GL
ONIDA SERVICE MANUAL
COLOUR TELEVISION PROFILE 21
BASIC CHASSIS
884X
CONTENTS
• SPECIFICATIONS • FEATURES • SERVICE ADJUSTMENTS • ICs USED IN GL CHASSIS • STANDARD CIRCUIT DIAGRAM
COPYRIGHT NOV 2000 MIRC ELECTRONICS LTD., MUMBAI.
SPECIFICATIONS
Item Contents Receiving System VHF CCIR(B) UHF CCIR(G) Colour System PAL NTSC Playback (In AV Mode) Channel Coverage VHF (Low ) : Channel 2 to 4 VHF (High) : Channel 5 to 12 UHF : Channel 21 to 69 CATV (Middle) : X-Z + 2 S1-S10
CATV (Super) : S11-S20 CATV (Hyper) : S21-S41
Aerial Input Impedance 75 ohms unbalanced Power input Rated Voltage 230V, 50Hz Operating Voltage 160V ~ 260V, 50Hz A/V Terminal connections Line Input Video : 1 Vp-p, 75 ohms (RCA Pin Jack) Audio : 500 mV rms (-4 dBs) High Impedance RCA Pin Jack Line Output Video : 1 Vp-p, 75 ohms (RCA Pin Jack) Audio : 500 mV rms (-4 dBs) High Impedance RCA Pin Jack Power Consumption 90W Picture Tube 21” (51 cm) measured diagonally Audio Output 200W PMPO Dimensions 638mm (W) 464mm (H) 480.5mm (D) Weight 23 kg Remote Control Unit RP-1
FEATURES • SINGLE PCB STEREO DESIGN
• ZERO MANUAL ALIGNMENTS • MINIMUM ALIGNMENTS FOR THE PRODUCTION • NEW WINDOW TYPE THREE DIMENSIONAL OSD FORMAT • IC PIN NAMING FOR EASY SERVICEABILITY • FULL FEATURED DESIGN • NEW WORLDCLASS UNIQUE STYLE CABINET • PLL TUNER WITH TURBO TUNING FACILITY • 200 PROGRAMS • HANDY REMOTE CONTROL UNIT • TWO ALRAM CALL FEATURE • TUNING AND VOLUME LOCK • TWO GAMES • PROGRAM NAMING FOR ALL 200 CHANNELS • THREE BAND GRAPHIC EQUALIZER • PROGRAM SUMMARY • MESSAGE PAGE • TELEPHONE DIRECTORY • TWO FRONT FIRING SPEAKERS • FRONT AND BACK AV TERMINALS • ELECTRONIC EYE • VIDEO MUTE FEATURE • AVL FUNCTION • BLACK STRETCH CIRCUTI • STEREO PLAYBACK • NTSC PLAYBACK • DIGITAL CLOCK • AUTO SHUT OFF • HALF MUTE • SLEEP TIMER • CHANNEL SCAN/SORT/SWAP/SKIP • SURROUND SOUND • 4 VSMS & 4 ASMS + 1 USER SETTING EACH • VERTICAL ZOOM • HEADPHONE SOCKET
SERVICE ADJUSTMENTS BEFORE STARTING ADJUSTMENTS 1. Adjustments of this model are performed by using the remote control unit
and in the conventional manner by using adjustable parts. 2. Adjustments using the remote control are performed on the basis of the initial
setting values. However, where an adjustment results in the optimum picture, it may differ from the initial setting value.
3. Before adjusting, switch ON the power of the set and measuring equipment and allow these to warm up at least 30 minutes.
4. Confirm the correct (AC 230V) power is supplied. 5. Where the received or input signal is not specified, use the optimum signal for
the adjustment. 6. Use care not to disturb adjustable parts (variable resistors, transformers,
capacitors, etc.) not specifically mentioned in these adjustment steps. 7. Presetting before adjustment: Unless otherwise indicated in the adjustment
steps, use the remote control unit to preset as follows.
ICs USED IN GL NO SECTION REF. NO. IC MAIN FUNCTION
IC 901 STR-F6655 POWER REGULATOR IC 902 S1854-C1 ERROR AMPLIFIER IC 903 KIA7812PI 12V REGULATOR IC 904 KIA7808PI 8V REGULATOR
1. POWER SUPPLY SECTION
IC 905 KIA7805PI 5V REGULATOR
IC 701 ST92195
MAIN MICROPROCESSOR
IC 702 M24C16-BN6 MEMORY IC
2. MICRO SECTION
IC 703 IC 704
L78LR05E-MA TSOP1838
5V REG/RESET IC REMCON RECEIVER
3. CHROMA SECTION IC 101 TDA8841 IF, VIDEO, CHROMA,
HORIZONTAL, AND VERTICAL PROCESSOR
4. VERTICAL IC IC 401 TDA 8357/N1 VERTICAL
DEFLECTION
IC 601 TDA2616/N1 AUDIO AMPLIFIER 5. AUDIO SECTION IC 602 TDA7429S AUDIO PROCESSOR
6.
7.
TRU BASS BOARD VIDEO OUPUT
IC1 IC 301
NJM2192 TDA6107Q
TRU BASS PROCESSOR VIDEO OUPUT AMPLIFIER
HIGHLIGHTS OF PHILIPS TDA884X IC
1. IF + VIDEO + CHROMA IN SINGLE CHIP 2. ZERO MANUAL ALIGNMENT INCLUDING IF ALIGNMENT 3. BASEBAND DELAY LINE INTEGRATED 4. PIN COMPETIBLE FULL MULTISYSTEM FAMILY 5. BLACK & BLUE STRECH INCLUDED 6. INTEGRATED CHROMA TRAP 7. RGB CONTROL WITH CONTINUOUS CATHODE CALIBRATION AND
WHITE POINT ADJUSTMENT 8. ALL CONTROLS THROUGH I2C BUS 9. AVL FEATURE FOR TDA8840/8841/8842
ST92195 MICON IC PIN DESCRIPTION
PIN NO.
PIN NAME SIGNAL NAME
CONFIGURATION FUNCTION
1 P2.0 IRIN IN / OD IR INPUT 2 RESET RESET IN MCU HARDWARE RESET 3 P0.7 MUTE OP / OD MUTE = HIGH 4 P0.6 STANDBY OP / OD STANDBY = HIGH 5 P0.5 TIMER LED OP / PP LED ON = HIGH 6 P0.4 SPLITTER ON /OFF OP / PP 7 P0.3 H.P. SENSOR IN / HI HP PRESENT = HIGH 8 P0.2 KBD INPUT AI 9 P0.1 SURROUND OP / PP SURROND ON = HIGH
10 P0.0 TV/AV OP / PP TV = HIGH, AV = LOW 11 P3.7 RESET OUT OP / OD RESET = LOW 12 P3.6 AV1/AV2 OP / PP AV1 = HIGH, AV2 = LOW
13 P3.5 PIP INT/EXT OP / PP PIP INT = LOW, PIP EXT = HIGH
14 P3.4 PIP AV1/AV2 OP / PP PIP AV1 = LOW, PIP AV2 = HIGH
15 B B OP / PP BLUE OSD OUT 16 G G OP / PP GREEN OSD OUT 17 R R OP / PP RED OSD OUT 18 F BLANK FBL OP / PP OSD BLANKING OUT 19 P5.1 SDA1 IN / OP / OD I2C DATA LINE (EEPROM) 20 P5.0 SCL1 OP / OD I2C CLOCK LINE (EEPROM) 21 VDD VDD +5V DIGITAL SUPPLY 22 JTDO JTDO 23 WSCF WSCF 24 WSCR WSCR 25 AVDD3 AVDD3 +5V ANALOG ADD FOR PLL 26 TEST0 TEST1 27 MCFM MCFM 28 JTCK JTCK 29 TXCF TXCF 30 CVBS0 CVBS1
31 AVDD2 AVDD3 +5 V ANALOG POWER SUPPLY
32 JTMS JTMS 33 CVBS2 CVBS3 IP / HI 34 CVBS1 CVBS2 IP / HI 35 AGND AGND ANALOG GROUND 36 GND GND DIGITAL GROUND 37 JTRST0 JTRST1 38 PXFM PXFM 39 AVDD1 AVDD2 ANALOG POWER SUPPLY 40 HSYNC HSYNC IP / HI HSYNC INPUT = HIGH 41 VSYNC VSYNC IP / HI VSYNC INPUT = HIGH 42 P4.0 PB LEVEL OP / PP POWER BASS LEVEL 43 P4.1 WOOFER OP / PP WOOFER ON = HIGH 44 P4.2 PIP HUE OP / PP PWM OUTPUT 45 P4.3 AV1 SENSE IN IP / HI AV1 = HIGH
46 P4.4 SOUND SYSTEM SEL OP / PP SOUND SYSTEM SELECTION
47 P4.5 SOUND SYSTEM SEL OP / PP SOUND SYSTEM SELECTION
48 P4.6 SDA2 IP / OP / OD I2C DATA LINE 49 P4.7 SCL2 OP / OD I2C CLOCK LINE
PIN NO.
PIN NAME SIGNAL NAME
CONFIGURATION FUNCTION
50 XTAL XTAL CLK OSCILLATOR 51 XTAL XTAL CLK OSCILLATOR 52 P2.5 V TUNING OP / PP VST VOLTAGE OUTPUT 53 P2.4 BSW0 OP / PP BAND SWITCHING 54 P2.3 BSW1 OP / PP BAND SWITCHING 55 P2.2 ECO SENSOR IN AL / HI ECO SENSOR IN 56 P2.1 COL SYS SEL OP / PP COL SYSTEM SELECTION
IP = INPUT, OP=OUTPUT, OD=OPEN DRAIN, HI=HIGHIMPEDENCE, PP= PUSH PULL, AI=ANALOG INPUT GL21 SERVICE MENU
How to enter SERVICE MENU:Press the DISPLAY key and the VSM key of the Remote Control Unit simultaneously.The following SERVICE MENU screen will be displayed.
884X SERVICE MENUPIP SERVICE MENUSYSTEM CONSTANTTOOL KIT
884X SERVICE MENU CONTROLS
SUB PAGE CONTROL1: IF AGC 10
H - LINE 00CATHODE DRIVE 04WHITE BALANCE NORMAL WARM COOLR GAIN 32 40 32G GAIN 32 32 32B GAIN 32 32 40
2 : V-ALIGN 50/60 Hz SELECTION 50Hz 60HzV - SLOPE 34V - S CORRECTION 17V - POSITION 45V - AMPLITUE 45OSD V - POSITION 018SBL(Service Blanking) 00
STANDARD SETTING
SUB PAGE CONTROL3 : H-ALIGN 50/60 Hz SELECTION 50Hz 60Hz
H - POSITION 25OSD H - POSITION 044EW WIDTH NOT USEDEW PARABOLA NOT USEDEW CORNER NOT USEDEWTRAPEZIUM NOT USED
4 : ZOOM ZOOM MODE NORMAL ZOOM1 ZOOM2Settings are only AMPLITUDE 45 47 55for 50Hz V ZOOM 00 00 00
V SCROLL 00 00 00
5 : PICTURE MAXIMUM COLOUR 55 CONTROLS MAXIMUM SHAPRNESS 55
MINIMUM CONTRAST 10MAXIMUM BRIGHTNESS 50MINIMUM BRIGHTNESS 10Y DELAY 08FM DISPLAY 00
6 : VSM VSM SETTINGS DYNAMIC SOFT CINEMA USER NATURALBRIGHTNESS 33 32 38 32CONTRAST 63 24 32 44COLOUR 32 30 25 32SHARPNESS 28 19 20 32TINT 32 32 32 32
STANDARD SETTING
7 : SSM SSM SETTINGS DISCO CLASSIC NEWS USER THEATREBAND 1 (Low frequency) 15 04 07 15BAND 2 09 09 12 09BAND 3 12 10 07 12BAND 4 00 00 00 00BAND 5 (High frequency) 00 00 00 00
8 : ECO ECO SENSOR 00 01 02 03 04 05 06 07BRIGHTNESSCONTRASTCOLOURSHARPNESS
SYSTEM CONSTANT TDA7429 INSTALL 00 / 01 TDA7317 INSTALL 00 / 01 PIP INSTALL 00 / 01 SINGLE VIDEO 00 / 01 ECO INSTALL 00 / 01 MATSUSHITA 00 / 01 TUNER 1316 00 / 01 TUNER G021D 00 / 01 COLOUR SYSTEM 00 / 01 / 02 / 03
SYSTEM RF VIDEO 00 PAL AUTO + PAL + NTSC4.43 + NTSC3.58 01 PAL AUTO + PAL + NTSC4.43 02 PAL + SECAM AUTO + PAL + SECAM + NTSC4.43 + NTSC3.58 03 PAL + SECAM AUTO + PAL + SECAM + NTSC4.43
SOUND SYSTEM 00 / 01 / 02 / 03 / 04 / 05 BG / BG + DK / BG + I / BG + DK + I / DK / I POWER BASS 00 / 01 POWER BASS BAR 00 / 01 TDA7429S BLOCK 00 / 01 TOOL KIT ITEM STANDARD SETTING VCO COARSE 02 BLACK STRETCH 01 BLUE STRETCH 01 EXTENDED BLUE STRETCH 00 CORRING 00 ACL 01 CB 00 FFI 00 FCO 00 VERTICAL OVERSCAN 01 V GUARD 00 GAI 00 BCO 01
Model - 14Profile Candy/20Profile Candy/21Profile
Part No. Old Part No. Part Name 14PCD 20PCD 21ProfileA2AMCAR8116 ASSY JOGGER (HEAD PH 1 1 0A2APC40394-M11A SGL-7002A AV PWB ASSY GL21 0 0 1A2BPC10104-M11A MAIN PB ASSY GL21RPO 0 0 1A2DPC40394-M11A AV PB ASSY GL14/20 S 1 1 0A2FPC10104-M11A MAIN PB ASSY CANDY14 1 0 0A2GPC10104-M11A MAIN PB ASSY CANDY20 0 1 0A2MFC10133-M04A FRONT CAB ASSY 20CAN 0 1 0A2MFC10146-M04A FRONT CAB ASSY 14CAN 1 0 0A2MPB40204-M11A TRU BASS PB ASSY 0 0 1A4APC40394-M11A AV PWB ASSY AUTO GL2 0 0 1A4BPC10104-M11A 21 GLPROFILE DLX MAI 0 0 1A4BPC10146-M12A COMBI ASSY AV/STEREO 1 1 0A4FPC10104-M11A MAIN PB ASSY CANDY14 1 0 0A4GPC10104-M11A MAIN PB ASSY CANDY20 0 1 0A4MPB40204-M11A 21 GLPROFILE DLX TRU 0 0 1E1MICST92195C3B1 ST92195C3B1/EXL IC MICON (ONIDAGL200 1 1 1E1MLZ31550-M01A CEM40315-001 COIL (FM TRANSMITER) 1 1 0E1MPCX01R-R27 CELPX01-R27 COIL PEAKING 0.27UH 1 1 0E1MSFC0301-415A CEM30536-00A SPEAKER 2.5X 5.5" 8 0 0 2E1SCT1224-220 QAP1224-220 TRIMMER - 22PF 1 1 0E1SCY13AK-102 QCY13AK-102 CAP CER-1KPF,1KV,+/- 4 4 0E1SDIMTZJ6.8(C)-T2 MTZJ6.8(C)-T2 DIODE ZENER 1 1 0E1SICNJM2192AL NJM2192AL IC TRU BASS 0 0 1E1SMCAR8116 AR8116 HEAD PHONE RADIO 1 1 0E1SRCRP-2 RP-2 REMOTE CONTROL GL21 1 1 1E1STRSTS9018G STS9018G TRANSISTOR SI 2 2 0E1STUWF05I-211A UV1356B/ACK-3 TUNER PLL WST (MKIII 1 1 1M1TBC10130-M06A CMM10130-006 REAR COVER GL21-PROF 0 0 1M1TBC10134-M01A CMM10134-001 REAR COVER GL20 COOL 0 1 0M1TBC10143-M01A CMM10143-001 REAR COVER GL14 COOL 1 0 0M1TFC10129-M06B CMM10129-006(B) FRONT CABINET GL21-P 0 0 1M1TPA10141-M0AC CPM10141-00A(REV C CUSHION ASSY GL21 0 0 1M1TPA10145-M0AB CPM10145-00A(B) CUSHION ASSY GL14 1 0 0M1TPA30594-M03A CPM30594-003 PACKING CASE 14"CAND 1 0 0M1TPA30594-M04A CPM30594-004 PACKING CASE 20"CAND 0 1 0M1TPA30594-M20A CPM30594-020 PACKING CASE GL21 PR 0 0 1M1TPL10128-M06B CMM10128-006 (B) MASK ORNA GL21 SILV 0 0 1M1TPL20149-M01A CMM20149-001A CONTROL KNOB GL21 CH 0 0 1M1TPL30518-M01A CMM30518-001 SENSOR LENS GL21 0 0 1M1TPL30520-M01A CMM30520-001 LED LENS GL 0 0 1M1TPL30522-M01A CMM30522-001 SENSOR HOLDER GL 0 0 1M1TPL30533-M01A CMM30533-001 AV PCB HOLDER GL21 0 0 1M1TPL30553-M02B CMM30553-002 REV B POWER KNOB BASE GL21 0 0 1M1TPL30554-M02A CMM30554-002 POWER KNOB LENS GL21 0 0 1M1TPL30555-M01A CMM30555-001 POWER KNOB LED HOLDE 0 0 1M1TPL30568-M01A POWER KNOB LED HOLDE 1 1 0M1TSM40423-M01B SPEAKER BRACKET GL14 2 0 0
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12KR415
10KPFC926C925
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R126220E
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MIRC ELECTRONICS LIMITEDONIDA HOUSE,MAHAKALI CAVES ROAD,ANDHERI(E),BOMBAY-93
NTS
MIRC
ELECTRONICSAPPROVEDCHECKED
DRG. NUMBER
DRAWNDESIGNEDDATE
mm
FINISH
MATERIAL
GR
OU
P
NAME
MO
DE
L
SCALE -
SHEET -
390ER301
TDA6107Q/N2IC301
98765431 2
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R1776K8
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R1781K
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10K
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11/08/2000
CEM40367-00A
QFM72AK-473
CELC001-460
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CEM40424-00A
L502
C516
R514
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BW
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0.5W
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0.5W
0.5W
0.5W
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0.5W
0.5W
0.5W
MY
Fil_Gnd
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TF
MY
MY MY.
+18
5V
NC
KR
KG
KB
B-out
G-out
R-out
Gnd
I-Black
AUDIO OUTPUT SW FOR MONO MODEL WITH AV
BP
MP
P
OMR
F1
F2
G1
G2
Filament
NCNC
AJAI THOMAS
C S M 2 0 1 2 6
CN00T
3.5 3.5 3.5
4.54.5
SUDHIR KUDVA
1/2
2.8
MY
MY.
MY.
TF
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MY.
MY.
TF
.
MY.
TF
.
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2
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330K
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627
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C941100/25
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680R909
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1
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3
4
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C943100/25
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3
2
1
S1854-C1
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1K5R926
Q9042SA966
SHEET -
SCALE -
MO
DE
L
NAMEGR
OU
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MATERIAL
FINISH
mm
DATE DESIGNED DRAWN
DRG. NUMBER
CHECKED APPROVED ELECTRONICS
MIRC
NTS
ONIDA HOUSE,MAHAKALI CAVES ROAD,ANDHERI(E),BOMBAY-93MIRC ELECTRONICS LIMITED
D91215V
1K,1/2WR916
2SA933ASQ901
R9141.8K
1.8KPFC9192.2K
R915
D9111N4531
10KR917
D9091N4531
OPTC920
1KPFC918
3.3K,1/2W
R932
K902CE41433-001Z
C912680PF,2KV
100/50C914
+
15VD910
C917OPT
C915
OPT
D9071SR124 3.9,1/2W
R912
QQR0872-001YK901
47KR903
R90447K
C91010KPF/500
C91
139
0PF
,2K
V
D905
EG18-T3
C908220/450V
+
33KR906
560PFC923
D915
RU3AM-LFC4
100/160C922
+
RU3YX-LFC4
D916
C932OPT
CE
4143
3-00
1K
905
R9253K3
4K7R921
Q903DTC144GS
15K
R922
R9191.5K 1/2W
L90282
C1815Q902
R920
BW
D9136.2V
OPTC927
1000/25C929
+
220/35C930
+
C93110KPF
BW
L904
D917BYV28-200
CE41433-001
K906
OPT
K907
D901D904
D903 D902
C905C907
C904C906
K903
D908
BYD33J
MMAINS 2 1
S901ESB92D41B
3.15AF901
VA901ERZC05DK471
C901100KPF,250V
CE
M40
293-
001
LF90
1
4
3 2
1
470PF
C938
5.6ER901
CEM40249
L901
CNDEG
1
2
OPT
R908
L90382
C924100KPF
C902OPT
470PF
C939
AVIN
6 5
4 3
2 1
R61675E
C61
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PT
+
D60613V
D60413V
R74
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10k
ST92195B6B1IC701
VS
YN
C
AV
DD
1
PX
FM
JTR
ST
0
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D
AG
ND
CV
BS
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CV
BS
0
AV
DD
2
JTC
K
MC
FM
AV
DD
3
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CR
WS
CF
JTD
O
VD
D
RB G
56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29
28272625242321 2219 20181716151413121197 8651 432 10
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RE
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T
MU
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R710100E
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D7026.8V D703
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8765
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C70547/25
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8.2ER606
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R60
547
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C60
2
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TDA2616/N1
987652 3 41
22KPFC605
1000/35
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1000/35C608
+R743
BW
C18
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701
1N4148D705
100E
R75
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2.2k
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C73
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2.7KR746
1KR748
A1015Q702
OPTD707
R6101K,0.5W
560E
R62
3
560E
R62
7
3.9KpF
C632
C7291000/25
+
120KPFC730
4K7R618
22KR927
R907
68K,3W
C731OPT
+C7321KPF
C736OPT
100R732
K70
2
K70
1
C909
OPT
OPT
R933
C946OPT
C727OPT
R744
10K
10KPFC728
R745OPT
R756BW
OPTC937
D918OPT
T901CEM30579-00A
13
8
9
7
6
4
3
2
1
11
10
12
14
15
16
17
18
C601220KPF
220KPFC609
560PF,500VC935
OPT
Y602
OP
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603
1815
Q703
R758
27E,3W
BWR624
560ER622
OPTR629
C6340.47/63
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R628
3.9KpF
C633
1KR617
D60513V
OPTD920
C913
390PF,2KV
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D60113V
D60313V
D60213V
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560ER751
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390ER737
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23
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R739680E
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R740120E
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10uH
L701
R71
3
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UPC574JD914
R75
022
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TDA7429SIC602
42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22
212019181716151413121110987654321
MID
DLE
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EB
LE_R
TR
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LE_LSD
A
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R76
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R6011.2K
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2.7K R608
1.2K R60
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(ALARM) (POWER)
AV OUTMONO
MY.
FRONT AV
0.5W0.5W
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MY
TF
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TF TF TF
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BP BP BP
1/2W
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SCHEMATIC MAIN
MY
R.V.PANDIT
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LDR
TF
MFR MFR MFR MFR MFR
MF
AJAI THOMAS
GL2
1ST
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SUDHIR KUDWA11/08/2000
H-SYNC
+30V
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A B C D E F
4
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1
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3
4