Sanyo CE21D4-C Service Manual Download

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Colour Television
Service Manual

Model CE21D4-C

(W.Europe)

Service Ref. No. CE21D4-C-01

PRODUCT CODE: 111339615
ORIGINAL VERSION: Chassis No. EB4-A

Give complete "SERVICE REF. NO." for parts order or
servicing, it is shown on the rating sheet on the
cabinet back of the TV set.

Note
This TV receiver will not work properly in foreign
countries where the television transmission system
and power source differ from the design specifications.
Refer to the specifications for the design specifications

21D4

-C

Contents

Safety precautions/Specifications

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2

Block diagram

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3

Circuit description

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4-5

Cabinet Disassembly

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6

Service control adjustment

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7-8

Circuit alignment

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9

Important notice

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10

Cabinet Parts List

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11

Electrical Parts List

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12-19

MODEL HISTORY

Service Ref. No. CE21D4-C-01

ORIGINAL MANUAL (CRT A51EBV13X09)

Service Ref. No. CE21D4-C-02

SUPPLEMENT MANUAL (CRT A51EER131X28)
Change of CRT

Part No. SKSM0311-A F7KTV REVISION 1 MAY 1999

Summary of Contents for CE21D4-C

Page 1: ...mission system and power source differ from the design specifications Refer to the specifications for the design specifications CE21D4 C Contents Safety precautions Specifications 2 Block diagram 3 Circuit description 4 5 Cabinet Disassembly 6 Service control adjustment 7 8 Circuit alignment 9 Important notice 10 Cabinet Parts List 11 Electrical Parts List 12 19 MODEL HISTORY Service Ref No CE21D4...

Page 2: ...ual be used for component 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 not...

Page 3: ... 5 Sharpness Control Keys 10 VL VH U IF TU 1 16 45 46 28 29 30 31 41 48 37 18 19 20 7 13 15 21 22 23 24 X131 SAW Filter IC271 1H Delay R Y B Y R Y B Y CVBS In Functuin In AV1 AV2 11 12 14 16 B G R BLK External CVBS in Internal CVBS in Q151 Q152 Q154 H Drive Q431 Q432 H Outpit V Drive V Feedback Audio In Speakers VR501 C512 H V HV Q2601 Q2611 Q2621 Video In Audio In L R Q171 1 6 3 8 Out 4 Out 2 7 A...

Page 4: ...pin13 or pin15 is separated to luminance Y signal and chroma signal in IC201 These pins are used in common with H V sync separation input The peaking of Y signal is adjusted by DC voltage of pin14 SHARPNESS control The chroma signal is divided into R Y and B Y chroma signals demodulated in IC201 and output from pin30 R Y and pin31 B Y These chroma signals pass through the 1H delay line circuit IC2...

Page 5: ... base of Q462 to compensate for width variations due to variations in the beam current 7 CPU System and Teletext Control Pin description Pin1 Tuning voltage output Pin2 Brightness control output 6 bit DAC Pin3 Contrast control output 6 bit DAC Pin4 Colour control output 6 bit DAC Pin5 Sharpness control output 6 bit DAC Pin6 Not used GND Pin7 Not used GND Pin8 Power ON OFF output H ON Pin9 AFT sign...

Page 6: ... 6 F7KTV CABINET DISASSEMBLY CABINET BACK DISASSEMBLY 1 Remove 7 screws A 2 Pull out the cabinet back A A A A A A A ANT75 Ω ...

Page 7: ...361 H Centre VR131 AGC T101 T102 VC141 T141 IC810 Band SW Audio Board SIF Board A101 Tuner IC1202 Int Ext SW IC1201 AV2 SW TP E TP D IC802 Memory IC801 CPU IC001 Audio output Video input Audio input R Headphones Audio input L B1 POWER SUPPLY ADJ TU AGC ADJ AFT ADJ GREY SCALE ADJ FOCUS ADJ MAIN BOARD HIGH VOLTAGE H WIDTH ADJ V CENTRE ADJ H CENTRE ADJ V SIZE ADJ Q641 Q621 Q601 Q611 VR611 R BIAS VR62...

Page 8: ...ront panel Press the Function button on the Remote control until SCREEN is highlighted This sets up a horizontal scanning line 6 Set screen VR so that one colour is just visible BIAS VR ADJUSTMENT 7 By using VR2601 VR2611 or VR2621 adjust the line until it becomes white 8 Set screen mode OFF by pressing the Recall button on the Remote control DRIVE VR ADJUSTMENT 9 Using VR2602 and VR2612 adjust wh...

Page 9: ... b 10kΩ 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 9MHz Adjustment 1 Adjust AGC voltage to be A 0 5Vp p 2 By using T3801 adjust P to be equal centre line Waveform Oscilloscope Input sound signal source TV system Deviation Mode SETTING IC3401 pin5 System B G 27...

Page 10: ...SD appears on the screen 2 Select the desired service item by using the Function button on the remote control handset 3 Change the data by using the Level or button 4 To return to TV mode press the Recall button on the remote control handset Service mode description K1 K2 For adjustment of stereo separation ST ID Mode setting for A2 stereo judgement 000 Fast mode 001 Normal mode 002 Fast normal mo...

Page 11: ... 53 5X12 GRAY 9 610 104 2505 LATCH PUSH 7 9X6 9BK 10 610 224 5721 CRT CUSHION B3MY UK 11 412 009 3003 CRT SCREW 6 X 30 12 411 076 1400 SCREW TPG 4 X 14 13 610 265 4202 HOLDER DEGAUSS COIL F3SC 14 411 076 1004 SCR TPG BRZ 4X12 ACCESSORIES 15 JXMCA RC TRANSMITTER SKP10170 INST MANUAL F7WT 1 SKP10171 INST MANUAL F7WT 2 Item Part No Description Note Parts order must contain Service Ref No Part No and ...

Page 12: ... is particularly recommended that only parts specified on the following parts list be used for components replacement pointed out by the mark Note Parts order must contain Service Ref No Part No and descriptions Read description in the Capacitor and Resistor as follows CAPACITOR CERAMIC 100P K 50V Rated Voltage Tolerance Symbols Less than 10PF A Not specified B 0 1PF C 0 25PF D 0 5PF F 1PF G 2PF R...

Page 13: ...C110 403 033 4510 CERAMIC 82P J 50V C1101 403 041 8804 ELECT 10U M 50V C1103 403 069 1712 CERAMIC 1000P K 50V C1104 403 041 8804 ELECT 10U M 50V C1106 403 069 1712 CERAMIC 1000P K 50V C1107 403 041 8804 ELECT 10U M 50V C1108 403 014 9213 CERAMIC 180P J 50V C1109 403 008 7416 CERAMIC 10P D 50V C114 401 037 5014 MT GLAZE 0 000 ZA 1 10W C117 401 037 5014 MT GLAZE 0 000 ZA 1 10W C1201 403 041 8804 ELE...

Page 14: ...RBON 47 JA 1 4W R006 401 014 4145 CARBON 1K5 JA 1 4W R007 401 019 9640 CARBON 47 JA 1 4W R008 401 014 4145 CARBON 1K5 JA 1 4W R009 401 010 1514 CARBON 47 JA 1 2W R010 401 010 1514 CARBON 4 7 JA 1 2W R011 401 007 7641 CARBON 150 JA 1 2W R012 401 007 7641 CARBON 150 JA 1 2W R013 401 037 6714 MT GLAZE 1 2K JA 1 10W R014 401 016 2644 CARBON 220 JA 1 4W R015 401 037 5410 MT GLAZE 1K JA 1 10W R016 401 0...

Page 15: ...8 CARBON 39K JA 1 6W R227 401 012 7049 CARBON 10K JA 1 4W R231 401 037 7810 MT GLAZE 150 JA 1 10W R232 401 037 7810 MT GLAZE 150 JA 1 10W R271 401 024 6720 CARBON 100 JA 1 6W R272 401 024 9028 CARBON 120 JA 1 6W R351 401 037 5212 MT GLAZE 100 JA 1 10W R353 401 038 0919 MT GLAZE 220K JA 1 10W R356 401 037 5212 MT GLAZE 100 JA 1 10W R357 401 037 5618 MT GLAZE 10K JA 1 10W R361 401 038 5419 MT GLAZE ...

Page 16: ...6714 MT GLAZE 1 2K JA 1 10W R896 401 038 6515 MT GLAZE 47K JA 1 10W R897 401 012 5748 CARBON 1K JA 1 4W R898 401 012 5748 CARBON 1K JA 1 4W VARIABLE RESISTOR VR131 645 003 5531 VR 10K ALPS VR361 645 003 5531 VR 10K ALPS VR501 645 006 5231 VR 100 ALPS VR641 645 003 5579 VR 2 2K ALPS TRANSFORMER T101 610 037 4508 S COIL T141 610 037 4522 S COIL T431 610 000 1053 DRIVE TRANS T451 645 035 5295 TRANS F...

Page 17: ...W J238 401 037 5014 MT GLAZE 0 000 ZA 1 10W J239 401 037 5014 MT GLAZE 0 000 ZA 1 10W J240 401 037 5014 MT GLAZE 0 000 ZA 1 10W J241 401 037 5014 MT GLAZE 0 000 ZA 1 10W J242 401 037 5014 MT GLAZE 0 000 ZA 1 10W J243 401 037 5014 MT GLAZE 0 000 ZA 1 10W J245 401 037 5014 MT GLAZE 0 000 ZA 1 10W J246 401 037 5014 MT GLAZE 0 000 ZA 1 10W J247 401 037 5014 MT GLAZE 0 000 ZA 1 10W KA 645 005 8592 SOCK...

Page 18: ... MT GLAZE 2 2K JA 1 10W R1262 401 039 0512 MT GLAZE 82K JA 1 10W R1263 401 039 0512 MT GLAZE 82K JA 1 10W R1264 401 039 0512 MT GLAZE 82K JA 1 10W R1265 401 038 6317 MT GLAZE 470 JA 1 10W R1266 401 038 0711 MT GLAZE 2 2K JA 1 10W R3401 401 037 5212 MT GLAZE 100 JA 1 10W R3402 401 037 5212 MT GLAZE 100 JA 1 10W R3403 401 038 3118 MT GLAZE 30K JA 1 10W R3477 401 038 0711 MT GLAZE 2 2K JA 1 10W R3479...

Page 19: ...A0B10E48900 TRANSISTOR Q701 405 041 6507 TR 2SC2621 D RA Q711 405 041 6507 TR 2SC2621 D RA Q721 405 041 6507 TR 2SC2621 D RA Q740 406 007 1901 TR JC556A Q751 406 007 1901 TR JC556A CAPACITOR C701 403 073 2910 CERAMIC 390P K 50V C711 403 073 2910 CERAMIC 390P K 50V C721 403 073 2910 CERAMIC 390P K 50V C731 403 077 2728 CERAMIC 1000P P 2K C735 403 055 8401 ELECT 22U M 250V C751 403 248 1608 ELECT 47...

Page 20: ...F7KTV Sanyo Industries UK Ltd Printed in UK ...

Page 21: ...AL SERVICE MANUAL FOR CE21D4 C 01 THIS SUPPLEMENT ONLY CONTAINS DIFFERENCE BETWEEN SERVICE REFERENCE NUMBERS FOR SCHEMATIC DIAGRAM REFER TO CE21D4 C 01 SERVICE MANUAL SUPPLEMENT THIS SUPPLEMENT SHOULD BE FILED WITH THE ORIGINAL SERVICE MANUAL FOR CE21D4 C 01 Note This TV receiver will not work properly in foreign countries where the television transmission system and power source differ from the d...

Page 22: ...al be used for component 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 note...

Page 23: ...NG DIFFERENCES PICTURE TUBE Q901 414 010 0408 CRT A51EER131X28 21 SAMS ASSY PWB MAIN F7KTS 1AA0B10H039B0 SAME AS 1AA0B10H018T0 EXCEPT FOR THE FOLLOWING DIFFERENCES CAPICTOR C421 404 030 6108 MT POLYPRO 9100P J 1 5K C441 403 299 2817 POLYPRO 0 33U J 200V RESISTOR R506 401 026 7022 CARBON 3K9 JA 1 6W R507 401 025 1328 CARBON 150 JA 1 6W R508 401 026 4328 CARBON 3K3 JA 1 6W MISCELLANEOUS J175 401 019...

Page 24: ...Sanyo Industries UK Ltd Printed in UK ...

Page 25: ...1 R1055 Q1004 Q1005 C1008 C1004 C1109 L1103 C1108 R1200 D1201 R1900 D655 R898 R897 C892 C3806 X3801 T3801 IC3801 C3804 Q3801 R3805 R3803 R3806 R3804 C3802 R3802 K38H1 C3807 X3811 C3803 C3805 C3815 C3814 C3813 C3811 C3812 R3815 IC3811 X3814 R3811 C3808 R3814 R3846 R3845 K38H2 PB001 L901 W901 KE KF KK 1000BA KK 1000BA RD5 1EB3 UZ 5 1BCC MTZ5 1C 16EM10 J1 1 10GJ 4 7K TDA8361 N5 25KZ0 1FA KZ0 1FA 25KZ...

Page 26: ...Main Board Pannello Principal Circuit side Lato del Circuito ...

Page 27: ...SS176 2SC536 E NP F NP G NP QT0378 A B 1 10GJ 33K 22K J12B04900 J12B05400 EM10 1S1553 1S2076A 1S2471 DS442X 1 2DJ 330 1SS133 1SS176 4 7K L2G33R3KN MTZJ11C UZ 11BSC MTZJ11C UZ 11BSC MTZJ11C UZ 11BSC L2G31R0MN 12K J10EA030N 10K 1 10GJ 150 1 10 GJ1K J1EK1745 J11B0490N 75 1 10 GJ2 2K 1 10 GJ2 2K 16EM 10 MTZJ11C UZ 11BSC 16EM 10S 16EM 10S 1 10 GJ33K 75 CC5CA 2SA608 ECNP FCNP GCNP QT0379 A B DJ 680 2SC5...

Page 28: ...IONE VR DEL BIAS POLARIZZAZIONE 7 Servendosi di VR602 VR612 o VR622 regolare la linea in modo che sia bianca 9 Per tornare al modo di funzionament TV premere il tasto Richiamo REGOLAZIONE VR DEL DRIVE ECCITAZIONE 9 Servendosi di VR601 e VR611 regolare il bilanciamento del bianco REGOLAZIONE DI ALTO VOLTAGGIO E DI AMPIEZZA REGOLAZIONE DI ALTO VOLTAGGIO 1 Sintonizzare il ricevitore sull oscillogramm...

Page 29: ...812L6 BC848B Q3484 2SC2812L6 BC848B Q3482 2SC2812L6 BC848B 1 10 GJ2 2K 1 10 GJ470 1 10 GJ82K 1 10 GJ82K 1 10 GJ82K R1263 1 10 GJ82K 1 10 GJ82K 1 10 GJ2 7K 1 10 GJ6 8K 16EM 10 J10EA020N TDA9840 V2 L21B0120N 25CG 3300CA 16EM10 EM2 2 EM2 2 16EM 100 KK0 01BA 25KZ0 1FA KZ0 1FA 1 10 GJ100 1 10 GJ100 J10EQ100N J10EQ100N 1 10 GJ470 25KZ0 1FA KZ0 1FA KK 0 033BA 25KK 0 033BA 1 10 GJ30K CJ47CA 1 10GZ 0 0 KK0...

Page 30: ...3506 R3506 Q3505 R3505 R3508 C3518 R3512 R3511 R3513 R3514 R3526 R3525 Q3522 R3528 R3527 C3531 R3521 R3523 Q3521 R3524 R3522 5V J10EA030N PB3501 B10E1470A J10EA050N J10EA020N EZ0118A D3551 R3551 K35D J10EA030N C3506 TDA8424 25KK 0 033BA KK 0 033BA KK 5600BA 1 10GJ100 1 10GJ100 KK5600BA 25KK 0 033BA KK 0 033BA 25KZ0 1FA KZ0 1FA EM10 16EM100 1 10 GJ100 2SC2812L6 2SC2412KR 1 10 GJ1 5K 2SC2812L6 2SC24...

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