_2
KEYi0_2
KEYi3_2
BLCSW
PTT/TXD_3
/RD
/WR
/CS
ADD[23]
LC
DR
ST
LC
DR
ST
MIC_3
BLC_4/D+2
DM/KVL_3
ME
18M
18M
33
M
33M
LC
DB
LC
LC
DB
LC
BU
SS
WC
BLC_3
50M
50
M
/PSW
I2CDT
D+
D-
RX
D_
50
V
KEYo0
KEYo1
KEYo2
BLC
/KEYINT
LE
D_R
ME_3
KE
YB
LC
KE
Yi3
LED_G
/TXDEN
LED_B
LED_R
LED_G
LED_B
/EMGK
EY
o2
KE
Yo1
KE
Yo0
54M
54M
LCDRST
RXD_33V
ME
TXD
MIC
LEDA
/RD
/WR
ADD[23]
/CS
DAT[0]
DAT[1]
DAT[2]
DAT[3]
DAT[4]
DAT[5]
DAT[6]
DAT[7]
DAT[8]
DAT[9]
DAT[10]
DAT[11]
DAT[12]
DAT[13]
DAT[14]
DAT[15]
PTT/TXD
PTT/TXD
MIC
SB
/PTT
DM/KVL
/EM
G
KEYi2_2
BLC
_2
HO
OK
/RX
D/D
-
BL
C_
4/D
+
KE
Yi0
I2CCK
/KE
YIN
T
/KE
YIN
T
/KEYINT
/KE
YIN
T
RX
D_33V
/PT
T
TX
D
DAT[1]
DAT[0]
SP
G
SP
+
KE
Yi0
DAT[15]
DAT[14]
DAT[13]
DAT[12]
DAT[11]
DAT[10]
DAT[9]
DAT[8]
DAT[7]
DAT[6]
DAT[5]
DAT[4]
DAT[3]
DAT[2]
KE
YB
LC
SP+
KEYi1
KE
Yi2
KE
Yi3
SPG
DM
/KV
L
SB
KE
Yi2
KE
Yi1
D-
D+
E
SB_2
D
D
D
D3
2
10
00
p
C1
01
EMZ6.8N
D31
D3
0
D2
9
DZ2S068M
D2
8
VCC 5
oUTY 4GND3
INA2
INB1
TC7SZ08FEIC12
0.1
u
C7
3
0
R8
3
2.2
k
R9
9
2.2
kR
98
L11
1k
R8
8
10
00
p
C9
0
100p
C87
L18
L17
2.2
k
R8
7
0R11
0R12
0R7
0R9
0R6
0R4
0R5
0
R3
2.2
kR
77
2.2
kR
78
2.2
kR
82
10
kR
81
2.2
k
R7
9
1k
R5
2
47kR55
47kR54
100R39
100R40
10
0
R2
0
330
R21
330
R27
330
R32
330
R22
330
R28
330
R33
0R10
0R17
0R19
0R18
1k
R42
1k
R43 10
kR
47
150R48
10kR53
2.2
k
R5
1
100R66
0R64
0R
71
0R65
0R62
0R610R60
0R63
D270k
R69
10
0
R2
5
330
R34
330
R30
330
R29
330
R24
100R41
10
0
R3
1
2.2
k
R4
9
2.2
kR2
6
68
0
R4
6
100
R38
330
R23
2.2
k
R5
0
S70-0901-05
S12
S70-0901-05
S11
S70-0901-05
S10
S70-0901-05
S9
S70-0901-05
S8
S70-0901-05
S7
S70-0901-05
S6
S70-0901-05
S5
S70-0901-05
S4
S70-0901-05
S3
S70-0901-05
S1
S70-0901-05
S2
LTC014EEBFS8Q3 Q6Q4
IRQ
N3
9K
PY
83
8K
PX
33
7K
PX
23
6V
DD
35
VS
S3
4
SDA33
SCL32
DIR25 31DIR24
30VSS
29KPY7
28RESETN
27KPX5
26KPY4
25KPY6
24KPX4
23
KP
Y5
22
VS
S2
1
NC
20
VD
D1
9
KP
X6
18
VS
S1
7
VD
D1
6
KP
X7
15
VD
D1
4
VS
S1
3
KP
X0
12
KPX111
KPY210
KPY39
KPY18
KPY07
VSS6
KPY95
EXITO04
KPY103
KPY112
VSS1 V
DD
44
PW
M2
43
PW
M1
42
VD
D4
1P
WM
04
0
TC35894FGIC10
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
CN6
L15
10
00
p
C5
0
VCC 8
G2 7
Y1 6
A2 5GND4
Y23
A12
G11
TC7WH126FK
IC9
L16
10
00
p
C4
51
00
0p
C4
8
10
00
p
C4
6
0.1
u
C6
7
L4
L3
0.1
u
C6
8
1u
C6
3
0.0
1u
C6
50
.1u
C6
4
10
0p
C5
6
10
0p
C5
5
B30-2365-05
D14
B30-2365-05
D4
B30-2365-05
D9
B30-2365-05
D15
B30-2365-05
D5
B30-2365-05
D10
4
3
2
1CN2
0.1
uC
11
10
0p
C1
6
0.1
uC
24
10
0p
C9
0.1
uC1
8
10
0p
C2
2
10
0p
C2
4.7
uC
8
0.1
uC
5
SPC10501A01
D2
D1
10
0p
C3
21
00
p
C2
9
L1
1u
C5
4
STBY3
VIN4
GND 2
VoUT 1
BU30TD2WNVX
IC2
1u
C5
8
L2
1u
C5
91
u
C5
7
VoUT 3
VDD 4
GND2
CE1
MM3404A50URE
IC1
SCL 5
DVI 4SDA3
GND2
VCC1
BH1721FVC
IC6
VCC 8
G2 7
Y1 6
A2 5GND4
Y23
A12
G11
TC7WT125FUF
IC3
0.1uC62
0.1uC69
RB
52
1C
M-3
0
D2
2D
Z2
J0
62
(M)
D2
0
VCC 10
S 9
D+ 8
D- 7
oE 6GND5
2D-4
2D+3
1D-2
1D+1
BD11600NUX
IC4
0.1uC662
1
CN5
10
00
pC
76
10
00
pC
79
SPC10501A01
D2
3
12345678
J1
10
00
pC
70
D2
6
MINISMDC020F
D25
0.1
uC
71
D2
7
D2
4
L14
L4 8
L3 7
L2 6
L1 5VIN4
ISET3
GND2
EN1
BD1754HFN
IC8
1u
C7
4
0.1u
C83
0.1
u
C7
5
L5
LED438
LED337
LED236
LED135
LEDA34
IM033
RESX32
CABC31
DB1730
DB1629
DB1528
DB1427
DB1326
DB1225
DB1124
DB1023
DB822
DB721
DB620
DB519
DB418
DB317
DB216
DB115
CSX14
DCX13
WRX12
RDX11
IOVCC10
IOVCC9
VSSD8
VSSD7
VSSD6
VCC5
VCC4
VSSA3
VSSA2
VSSA1CN4
0.1u
C84
B30-2365-05
D6
6 52
4
1 3
B30-2364-05D21
B30-2365-05
D11
10
0p
C5
2
B30-2365-05
D16
B30-2365-05
D7
B30-2365-05
D12
5
3
2
1 6
4
SSM6N37FE
Q2
10
0p
C5
3
10
0pC
44
SCHEMATIC DIAGRAM
A
1
2
3
4
5
B C D E F G(No.RA019<Rev.001>) 2-3 2-3 (No.RA019<Rev.001>)
IC2BU30TD2WNVX
D15
LED_G
D11
33M
IC8BD1754HFN
D9
IC3(1/2)TC7WT125FUF
50M
To
Tra
nsce
ive
r M
ain
Un
it (
A/2
)T
o T
ra
nsce
ive
rM
ain
Un
it (
A/2
)
D7
D6
LCDRST
54M
/CS
D4
5VVOLTAGE REGULATOR
/PSW
54M
D16
ADD[23]
54M
50M
LCDBLC
BUSSWC
54M
/TXDEN
/RD
SB(SB_2)
33M
33M
DAT[0]~DAT[15]
TXD
D-
LED1LED2LED3
IC4BD11600NUX
SP
3VVOLTAGE REGULATOR
BLC
D5
RXD_33V
SPG
HOOK/RXD/D-
/WR
IC9(1/2)TC7WH126FK
DPDT SW
D+
RJ4
5 C
ON
NE
CT
OR
SP+
LED_R
S9
D10D12
IC3(2/2)TC7WT125FUF
LC
D I
nte
rfa
ce
BLC_4/D+(D+2)
BLC_2(BLC_3)
BLCSW
18M
KEYBLC
LED_B
33M
PTT/TXD(TXD_3)
RXD_50V
/PTT
D14
18M
IC9(2/2)TC7WH126FK
/KEYINT
I2CCK
I2CDT
LCDRST
IC1MM3404A50URE
LEDDRIVER
J1
CN2
CN5
CN6
Sub (Display) Unit (XC3-002)
DM/KVL(KVL_3) MIC(MIC_3) ME(ME_3)
D21
LIGHTSENSOR
IC6BH1721FVC
33M
CN4
KEYi2(KEYi2_2)
S4S8
IC10TC35894FG
S10KEYi1(KEYi1_2) S6
S133M
S3S7
I/O
EX
PA
ND
ER
S5
S12
S2
KEYo1
KEYi0(KEYi0_2)
KEYo0
KEYi3(KEYi3_2)
KEYo2
/EMG
S11
Q2 (1/2)SSM6N37FE
Q2(2/2)SSM6N37FE
Q3LTC014EEBFS8
Q6LTC014EEBFS8
Q4LTC014EEBFS8
To LCD
30LCD
SUB (DISPLAY) UNIT
BLOCK DIAGRAM
PARTS LIST
[KCH-19]
* SAFETY PRECAUTION
Parts identified by the � symbol are critical for safety. Replace only with
specified part numbers.
* BEWARE OF BOGUS PARTS
Parts that do not meet specifications may cause trouble in regard to safety and
performance. We recommend that genuine parts be used.
* (x_) in a description column shows the number of the used part.
- Contents - Exploded view of general assembly and parts listPacking and accessoriesElectrical parts list
3-2 3-23-3
(No.RA019<Rev.001>)3-1
Exploded view of general assembly and parts list
General assemblyBlock No. [M][1][M][M]
Packing and accessoriesBlock No. [M][2][M][M]
Symbol No. Part No. Part Name Description Local
1 A6C-0003-10 PANEL ASSY 2 B1B-0017-00 ILLUMINATION GUIDE 3 B38-0966-05 LCD ASSY 4 B4B-0008-00 CAUTION STICKER 5 B4D-0021-00 BADGE 6 E37-1693-05 LEAD WIRE WITH CONNECTOR(SP 2P) 7 F1E-0002-00 SHADE(TX-BUSY) 8 G1D-0011-00 CUSHION(LCD-HOLDER) 9 G1D-0012-00 CUSHION(LCD-F.GLASS) 10 G5D-0015-00 PACKING(SP) 11 J1K-0018-00 HOLDER(LCD) 12 J1K-0019-00 HOLDER(PCB PANEL) 13 J2B-0021-00 MOUNTING HARDWARE(LCD) 14 J2B-0023-00 MOUNTING HARDWARE(SP) 15 K2K-0100-00 KEY TOP 16 T07-0810-05 SPEAKER
Symbol No. Part No. Part Name Description Local
1 H1C-0026-00 CARTON BOARD 2 H5A-0217-00 ITEM CARTON CASE
SUB (DISPLAY) UNIT<03>
1
15
27
913
3
811
12
10
6
16
14
Block No.M1MM
5
4
3-2(No.RA019<Rev.001>)
Electrical parts listSUB (DISPLAY) UNIT
XC3-0020-20
Block No. [0][3]Symbol No. Part No. Part Name Description Local
IC1 MM3404A50URE IC(MOS-IC)IC2 BU30TD2WNVX IC(MOS-IC)IC3 TC7WT125FUF IC(MOS-IC)IC4 BD11600NUX IC(MOS-IC)IC6 BH1721FVC IC(MOS-IC)IC8 BD1754HFN IC(MOS-IC)IC9 TC7WH126FK IC(MOS-IC)IC10 TC35894FG IC(MOS-IC)IC12 TC7SZ08FE IC(MOS-IC)
Q2 SSM6N37FE FETQ3 LTC014EEBFS8 DIGI TRANSISTORQ4 LTC014EEBFS8 DIGI TRANSISTORQ6 LTC014EEBFS8 DIGI TRANSISTOR
D1 SPC10501A01 VARISTORD2 SPC10501A01 VARISTORD4 B30-2365-05 LED(WHITE)D5 B30-2365-05 LED(WHITE)D6 B30-2365-05 LED(WHITE)D7 B30-2365-05 LED(WHITE)D9 B30-2365-05 LED(WHITE)D10 B30-2365-05 LED(WHITE)D11 B30-2365-05 LED(WHITE)D12 B30-2365-05 LED(WHITE)D14 B30-2365-05 LED(WHITE)D15 B30-2365-05 LED(WHITE)D16 B30-2365-05 LED(WHITE)D20 DZ2J062(M) ZENER DIODED21 B30-2364-05 LED(RGB)D22 RB521CM-30 DIODED23 SPC10501A01 VARISTORD24 SPC10501A01 VARISTORD25 MINISMDC020F VARISTORD26 SPC10501A01 VARISTORD27 SPC10501A01 VARISTORD28 DZ2S068M ZENER DIODED29 DZ2S068M ZENER DIODED30 DZ2S068M ZENER DIODED31 EMZ6.8N ZENER DIODE
C2 CC73GCH1H101J C CAPACITOR 100PF JC5 CK73GXR1H104K C CAPACITOR 0.1UF KC8 C93-1810-05 C CAPACITOR 4.7UF KC9 CC73GCH1H101J C CAPACITOR 100PF JC11 CK73GXR1H104K C CAPACITOR 0.1UF KC16 CC73GCH1H101J C CAPACITOR 100PF JC18 CK73GXR1H104K C CAPACITOR 0.1UF KC22 CC73GCH1H101J C CAPACITOR 100PF JC24 CK73GXR1H104K C CAPACITOR 0.1UF KC29 CC73GCH1H101J C CAPACITOR 100PF JC32 CC73GCH1H101J C CAPACITOR 100PF JC44 CC73HCH1H101J C CAPACITOR 100PF JC45 CK73GBB1H102K C CAPACITOR 0.010UF KC46 CK73GBB1H102K C CAPACITOR 0.010UF KC48 CK73GBB1H102K C CAPACITOR 0.010UF KC50 CK73GBB1H102K C CAPACITOR 0.010UF KC52 CC73HCH1H101J C CAPACITOR 100PF JC53 CC73HCH1H101J C CAPACITOR 100PF JC54 CK73GB1E105K C CAPACITOR 1.0UF KC55 CC73HCH1H101J C CAPACITOR 100PF JC56 CC73HCH1H101J C CAPACITOR 100PF JC57 CK73GB1E105K C CAPACITOR 1.0UF KC58 CK73GB1E105K C CAPACITOR 1.0UF KC59 CK73GB1E105K C CAPACITOR 1.0UF KC62 CK73HB1E104K C CAPACITOR 0.10UF KC63 CK73GB1E105K C CAPACITOR 1.0UF KC64 CK73HB1E104K C CAPACITOR 0.10UF KC65 CK73HBB1E103K C CAPACITOR 0.10UF KC66 CK73HB1E104K C CAPACITOR 0.10UF K
C67 CK73HB1E104K C CAPACITOR 0.10UF KC68 CK73HB1E104K C CAPACITOR 0.10UF KC69 CK73HB1E104K C CAPACITOR 0.10UF KC70 CK73GBB1H102K C CAPACITOR 0.010UF KC71 CK73GXR1H104K C CAPACITOR 0.1UF KC73 CK73HB1E104K C CAPACITOR 0.10UF KC74 CK73GB1E105K C CAPACITOR 1.0UF KC75 CK73HB1E104K C CAPACITOR 0.10UF KC76 CK73GBB1H102K C CAPACITOR 0.010UF KC79 CK73GBB1H102K C CAPACITOR 0.010UF KC83 CK73HB1E104K C CAPACITOR 0.10UF KC84 CK73HB1E104K C CAPACITOR 0.10UF KC87 CC73HCH1H101J C CAPACITOR 100PF JC90 CK73GBB1H102K C CAPACITOR 0.010UF KC91 CC73GCH1H470J C CAPACITOR 47PF JC92 CC73GCH1H470J C CAPACITOR 47PF JC101 CK73GBB1H102K C CAPACITOR 0.010UF K
R3 RK73HB1J000J MG RESISTOR 0.0 J 1/16WR4 RK73HB1J000J MG RESISTOR 0.0 J 1/16WR5 RK73HB1J000J MG RESISTOR 0.0 J 1/16WR6 RK73HB1J000J MG RESISTOR 0.0 J 1/16WR7 RK73HB1J000J MG RESISTOR 0.0 J 1/16WR9 RK73HB1J000J MG RESISTOR 0.0 J 1/16WR10 RK73HB1J000J MG RESISTOR 0.0 J 1/16WR11 RK73HB1J000J MG RESISTOR 0.0 J 1/16WR12 RK73HB1J000J MG RESISTOR 0.0 J 1/16WR17 RK73HB1J000J MG RESISTOR 0.0 J 1/16WR18 RK73HB1J000J MG RESISTOR 0.0 J 1/16WR19 RK73HB1J000J MG RESISTOR 0.0 J 1/16WR20 RK73HB1J101J MG RESISTOR 100 J 1/16WR21 RK73HB1J331J MG RESISTOR 330 J 1/16WR22 RK73HB1J331J MG RESISTOR 330 J 1/16WR23 RK73HB1J331J MG RESISTOR 330 J 1/16WR24 RK73HB1J331J MG RESISTOR 330 J 1/16WR25 RK73HB1J101J MG RESISTOR 100 J 1/16WR26 RK73HB1J222J MG RESISTOR 2.2K J 1/16WR27 RK73HB1J331J MG RESISTOR 330 J 1/16WR28 RK73HB1J331J MG RESISTOR 330 J 1/16WR29 RK73HB1J331J MG RESISTOR 330 J 1/16WR30 RK73HB1J331J MG RESISTOR 330 J 1/16WR31 RK73HB1J101J MG RESISTOR 100 J 1/16WR32 RK73HB1J331J MG RESISTOR 330 J 1/16WR33 RK73HB1J331J MG RESISTOR 330 J 1/16WR34 RK73HB1J331J MG RESISTOR 330 J 1/16WR38 RK73HB1J101J MG RESISTOR 100 J 1/16WR39 RK73HB1J101J MG RESISTOR 100 J 1/16WR40 RK73HB1J101J MG RESISTOR 100 J 1/16WR41 RK73HB1J101J MG RESISTOR 100 J 1/16WR42 RK73HB1J102J MG RESISTOR 1.0K J 1/16WR43 RK73HB1J102J MG RESISTOR 1.0K J 1/16WR46 RK73HB1J102J MG RESISTOR 1.0K J 1/16WR47 RK73HB1J103J MG RESISTOR 10K J 1/16WR48 RK73GB2A151J MG RESISTOR 150 J 1/10WR49 RK73HB1J562J MG RESISTOR 5.6K J 1/16WR50 RK73HB1J222J MG RESISTOR 2.2K J 1/16WR51 RK73HB1J102J MG RESISTOR 1.0K J 1/16WR52 RK73HB1J102J MG RESISTOR 1.0K J 1/16WR53 RK73HB1J103J MG RESISTOR 10K J 1/16WR54 RK73HB1J473J MG RESISTOR 47K J 1/16WR55 RK73HB1J473J MG RESISTOR 47K J 1/16WR60 RK73HB1J000J MG RESISTOR 0.0 J 1/16WR61 RK73HB1J000J MG RESISTOR 0.0 J 1/16WR62 RK73HB1J101J MG RESISTOR 100 J 1/16WR63 RK73HB1J000J MG RESISTOR 0.0 J 1/16WR64 RK73HB1J000J MG RESISTOR 0.0 J 1/16WR65 RK73HB1J000J MG RESISTOR 0.0 J 1/16WR66 RK73HB1J101J MG RESISTOR 100 J 1/16WR69 RK73HH1J274D MG RESISTOR 270K D 1/16WR71 RK73GB2A000J MG RESISTOR 0.0 J 1/10WR77 RK73HB1J222J MG RESISTOR 2.2K J 1/16WR78 RK73HB1J222J MG RESISTOR 2.2K J 1/16WR79 RK73HB1J222J MG RESISTOR 2.2K J 1/16WR81 RK73HB1J103J MG RESISTOR 10K J 1/16WR82 RK73HB1J222J MG RESISTOR 2.2K J 1/16WR83 RK73HB1J000J MG RESISTOR 0.0 J 1/16W
Symbol No. Part No. Part Name Description Local
(No.RA019<Rev.001>)3-3
R87 RK73HB1J222J MG RESISTOR 2.2K J 1/16WR88 RK73HB1J102J MG RESISTOR 1.0K J 1/16WR98 RK73HB1J222J MG RESISTOR 2.2K J 1/16WR99 RK73HB1J222J MG RESISTOR 2.2K J 1/16W
L1 LB73G0AM-004 CHIP FERRITE BEADSL2 LB73G0AM-004 CHIP FERRITE BEADSL3 LB73H0AV-003 CHIP FERRITE BEADSL4 LB73H0AV-003 CHIP FERRITE BEADSL5 LB73G0AM-004 CHIP FERRITE BEADSL11 LB73H0AV-003 CHIP FERRITE BEADSL14 LB73H0AV-003 CHIP FERRITE BEADSL15 LB73G0AM-004 CHIP FERRITE BEADSL16 LB73H0AV-003 CHIP FERRITE BEADSL17 LB73H0AV-003 CHIP FERRITE BEADSL18 LB73H0AV-003 CHIP FERRITE BEADS
CN2 E41-2673-05 PIN ASSYCN4 E40-6965-05 FLAT CABLE CONNECTORCN5 E41-2671-05 PIN ASSYCN6 E40-6913-05 FLAT CABLE CONNECTORJ1 E58-0535-05 MODULAR JACKS1 S70-0901-05 TACT SWITCHS2 S70-0901-05 TACT SWITCHS3 S70-0901-05 TACT SWITCHS4 S70-0901-05 TACT SWITCHS5 S70-0901-05 TACT SWITCHS6 S70-0901-05 TACT SWITCHS7 S70-0901-05 TACT SWITCHS8 S70-0901-05 TACT SWITCHS9 S70-0901-05 TACT SWITCHS10 S70-0901-05 TACT SWITCHS11 S70-0901-05 TACT SWITCHS12 S70-0901-05 TACT SWITCH
Symbol No. Part No. Part Name Description Local
3-4(No.RA019<Rev.001>)