Sanyo 1113 29315 Service Manual Download Page 15

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0.01

"A"

DC 12.0V
AGC voltage (4.3-4.5V)
Output probe

Input probe
DC5.0V
Marker frequency
Sweep ATT

0dB=176mVrms/75

Tool A

SETTING

K3A-pin5
IC101-pin48
IC101-pin45
(Side b)
IC101-pin7
KOC-pin8
38.9/39.5MHz
20dB

IC101-pin46
and GND

Adjustment

By using T121, adjust "P" to
be maximum amplitude.

Waveform

CIRCUIT ALIGNMENTS

VIF ALIGNMENT

0.002

Ω

10k

Ω

Input probe

Output probe

SIF ALIGNMENT

DC 12V
AGC voltage
Output probe

Input probe
Sweep ATT
Marker Frequency

SETTING

IC3801-pin11
IC3801-pin3
IC3801-pin1
(Side b)
IC3801-pin12
10dB
38.9/39.5MHz

Adjustment

1. Adjust AGC voltage to be

"A" = 0.5Vp-p.

2. By using T3801, adjust "P"

to be equal centre line.

Waveform

Tool A: 0.01uF

Tools

Marker frequency
39.5MHz --> C28WN1B
38.9MHz --> C28W1/WN1

-15-

F2HT

SIF Board

VIF Alignment

C050

T121
AFT

C138

X126

X127

1C3431

IC101
IF /VIDEO/COLOUR/
DEF.

X101

C375

C371

VR371
H-CENTRE

VR120
AGC

A101 TUNER

TP-A

NICAM/STEREO BO

ARD

K2A

K2B

C103

C101

C102

KIG

C131

C104

SIF BO

ARD

K8H

K2L

K2M

TP-E

C218

C205

275

Q134

Q809

Q808

MAL

SIF Alignment

T3801

IC3801

K38H2

X3801

C3807

MAIN Board

Summary of Contents for 1113 29315

Page 1: ...levision transmission system and power source differ from the design specifications Refer to the specifications for the design specifications PRODUCT CODE 1113 29315 C28W1 1113 29316 C28WN1 ORIGINAL VERSION Chassis No WB2 B Contents Safety notice 2 Specifications 2 Pin configuration of system control CPU 3 Chassis block diagrams 4 6 IC block diagrams 7 12 Adjustment locations on the board 13 15 Se...

Page 2: ... replacement designated by mark No deviations from resistance wattage or voltage ratings may be made for replacement items designated by mark 1 An isolation transformer should be connected in the power line between the receiver and the AC line when a service is performed on the primary of the converter transformer of the set 2 Comply with all caution and safety related notes provided on the cabine...

Page 3: ...I AFT I2C SCL I2C SDA OSC OSC Vcc 5V H SYNC V SYNC OSD RED OSD GREEN OSD BLUE OSD BLANKING POWER ON OFF LED DRIVE AV1 SW AV2 SW SOUND MUTE LINE MUTE SC1 FUNCTION SC2 FUNCTION POWER FAILURE DET IGNORE TITLE IN PITTARI NORMAL IC801 M37207MB TO SUB VIDEO BOARD TO Y C SEPARATION BOARD D A CONVERTER CIRCUITS IDENT 4 COLOUR 26 BRIGHT 17 CONTRAST 25 SHARPNESS 14 AFT 44 IC101 TDA8361 FBP SANDCASTLE PLS TO...

Page 4: ...U BACK BOARD TELETEXT BOARD CRT BOARD TV IN MONITOR OUT Y OUT C OUT R G B BLK OUT R G B IN Y IN C IN BLK IN VIDEO IN INTERNAL VIDEO OUT R G B OUT R G B BLK FOR OSD FROM CPU Q203 Q204 Q205 R G B BUFFER R G B R Y B Y OUT R Y B Y IN CRT Q2761 Q2772 Q2782 VIDEO OUT 45 46 30 31 28 29 16 14 11 12 22 23 24 16 15 7 13 21 20 19 18 1 35 28 33 31 25 23 13 7 1 6 12 VIDEO IN BLOCK DIAGRAM VIDEO SIGNAL PROCESSI...

Page 5: ...R SPEAKER IC1001 AV SELECTOR TA8747N BLOCK DIAGRAM AUDIO SIGNAL PROCESSING SIF BOARD BACK BOARD NICAM BOARDD 1 16 12 1 15 8 7 AF1 AF2 6 1 7 8 9 14 13 L R 16 7 29 15 8 L R NICAM MONO SIF MAIN SUB AV1 AV2 AV3 TV L TV R AV1 L AV2 L AV3 L AV1 R AV2 R AV3 R 36 2 8 14 34 4 10 16 27 26 L R L R 2 4 12 7 HEADPHONES L R 16 7 8 IC3501 3D SURROUND MM1369AD IC3451 AMP M5228FPG 23 1 L R 3 5 14 8 L R 13 11 Monit...

Page 6: ...Q421 S C SW IC423 PCC Q461 Q462 ABL 1 C424 C425 C426 C427 DELECTION YOKE HORIZ VERT C512 R512 IC501 V OUTPUT LA7833 IC521 PCC BA4558N IC531 V DRIVE TA8859AP NORMAL PITTARI MODE SW FROM CPU 37 42 13 1 10 9 6 8 2 SCL SDA I2C BUS 4 2 8 7 V FEEDBACK V DRIVE H DRIVE PCC V TRIGGER 3 4 BLOCK DIAGRAM H V DEFLECTION VR371 H CENTRE 39 ...

Page 7: ...ATRIX CHROMINANCE BANDPASS PWL Y DELAY PEAKING CHROMINANCE SWITCH LUMINANCE SWITCH TRAP AND BYPASS TUNING PLL TEST LIMITER SUPPLY IF IN1 IF IN2 TUNE ADJ FM DEM1 FM DEM2 AUDEM EXTAU SOIF DEC DIG GND2 GND3 Vp DEC FT CHROMA CVBS EXT PEAK IN CON COLOUR RGBIN BRI RO GO BO BI GI RI FROM TDA4661 TO TDA4661 DET HUE XTAL OUT XTAL2 XTAL1 H OUT FBI SCO PH2LF H OSC PH1LF V RAMP VFB V OUT AFCOUT DEC AGC AGC OU...

Page 8: ... Y colour difference input signals pre amplifiers analogue supply digital supply sandcstle pulse input Vp1 3MHz shifting clock TDA4661 1H DELAY LINE AGC RAMP PULSE SHAPER TRIGGER PULSE INFERFACE CORRECT LINEARUTY CORRECTION S C CORR PALABOLA CORR ETH CORR ETH CORR 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 TA8859AP ETH IN VERT F B GND EW F B Vcc ETH DRIVE VERT DRIVE SCL SDA TRIG IN TA8859AP DEFLECTION...

Page 9: ...OMB FILTER MUTE MUTE AUDIO VIDEO X2 X2 X2 2 MONITOR OUT Y OUT Y IN C IN C OUT L OUT R OUT SW1 SW2 SW3 MUTE MODE OUT GND R E3 R E4 Vcc R TV R E1 R E2 L E2 L E3 L E4 C 3 L TV L E1 C 1 C 2 Y 3 Y 1 Y 2 E 4 E 2 E 3 TV E 1 32 16 10 4 20 34 14 8 2 19 36 17 11 5 15 9 3 13 7 1 21 35 30 28 31 25 23 33 27 26 6 12 18 22 29 24 TA8747N R IN L IN VIDEO IN C IN Y IN TA8747N AV SELECTOR ...

Page 10: ...ADJUSTMENT VAF2 VAF1 1 15 13 14 12 11 MUTE 10 7 8 9 TDA9821 TDA9821 DUAL CHANNEL SOUND DEMODULATOR DEMODU LATOR DEMO 17 TDA2546A REF AMP AGC FM DEMO LIMITER AMP 1st Sound IF Demodulator LIMITER AMP 18 1 2 2nd Sound IF FM Demo 3 14 12 13 11 5 4 6 8 7 10 9 IF INPUT Cd MUTE OUTPUT 5 5MHz 5 742MHz 38 9MHz 5 5MHz 5 742MHz External FM demodulator TDA2545A SIF DEMODULATOR ...

Page 11: ...ATAIN XTAL OSC VSSX SDA SCL ADSEL DOBIA VDDD VSSD VSSDAC EXTL EXTL VDDA VSSA VROA VRCA SOFF SEYE PKDET VCONT VCLK PCLK TEST RESET PORT2 MUTE PORM PORA EXT L EXT R OP R OP L REPRESENTS CONTROLLER BUS SAA7283ZP LEVEL AND STEREO ADJUSTMENT DIGITAL PLL OSCILLATOR DIGITAL PLL AND DEMODULATOR DITAL PLL AND DEMODULATOR DIGITAL INTEGRATOR DIGITAL INTEGRATOR GENERATION OF REFERENCE VOLTAGES POWER ON RESET ...

Page 12: ...CL SDA Vcc GND Vcap L IN R IN mono L OUT R OUT 8 14 6 7 16 15 13 9 10 12 11 2 5 4 1 3 TDA8424 TDA8424 SOUND CONTROLLER SIMULATED STEREO SIMULATED STEREO VIRTUAL AUDIO QXPANDER PROCESSOR gm 24 23 22 21 20 19 18 17 16 15 14 13 1 2 3 4 5 6 7 8 9 10 11 12 Vcc Lin Gl1 Gl2 Gl3 Gl4 Fc Qf1 Qf2 Qf3 Qf4 Lout Rin Gr1 Gr2 Gr3 Gr4 M g Ref SPC Qi S Q Rout Gnd MM1369AD MM1369AD 3D SURROUND PROCESSOR ...

Page 13: ...TMENTS 1 Receive the clearest station 2 By using T121 adjust AFT to obtain the best picture NOTE Do not attempt this adjustment with weak signal 1 Receive the clearest station 2 Set AGC VR VR120 in direction which causes snow noise to appear then in the opposite direction until snow noise just disappears 1 Receive circular pattern signal 2 Adjust H centre by using VR371 SCREEN VR ADJUSTMENT 1 Rece...

Page 14: ... OUTPUT IC423 Q461 IC501 VERT DEF C506 SCREEN FOCUS IC481 Power Deflection Board 1 Receive circular pattern signal 2 Adjust V centre by using SW501 By using FOCUS VR adjust focus control for well scanning lines HIGH VOLTAGE ADJUSTMENT 1 Receive circular pattern signal 2 Set brightness to centre and contrast to maximum 3 Connect a high voltage meter to CRT anode 4 Confirm high voltage to be 30 5 1 ...

Page 15: ... probe Sweep ATT Marker Frequency SETTING IC3801 pin11 IC3801 pin3 IC3801 pin1 Side b IC3801 pin12 10dB 38 9 39 5MHz Adjustment 1 Adjust AGC voltage to be A 0 5Vp p 2 By using T3801 adjust P to be equal centre line Waveform P Tool A 0 01uF Tools Marker frequency 39 5MHz C28WN1B 38 9MHz C28W1 WN1 15 F2HT SIF Board VIF Alignment C050 T121 AFT C138 X126 X127 X127 1C3431 IC101 IF VIDEO COLOUR DEF X101...

Page 16: ... using T3401 adjust amplitude to be maximum Waveform PILOT ALIGNMENT A Not Required model C28WN1B 1C3431 K34B K34A TJ3401 X3401 X3461 IC3401 IC3451 C3464 C3462 C3472 C3469 C3467 C3478 L3454 C3408 C3405 C3405 C3409 C3414 C3482 C3484 C3485 C3495 C3488 C3486 C3492 C3494 C3433 C3431 C3432 NICAM Stereo Board Pilot Alignment Required only model C28W1 WN1 ...

Page 17: ...e service mode To exit from the service mode turn off the TV set by pressing the power on off button on the TV set or remote control handset 1 CS 0 2 3 4 5 6 7 8 9 SURROUND BASS TV MENU i TV X F A B P P VCR P P TXT nexTView ITEM DATA 1 P V W 37 Adjustment Item Adjustment data Service Key Function Button The adjustments in the service mode are listed below table The data in each adjustment item is ...

Page 18: ...V blanking start value 50Hz PITTARI 72 00 75 51 P WBP V blanking end value 50Hz PITTARI 12 00 75 52 P WBZ V blanking start value 50Hz ZOOM 61 00 75 53 P WBZ V blanking end value 50Hz ZOOM 23 00 75 54 P WBT V blanking start value 50Hz TITLE IN 74 00 75 55 P WBT V blanking end value 50Hz TITLE IN 23 00 75 56 N WDB Ident value of picture start 60Hz 15 09 30 57 N WDE Ident value of blanking start 60Hz...

Page 19: ...g the level or button 1 Receive cross hatch pattern signal 2 Set the TV to the service mode 3 Select service item 6 P PCC by pressing the program or button 4 Adjust so that the vertical lines straight by pressing the level or button 1 Receive cross hatch pattern signal 2 Set the TV to the service mode 3 Select service item 8 P PHA by pressing the program or button 4 Adjust the trapezium distortion...

Page 20: ...own button repeatedly 4 To return to the normal TV mode press the Recall button The setting conditions of all items can be confirmed Special functions are not cancelled if the TV set is switched off or the mains disconnected This TV set allows you to set up the following special functions Prohibition of presetting ITEM 1 Sets the prohibition of presetting and CS key entry SET 0 NO SET 1 YES Start ...

Page 21: ...T F2HV 14 610 253 1640 HOLDER CHASSIS S6TF 15 610 253 3552 HOLDER PCB C S6TF 16 610 257 4951 HOLDER PCB A S6VB 17 610 257 2957 HOLDER CORD S6WA 18 610 263 2736 HOLDER CORD E7WMC 19 610 262 4250 TERMINAL BASE F2JE 20 610 243 2602 PCB MTG BASE A S6TB D 21 610 225 6369 DY SPACER D4AK QTY 4 ACCESSORIES 21 645 017 7606 ASSY REMOCON SXMR 610 267 9595 INST MANUAL ES D F NL GK 610 267 9960 INST MANUAL I S...

Page 22: ...Ref No Part No Description Ref No Part No Description 22 F2HT CHASSIS ELECTRICAL PARTS LIST Product safety should be considered when a component replacement is made in any area of a receiver Components indicated by a mark in this parts list and the circuit diagram show components whose value have special significance to product safety It is particularly recommended that only parts specified on the...

Page 23: ... 4W R776 401 064 9907 OXIDE MT 10K JA 2W R778 401 009 1508 CARBON 2 7K JA 1 2W R780 403 075 7101 CERAMIC 1000P K 500V R782 401 027 2303 CARBON 560 JA 1 6W R786 401 064 9907 OXIDE MT 10K JA 2W R788 401 009 1508 CARBON 2 7K JA 1 2W R792 401 007 5805 CARBON 120K JA 1 2W R793 401 027 8602 CARBON 8 2K JA 1 6W R794 401 057 7507 OXIDE MT 0 82 JA 1W R797 401 002 6500 SOLID 470K KA 1 2W VARIABLE RESISTOR V...

Page 24: ...3 407 007 9904 DIODE GMA01 407 012 4406 DIODE 1SS133 407 012 5809 DIODE 1SS176 D682 407 005 7308 DIODE EM01Z V1 407 005 8602 DIODE ERA15 02 V1 D685 408 008 2406 DIODE 1N4148 407 013 1008 DIODE 1S1553 407 013 4306 DIODE 1S2076A 407 013 6508 DIODE 1S2471 D686 407 053 6803 ZENER DIODE MTZ5 6C 407 057 0104 ZENER DIODE RD5 6EB3 407 151 8501 ZENER DIODE UZ 5 6BCC MISCELLANEOUS A1901 645 007 1546 UNIT RE...

Page 25: ...01 TR 2SC945A PA Q542 405 011 7404 TR 2SC1740 R 405 011 7503 TR 2SC1740 S 405 011 8500 TR 2SC1740S R 405 011 8609 TR 2SC1740S S 405 012 2002 TR 2SC1815 GR 405 019 2708 TR 2SC536 F NP 405 019 3804 TR 2SC536 G NP 405 020 7501 TR 2SC945A PA Q614 405 011 7404 TR 2SC1740 R 405 011 7503 TR 2SC1740 S 405 011 8500 TR 2SC1740S R 405 011 8609 TR 2SC1740S S 405 012 2002 TR 2SC1815 GR 405 019 2708 TR 2SC536 F...

Page 26: ...422 401 016 4806 CARBON 22K JA 1 4W R424 401 022 4104 CARBON 68K JA 1 4W R425 401 065 2808 OXIDE MT 120 JA 2W R426 402 066 4105 WIRE WOUND 4 7 KA 7W 402 076 0005 WIRE WOUND 4 7 KA 7W R427 401 062 2306 OXIDE MT 4 7K JA 1W R429 401 024 6700 CARBON 100 JA 1 6W R432 401 064 5701 OXIDE MT 1 8 JA 2W R435 401 058 3706 OXIDE MT 1K JA 1W R436 401 007 2309 CARBON 100K JA 1 2W R437 401 024 7400 CARBON 10K JA...

Page 27: ...487 407 164 7805 ZENER DIODE UZ 20BCA D491 408 008 2406 DIODE 1N4148 407 013 1008 DIODE 1S1553 407 013 4306 DIODE 1S2076A 407 013 6508 DIODE 1S2471 D492 407 057 9602 ZENER DIODE RD9 1EB1 407 163 9909 ZENER DIODE UZ 9 1BCA D501 407 005 7308 DIODE EM01Z V1 407 005 8602 DIODE ERA15 02 V1 D502 407 005 4505 DIODE DS442X 407 007 9904 DIODE GMA01 408 008 2406 DIODE 1N4148 407 012 4406 DIODE 1SS133 407 01...

Page 28: ...A R CU 405 004 4205 TR 2SA608 E CTV NP 405 004 4809 TR 2SA608 F CTV NP 405 006 1103 TR 2SA933 Q 405 006 1202 TR 2SA933 R 405 006 1707 TR 2SA933S Q 405 006 1806 TR 2SA933S R Q135 405 014 4509 TR 2SC2412K T146 R 405 015 8704 TR 2SC2812 L6 TB Q1801 405 014 4509 TR 2SC2412K T146 R 405 015 8704 TR 2SC2812 L6 TB Q1802 405 014 4509 TR 2SC2412K T146 R 405 015 8704 TR 2SC2812 L6 TB Q202 405 002 0308 TR 2SA...

Page 29: ...R 0 1U K 50V 403 181 8207 POLYESTER 0 1U K 50V C214 403 014 3409 CERAMIC 18P J 50V C215 403 014 3409 CERAMIC 18P J 50V C216 403 201 5001 ELECT 330U M 16V C218 403 024 2102 CERAMIC 39P J 50V C221 403 068 0409 CERAMIC 0 1U Z 25V 403 070 2606 CERAMIC 0 1U Z 50V C242 403 069 9500 CERAMIC 0 01U Z 50V C260 403 069 9500 CERAMIC 0 01U Z 50V C262 401 037 5004 MT GLAZE 0 000 ZA 1 10W C270 403 072 3403 CERAM...

Page 30: ... 037 5400 MT GLAZE 1K JA 1 10W R279 401 037 5400 MT GLAZE 1K JA 1 10W R280 401 024 6700 CARBON 100 JA 1 6W R283 401 037 5004 MT GLAZE 0 000 ZA 1 10W R371 401 038 6406 MT GLAZE 4 7K JA 1 10W R372 401 024 6700 CARBON 100 JA 1 6W R373 401 025 8208 CARBON 22K JA 1 6W R373A 401 024 9305 CARBON 1 2K JA 1 6W R374 401 025 8208 CARBON 22K JA 1 6W R375 401 038 5409 MT GLAZE 390K JA 1 10W R376 401 024 6700 C...

Page 31: ...007 9904 DIODE GMA01 407 012 4406 DIODE 1SS133 407 012 5809 DIODE 1SS176 D207 407 007 9904 DIODE GMA01 407 012 4406 DIODE 1SS133 407 012 5809 DIODE 1SS176 D208 407 007 9904 DIODE GMA01 407 012 4406 DIODE 1SS133 407 012 5809 DIODE 1SS176 D209 407 007 9904 DIODE GMA01 407 012 4406 DIODE 1SS133 407 012 5809 DIODE 1SS176 D210 407 007 9904 DIODE GMA01 407 012 4406 DIODE 1SS133 407 012 5809 DIODE 1SS176...

Page 32: ...00 CERAMIC 0 01U Z 50V C3407 403 026 2803 CERAMIC 47P J 50V C3408 403 248 2803 ELECT 2 2U M 50V C3409 403 248 2803 ELECT 2 2U M 50V C3411 403 069 5601 CERAMIC 0 01U K 50V C3412 403 069 5601 CERAMIC 0 01U K 50V C3413 401 037 5004 MT GLAZE 0 000 ZA 1 10W C3414 403 248 2803 ELECT 2 2U M 50V C3421 403 069 9500 CERAMIC 0 01U Z 50V C3422 403 248 1905 ELECT 10U M 16V C3431 403 248 1905 ELECT 10U M 16V C3...

Page 33: ... L6 TB Q2502 405 015 8704 TR 2SC2812 L6 TB Q2503 405 015 8704 TR 2SC2812 L6 TB Q2506 405 015 8704 TR 2SC2812 L6 TB Q2531 405 015 8704 TR 2SC2812 L6 TB INTEGRATED CIRCUIT IC1301 409 018 3902 IC LA6393D IC1302 409 301 2803 IC MN1381 Q IC1303 410 260 8300 IC M34225M1 548SP IC1304 409 203 2901 IC SN74LS123M R CAPACITOR C1301 403 166 1506 NP ELECT 47U M 16V C1302 403 069 1702 CERAMIC 1000P K 50V C1303 ...

Page 34: ...CT 10U M 16V C1003 403 009 5708 CERAMIC 100P J 50V C1004 403 041 9405 ELECT 10U M 16V C1005 403 069 1702 CERAMIC 1000P K 50V C1006 403 041 9405 ELECT 10U M 16V C1007 403 009 5708 CERAMIC 100P J 50V C1008 403 041 9405 ELECT 10U M 16V C1009 403 041 9405 ELECT 10U M 16V C1011 403 013 3004 CERAMIC 150P J 50V C1014 403 014 9203 CERAMIC 180P J 50V C1020 403 014 9203 CERAMIC 180P J 50V C1021 403 069 1702...

Page 35: ... 560 JA 1 10W R1231 401 038 0602 MT GLAZE 220 JA 1 10W R1232 401 038 0602 MT GLAZE 220 JA 1 10W R1233 401 038 7601 MT GLAZE 560 JA 1 10W R1234 401 038 0602 MT GLAZE 220 JA 1 10W R1235 401 038 0602 MT GLAZE 220 JA 1 10W R1236 401 038 0602 MT GLAZE 220 JA 1 10W R1237 401 037 5400 MT GLAZE 1K JA 1 10W R1238 401 037 5004 MT GLAZE 0 000 ZA 1 10W R1239 401 037 9200 MT GLAZE 1 8K JA 1 10W R1240 401 022 0...

Page 36: ...007 MT COMPO 0 1U J 50V C2909 403 166 6808 MT POLYEST 0 1U J 63V 403 237 8007 MT COMPO 0 1U J 50V C2910 403 248 1400 ELECT 1U M 50V C2911 403 071 2407 CERAMIC 1800P K 50V C2912 403 071 2407 CERAMIC 1800P K 50V C2913 403 071 2407 CERAMIC 1800P K 50V C2921 403 248 1608 ELECT 47U M 16V C2922 403 166 6808 MT POLYEST 0 1U J 63V 403 237 8007 MT COMPO 0 1U J 50V C2923 403 248 1400 ELECT 1U M 50V RESISTOR...

Page 37: ...0 033U K 50V C3439 401 037 5004 MT GLAZE 0 000 ZA 1 10W C3441 401 037 5004 MT GLAZE 0 000 ZA 1 10W C3442 401 037 5004 MT GLAZE 0 000 ZA 1 10W C3443 401 037 5004 MT GLAZE 0 000 ZA 1 10W C3495 403 248 1905 ELECT 10U M 16V RESISTOR R3401 401 037 5202 MT GLAZE 100 JA 1 10W R3402 401 037 5202 MT GLAZE 100 JA 1 10W R3403 401 038 3108 MT GLAZE 30K JA 1 10W R3410 401 037 5004 MT GLAZE 0 000 ZA 1 10W R3431...

Page 38: ...T S VHS TEX 5V B8 5V RC 5V B6 12V 4 3 2 1 K16B1 K16B2 K16B3 K16C2 K16C1 K16E2 K16E1 L603A5 L603A1 L603A6 L603A7 R602A3 R602A1 R602A4 R602A2 K16A3 K16A2 K16A1 L603A9 L603A8 L603A2 F601B F601A L603A3 L603A4 2400010 2400010 2400010 2400010 K16D2 K16D1 CRT_J L902 SP3 SP3 W901 C481 R503 R435 Q461 Q462 R475 L407 R474 R476 R471 D461 R422 R424 Q402 C421 C465 C466 C403 D403 D464 C404 C429 R426 L402 Q403 L4...

Page 39: ... Y IN Y L V SW C R OUT L OUT M OUT MODE CLANP Y OUT VCC C OUT R Y L V SW C R R V L V L Y AV SW AV SW IIC SW SDA SCL GND GND TV L TV R TV V 9V C OUT GND GND GND GND Y OUT VIDEO LINE MUTE S SW 1 3 5 7 9 11 13 15 17 19 21 20 18 16 14 12 10 8 6 4 2 2 4 6 8 10 12 14 16 16 18 20 21 19 17 15 13 11 9 7 5 3 1 SC 1 IGNOR R OUT L OUT GND GND SC1 SC2 B G R BLK 12V S SW 1 12 1 1 10 1 4 GND IIC SW SDA SCL Y IN ...

Page 40: ...C140 L803 IC801 R899 R800 C802 C801 L801 R857 C812 R856 R852 R853 R855 R848 R850 R1816 R817 R821 R826 R827 R822 R818 R810 R809 R833 R835 R868 Q808 Q809 R894 R895 R896 C819 R897 C115 R262 R261 R260 C261 L261 D207 D208 D209 Q231 R238 R237 R803 R804 R005 R006 C003 C006 C007 C009 IC001 C010 C001 C013 C012 R013 R012 R002 R004 R001 R003 C004 C005 C002 R009 R813 R843 R231 R230 R229 R232 R264 D063 R374 R3...

Page 41: ... V PULSE GND 9V 1 VM GND GND 1 1 12 VCC GND S D PULSE H V BLK OUT 12 H V BLK OUT PAL NTSC THRESHOLD VOLTAGE SHARPNESS CONTROL 12V 1 S C PULSE S1 S2 V BLK H BLK ASSY PWB SUB VIDEO F2HV GND GND 5V 1AA0B10E3690C PCB B10E1420C T RD Q Q VCC GND Q Q RD T 5 6 7 8 9 10 11 12 13 14 15 16 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 27 26 28 29 30 1 2 3 1 2 3 4 5 6 7 8 R1301 1 10 GJ10K ...

Page 42: ...J0 1G 63GJ 0 1V HJ0 1G 16EM 47CD 1 10GJ27K 1 10 GJ56K 1 10GJ100 1 10 GJ100 1 10 GJ100 1 10 GJ68K 1 10 GJ5 6K 1 10GJ10K 1 10GJ4 7K 1 10 GJ4 7K 1 10GJ1K 1 10GJ10K 1 10GJ10K M SAA5281P E 2SC2812L6 J11KA110N 2SC2812 L6 2SC2812 L6 2SC2812 L6 KK 1800 KK 1800 KK 1800 1 10GJ6 8K 1 10 GJ10K 2SC2812L6 83C654 1 10GZ0 0 X 1 10GZ0 0 X 1 10GZ0 0 X 1 10GZ0 0 1 10GZ0 0 X 1 10GJ220 1 10GJ220 1 10GJ470 1 10 GJ4 7K ...

Page 43: ... GJ47K 1 10 GJ10K CJ47CA CJ47CA V10B0970N 1 10 GJ33K 25KK0 047BA KK0 047BA 1 10 GJ1 8K KZ 0 01FA KZ0 01FA KZ 0 01FA KZ 0 01FA 16EM 47CD 16EM 47CD 16EM47CD 16EM 10CD 16EM 47CD L2A22R2KN L2A22R2KN 1 10GJ 3 3K 1 10GJ 5 6K 1 10 GJ1 5K 1 10 GJ1 5K 1 10 GJ100 1 10 GJ100 1 10 GJ100 1 10 GJ100 2SC2812L6 2SC2412KR 2SC2812L6 2SC2412KR L2A2100KN KZ0 01FA 1 10 GJ680K EM0 47 CD 1 10 GJ100 1 10 GJ100 1 10 GJ100...

Page 44: ...03 C101 C102 KIG C131 C104 SIF BOARD K2C K8I K8H K2K K2L K2M BACK BOARD SUB VIDEO BOARD TEXT BOARD TP E K3E K3B K2E C218 SW220 SERVICE SWITCH C205 C275 C673 IC672 C672 C671 IC671 IC673 IC802 MEMORY C810 X801 R014 IC801 CPU C801 TP D TP G TP H K2TX K3A C803 C804 C805 C806 KOC KOE Q134 Q809 Q808 NORMAL SERVICE Part No 1AA6P2P0706 F2HV SHEET 4 7 MAIN BOARD Circuit Side MAIN BOARD Component Side ...

Page 45: ...310 VR1302 C1324 C1331 C1335 C1301 K20H K20J IC1302 C1318 IC1303 SUB CPU X1301 C2512 C2511 TP1311 IC2501 BLACK LEVEL ADJ IC1301 SUB VIDEO BOARD Circuit Side SUB VIDEO BOARD Component Side BACK BOARD Circuit Side ...

Page 46: ...T K7Y K27E K27V Q772 GREEN OUT Q153 Q152 K27B K761 Q706 K17J K17P VR782 BLUE BIAS VR762 RED BIAS VR772 GREEN BIAS VR781 BLUE DRIVE VR761 RED DRIVE C792 Part No 1AA6P2P0706 F2HV SHEET 5 7 SUB POWER BOARD Circuit Side CRT BOARD Component Side SIF BOARD Circuit Side SIF BOARD Component Side ...

Page 47: ...C521 L502 C504 C512 Q505 Q501 SW501 V CENTRE UP DOWN KB4 K6A IC651 C652 Q614 C651 IC611 C616 C624 C618 Q615 C621 T611 CONVERTER TRANS K6G Q631 Q616 C633 K6D L633 Q633 POWER DRIVE Q634 POWER SWITCH Q632 IC531 R426 K4H Q403 HORIZ OUTPUT IC423 Q461 IC501 VERT DEF C506 SCREEN FOCUS IC481 SUB POWER BOARD Component Side SUB POWER DEFLECTION BOARD Circuit Side ...

Page 48: ... IC3401 IC3451 C3464 C3462 C3472 C3469 C3467 C3478 L3454 C3408 C3405 C3405 C3409 C3414 C3482 C3484 C3485 C3495 C3488 C3486 C3492 C3494 C3433 C3431 C3432 TELETEXT BOARD Component side NICAM STEREO BOARD Circuit side NICAM STEREO BOARD Component side FRONT UNIT Circuit Side ...

Page 49: ...C3801 pin11 IC3801 pin3 IC3801 pin1 Side b IC3801 pin12 10dB 38 9MHz Adjustment 1 Adjust AGC voltage to be A 0 5Vp p 2 By using T3801 adjust P to be equal centre line Waveform P Tool A 0 01uF Tools SIF Board VIF Alignment C050 T121 AFT C138 X126 X127 X127 1C3431 IC101 IF VIDEO COLOUR DEF X101 C375 C371 VR371 H CENTRE VR120 AGC A101 TUNER TP A NICAM STEREO BOARD K2A K2B C103 C101 C102 KIG C131 C104...

Page 50: ...l TV mode press the Recall button The setting conditions of all items can be confirmed Special functions are not cancelled if the TV set is switched off or the mains disconnected This TV set allows you to set up the following special functions Prohibition of presetting ITEM 1 Sets the prohibition of presetting and CS key entry SET 0 NO SET 1 YES Start up programme position ITEM 2 Presets the progr...

Page 51: ...V 0 1V 1 4V 1 5V 4 3V 1 8V 1 0V 4 9V 0 1V 4 9V 0V 4 9V 4 9V 2 6V 2 5V 4 9V 4 9V 2 2V 2 9V 3 6V 3 4V 0V 4 9V 4 9V 2 1V 2 2V 0V 64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 4 9V 0 4V 0V 0V 0V 0V 0V 0V 0V 0V 4 9V 4 9V 4 9V 0V 0V 4 9V 0V 4 9V 4 9V 0V 0V 0V 4 1V 4 9V 4 9V 4 9V 4 9V 0V 0V 0V 4 9V 0V 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 5 0V 4 6V...

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