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72FF-57E
81FF-57E

SCART UNIT PRINTED WIRING BOARD. Component side.

JL10

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C2432

JL9.

JL9

C2483

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R2500

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J35

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(CV)

K7224BM

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J49

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C2470

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D2408

D2409

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Содержание 72FF-57E

Страница 1: ...F57E00 DA 100W CHASSIS SERVICE MANUAL Issued 21st July 00 PAL SECAMB G D K SYSTEM COLOUR TELEVISION This document has been published to be used for after dales service only 72FF 57E 81FF 57E In the interests of user safety required by safety regulations in some countries the set should restored to its original condition and only parts identical to those specified should be used MODELS 81FF 57E 72F...

Страница 2: ...c White Level Set brightness control to get total picture tube cathode current of 600 milliamperes under no signal condition Maximum necessary correction of each picture tube cathode current to get 8550 degrees K 1MPCD screen temperature should not exceed 15 of its original value X 0 290 Y 0 300 WARNING The chassis in this receiver is partially hot Use an isolation transformer between the line cor...

Страница 3: ...utions should be observed 1 When repairing the circuit be sure not to increase the high voltage to more than 32 KV at beam 1300µΑ for the set 2 To keep the set in a normal operation be sure to make it function on 29KV 1KV at beam 1300µΑ in the case of the set The set has been factory adjusted to the above mentioned high voltage If there is a possibility that high voltage fluctuates as a result of ...

Страница 4: ...now entered CH 1 2 RF AGC ADJUSTMENT 1 Receive COLOUR BAR signal UHF Signal strength 60 dBµV 2 Connect DC Voltmeter to Test Point TP201 RF AGC 3 Set AGC control R224 to maximum position memory 4 Adjust R224 to obtain voltage of 0 1 V below maximum voltage step 3 IF PLL ADJUSTMENT AFT B G L I 1 Disconnect antenna signal 2 Connect the output of SSG Standard Signal Generator colour bars to the output...

Страница 5: ...tments for Geometries are based on internal pattern fig 1 The procedure for making adjustments is as follows Horizontal Adjust HORIZONTAL SHIFT Adjust E W WIDTH Adjust PIN PHASE Adjust PIN AMPLITUDE Adjust UPPER CORNER CORRECTION Adjust LOWER CORNER CORRECTION Vertical Adjust VERTICAL AMPLITUDE Adjust S CORRECTION Adjust VERTICAL SHIFT Adjust VERTICAL LINEARITY Adjust VERTICAL ANGLE Adjust VERTICA...

Страница 6: ... 5 UPPER CORNER CORRECTION Fig 6 6 6 6 6 6 LOWER CORNER CORRECTION a Internal pattern signal will be displayed b When volume up button is pressed slide pincushion changes from pincushion to barrel shape c When volume down button is pressed slide pincushion changes from barrel shape to pincushion d Adjust the LOWER CORNER CORRECTION to obtain condition as in fig 7 Fig 7 7 7 7 7 7 VERTICAL LINEARITY...

Страница 7: ...nd Y coordinate 2 3 Exit Service Mode and check colour coordinates X and Y at 20 and 120 NITS It may be necessary to repeat procedure 1 and 2 of COLOUR ADJUSTMENT ACCESS TO NVM Press CH to move in the following sequence ALTER NVM PAG ALTER NVM POS ALTER VNM VAL To alter presseting adjustments press up down volume buttons on ALTER NVM VAL CAUTION Do not change NVM VALUE to avoid risk of serious dam...

Страница 8: ...8 72FF 57E 81FF 57E MOTHER UNIT 1 PRINTED WIRING BOARD Componet side 1 I H G F E D C B A 2 3 4 5 6 7 Page 9 ...

Страница 9: ...9 72FF 57E 81FF 57E MOTHER UNIT 1 PRINTED WIRING BOARD Component side 8 9 10 11 12 13 14 I H G F E D C B A Page8 ...

Страница 10: ...10 72FF 57E 81FF 57E MOTHER UNIT 1 PRINTED WIRING BOARD Copper side 1 I H G F E D C B A 2 3 4 5 6 7 Page 11 ...

Страница 11: ...11 72FF 57E 81FF 57E 8 9 10 11 12 13 14 I H G F E D C B A Page10 MOTHER UNIT 1 PRINTED WIRING BOARD Copper side ...

Страница 12: ...12 72FF 57E 81FF 57E MOTHER UNIT 2 POWER DEF PRINTED WIRING BOARD Comp side 1 I H G F E D C B A 2 3 4 5 6 7 Page 13 ...

Страница 13: ...13 72FF 57E 81FF 57E MOTHER UNIT 2 POWER DEF PRINTED WIRING BOARD Comp side 8 9 10 11 12 13 14 I H G F E D C B A Page 12 ...

Страница 14: ...14 72FF 57E 81FF 57E MOTHER UNIT 2 POWER DEF PRINTED WIRING BOARD Copper side 1 I H G F E D C B A 2 3 4 5 6 7 Page 15 ...

Страница 15: ...15 72FF 57E 81FF 57E MOTHER UNIT 2 POWER DEF PRINTED WIRING BOARD Copper side 8 9 10 11 12 13 14 I H G F E D C B A Page 14 ...

Страница 16: ...16 72FF 57E 81FF 57E 1 I H G F E D C B A 2 3 4 5 6 7 CRT SOCKET UNIT PRINTED WIRING BOARD Component side FRONT A V UNIT PRINTED WIRING BOARD Component side ...

Страница 17: ...17 72FF 57E 81FF 57E 1 I H G F E D C B A 2 3 4 5 6 7 CRT SOCKET UNIT PRINTED WIRING BOARDS Copper side FRONT A V UNIT PRINTED WIRING BOARD Copper side ...

Страница 18: ...18 72FF 57E 81FF 57E 1 I H G F E D C B A 2 3 4 5 6 7 POWER SWITCH UNIT PRINTED WIRING BOARDS ...

Страница 19: ...19 72FF 57E 81FF 57E 1 I H G F E D C B A 2 3 4 5 6 7 SOUND OUTPUT UNIT PRINTED WIRING BOARDS ...

Страница 20: ... 1 J25 J4 J27 J3 R2448 R2447 R2519 J21 J22 C2475 D2411 C2442 C2443 C2444 C2490 SC2403 SC2402 SC2401 20 2 1 VA VE 6 1 C2476 D2419 D2424 C2457 D2421 D2418 FB2402 C2463 C2464 D2416 C2469 C2451 FB2403 C2452 D2417 D2412 R2513 D2427 R2444 R2451 D2414 D2413 D2410 FB2401 R2452 J51 R2525 J16 J28 J24 R2427 C2440 J29 J30 J1 D2423 ESPA A J17 D2426 J42 J13 J12 J11 J10 J53 J54 L2401 R2503 R2501 R2505 C2484 D243...

Страница 21: ...2468 R2469 C2461 C2459 R2466 R2467 D2419 C2448 R2457 R2458 C2449 C2447 R2454 R2455 C2450 D2424 C2453 R2460 C2455 R2462 C2457 C2454 R2523 D2421 C2462 R2470 D2418 FB2402 C2480 R2487 R2489 C2463 C2464 C2479 R2485 C2477 C2465 R2473 D2416 C2469 R2459 C2451 FB2403 C2452 R2475 C2468 R2472 C2467 R2474 D2417 R2476 D2412 R2478 R2479 C2474 R2512 R2513 R2506 C2492 D2427 R2444 R2451 D2414 D2413 D2410 R2515 C24...

Страница 22: ...22 72FF 57E 81FF 57E 1 I H G F E D C B A 2 3 4 5 6 7 100Hz UNIT PRINTED WIRING BOARDS ...

Страница 23: ... difference from yours IMPOTANT SAFETY NOTE PARTS MARKED WITH ARE IMPORTANT FOR MAINTAINING THE SAFETY OF THE SET BE SURE TO REPLACE THESE PARTS WITH SPECIFIED ONES FOR MAINTAINING THE SAFETY AND PERFORMAN CE OF THE SET WAVEFORM MEASUREMENT CONDITION Colour bar genetator signal of 70 dB from RF input 1 The unit of resistance ohm is omitted K 1000 ohms M Megaohm 2 All resistors are 1 8 watt unless ...

Страница 24: ...24 72FF 57E 81FF 57E 1 I H G F E D C B A 2 3 4 5 6 7 Page 25 MOTHER UNIT 1 SCHEMATIC DIAGRAM ...

Страница 25: ...25 72FF 57E 81FF 57E 8 9 10 11 12 13 14 I H G F E D C B A Page 24 MOTHER UNIT 1 SCHEMATIC DIAGRAM Page 26 ...

Страница 26: ...26 72FF 57E 81FF 57E 1 I H G F E D C B A 2 3 4 5 6 7 Page 27 MOTHER UNIT 1 SCHEMATIC DIAGRAM Page 25 ...

Страница 27: ...27 72FF 57E 81FF 57E 8 9 10 11 12 13 14 I H G F E D C B A Page 26 10 MOTHER UNIT 1 SCHEMATIC DIAGRAM ...

Страница 28: ...28 72FF 57E 81FF 57E 1 I H G F E D C B A 2 3 4 5 6 7 Page 29 72FF 57E MOTHER UNIT 2 SCHEMATIC DIAGRAM 1 2 ...

Страница 29: ...29 72FF 57E 81FF 57E 8 9 10 11 12 13 14 I H G F E D C B A Page 28 72FF 57E MOTHER UNIT 2 SCHEMATIC DIAGRAM 3 4 5 6 7 ...

Страница 30: ...30 72FF 57E 81FF 57E 1 I H G F E D C B A 2 3 4 5 6 7 Page 31 81FF 57E MOTHER UNIT 2 SCHEMATIC DIAGRAM 1 2 ...

Страница 31: ...31 72FF 57E 81FF 57E 8 9 10 11 12 13 14 I H G F E D C B A Page 30 81FF 57E MOTHER UNIT 2 SCHEMATIC DIAGRAM 3 4 5 6 7 ...

Страница 32: ...32 72FF 57E 81FF 57E 1 I H G F E D C B A 2 3 4 5 6 7 72FF 57E CRT SOCKET UNIT SCHEMATIC DIAGRAM ...

Страница 33: ...33 72FF 57E 81FF 57E 1 I H G F E D C B A 2 3 4 5 6 7 81FF 57E CRT SOCKET UNIT SCHEMATIC DIAGRAM ...

Страница 34: ...34 72FF 57E 81FF 57E 1 I H G F E D C B A 2 3 4 5 6 7 POWER SWITCH UNIT SCHEMATIC DIAGRAM ...

Страница 35: ...35 72FF 57E 81FF 57E FRONT A V UNIT SCHEMATIC DIAGRAM 1 I H G F E D C B A 2 3 4 5 6 7 ...

Страница 36: ...36 72FF 57E 81FF 57E 1 I H G F E D C B A 2 3 4 5 6 7 Page 37 SCART UNIT SCHEMATIC DIAGRAM ...

Страница 37: ...37 72FF 57E 81FF 57E 8 9 10 11 12 13 14 I H G F E D C B A Page 36 SCART UNIT SCHEMATIC DIAGRAM ...

Страница 38: ...38 72FF 57E 81FF 57E 1 I H G F E D C B A 2 3 4 5 6 7 Page 39 100Hz UNIT SCHEMATIC DIAGRAM ...

Страница 39: ...39 72FF 57E 81FF 57E 8 9 10 11 12 13 14 I H G F E D C B A Page 38 100Hz UNIT SCHEMATIC DIAGRAM ...

Страница 40: ...40 72FF 57E 81FF 57E SOUND OUTPUT UNIT SCHEMATIC DIAGRAM 1 I H G F E D C B A 2 3 4 5 6 7 9 8 ...

Страница 41: ...41 72FF 57E 81FF 57E 72FF 57E BLOCK DIAGRAM 1 I H G F E D C B A 2 3 4 5 6 7 ...

Страница 42: ...42 72FF 57E 81FF 57E 1 I H G F E D C B A 2 3 4 5 6 7 81FF 57E BLOCK DIAGRAM Page 43 ...

Страница 43: ...43 72FF 57E 81FF 57E 8 9 10 11 12 13 14 I H G F E D C B A 81FF 57E BLOCK DIAGRAM Page 42 ...

Страница 44: ...44 72FF 57E 81FF 57E 1 I H G F E D C B A 2 3 4 5 6 7 PWBs LAYOUT ...

Страница 45: ...45 72FF 57E 81FF 57E 1 I H G F E D C B A 2 3 4 5 6 7 SCHEMATIC DIAGRAMS CONECTION ...

Страница 46: ...EX CODE Q 0202 VS2SC2412KQ 1 TRT 2SC2412 ROHM S AA AA Q 0207 VS2SC2412KQ 1 TRT 2SC2412 ROHM S AA AA Q 0208 VS2SC2412KQ 1 TRT 2SC2412 ROHM S AA AA Q 0209 RH TX0217BMZZ TRT BC337 PHILIPS S AA AB Q 0210 VS2SC2412KQ 1 TRT 2SC2412 ROHM S AA AA Q 0211 VS2SC2412KQ 1 TRT 2SC2412 ROHM S AA AA Q 0212 RH TX0116BMZZ TRT BF570 SMD S AA AC Q 0215 VS2SC2412KQ 1 TRT 2SC2412 ROHM S AA AA Q 0216 VS2SC2412KQ 1 TRT 2...

Страница 47: ...HB102K CERAM C 1NF 50V 2125SMD S AA AA C 0350 VCKYTV1HF104Z CERAM C 100NF 50V 2125SMD S AA AA C 0363 RC FZ4224BMNJ POL FILM C 220nF 50V 5 ECQ V PANASONIC S AA AB C 0364 RC FZ4224BMNJ POL FILM C 220nF 50V 5 ECQ V PANASONIC S AA AB C 0376 VCKYTV1HF104Z CERAM C 100NF 50V 2125SMD S AA AA C 0390 VCKYPA1HB102K C CAPACITOR 1000PF 50V S AA AA C 0391 VCKYPA1HB102K C CAPACITOR 1000PF 50V S AA AA C 0401 RC F...

Страница 48: ... 0463 VRS TV1JD101J 2125 100 OHM 5 1 10W SMD S AA AA R 0464 VRS TV1JD222J 2125 2 2KOHM 5 1 10W SMD S AA AA R 0465 VRS TV1JD222J 2125 2 2KOHM 5 1 10W SMD S AA AA PARTS DESCRIPTION SN CODE EX CODE R 0466 VRS TV1JD000J 2125 0 OHM 5 1 10W SMD S AA AA R 0520 VRD RA2BE222J RES 2 2KOHM 5 1 8W S AA AA R 1001 VRS TV1JD472J 2125 4 7KOHM 5 1 10W SMD S AA AA R 1002 VRS TV1JD472J 2125 4 7KOHM 5 1 10W SMD S AA ...

Страница 49: ...39 S AC AE D 0503 RH DX0505BMZZ DIODE 1N4935 S AB AE D 0520 RH EX0537BMZZ ZENER DIODE TZMC2V4 TFK SMD S AA AA PARTS DESCRIPTION SN CODE EX CODE D 0530 RH DX0551BMZZ DIODE LL4148 TFK SMD S AA AA D 0601 RH DX0505BMZZ DIODE 1N4935 S AB AE D 0602 RH EX0561BMZZ ZENER DIODE TZMC24 TFK SMD S AA AA D 0603 RH DX0045BMZZ DIODE 1N4148 S AA AA D 0604 RH DX0506BMZZ DIODE 1N4936 S AB AB D 0607 RH DX0505BMZZ DIO...

Страница 50: ... 0722 RC EZ0258CEZZ ELEC C 100MF 200V S AC AK C 0726 VCKYPA2HB331K CERAM C 330PF 10 500V S AA AA C 0728 VCCCPA1HH101J C CAPACITOR S AA AA PARTS DESCRIPTION SN CODE EX CODE C 0729 VCEAGA1AW477M ELEC C 470UF 20 10V S AA AB C 0730 VCEAGA1AW228M ELEC C 2200UF 20 10V S AA AC C 0739 RC KZ0029CEZZ CERAM C 10NF 80 20 250V S AC AC C 0740 RC KZ0029CEZZ CERAM C 10NF 80 20 250V S AC AC C 0742 RC FZ4104BMNJ PO...

Страница 51: ...A R 0760 VRS TV1JD472J 2125 4 7KOHM 5 1 10W SMD S AA AA R 0761 VRS TV1JD473J 2125 47KOHM 5 1 10W SMD S AA AA R 0762 VRS TV1JD103J 2125 10KOHM 5 1 10W SMD S AA AA R 0763 VRS TV1JD473J 2125 47KOHM 5 1 10W SMD S AA AA R 0764 VRS TV1JD103J 2125 10KOHM 5 1 10W SMD S AA AA R 7001 VRS TV1JD103J 2125 10KOHM 5 1 10W SMD S AA AA PARTS DESCRIPTION SN CODE EX CODE R 7002 VRD RA2HD104J RES 100KOHM 5 1 2W S AA ...

Страница 52: ... R 0861 VRD RA2BE152J RES 1 5KOHM 5 1 8W S AA AA PARTS DESCRIPTION SN CODE EX CODE R 0862 VRD RA2BE102J RES 1KOHM 5 1 8W S AA AA R 0863 VRD RA2BE222J RES 2 2KOHM 5 1 8W S AA AA R 0865 VRD RA2BE332J RES 3 3KOHM 5 1 8W S AA AA R 0866 VRD RA2BE222J RES 2 2KOHM 5 1 8W S AA AA R 0868 VRD RA2BE222J RES 2 2KOHM 5 1 8W S AA AA R 0871 RVR B5784CEZZ POTENCIOMET 20M HOKURIKU 72FF57E S AB AG R 0871 NOT INCLUD...

Страница 53: ...ENER DIODE TZMC7V5 TFK SMD S AA AA PARTS DESCRIPTION SN CODE EX CODE COILS L 1300 VP DF3R3K0000 PEAK COIL 3 3UH 10 S AB AB L 1301 VP DF3R3K0000 PEAK COIL 3 3UH 10 S AB AB CAPACITORS C 1300 VCKYTV1HB102K CERAM C 1NF 50V 2125SMD S AA AA C 1302 VCKYTV1HF103Z CERAM C 10NF 50V 2125SMD S AA AA C 1305 VCKYTV1HF103Z CERAM C 10NF 50V 2125SMD S AA AA C 1306 VCKYTV1HB102K CERAM C 1NF 50V 2125SMD S AA AA C 14...

Страница 54: ...125SMD S AA AA C 2479 VCKYTV1HB102K CERAM C 1NF 50V 2125SMD S AA AA C 2480 VCKYTV1HB102K CERAM C 1NF 50V 2125SMD S AA AA PARTS DESCRIPTION SN CODE EX CODE C 2481 VCEAEA1CW106M ELEC C 10UF 20 16V S AA AA C 2482 VCEAEA1CW106M ELEC C 10UF 20 16V S AA AA C 2483 VCEAEA1CW107M ELEC C 100UF 20 16V S AA AA C 2484 VCEAEA1CW107M ELEC C 100UF 20 16V S AA AA C 2485 VCEAEA1CW107M ELEC C 100UF 20 16V S AA AA C ...

Страница 55: ...0J 2125 0 OHM 5 1 10W SMD S AA AA J 0055 VRS TV1JD000J 2125 0 OHM 5 1 10W SMD S AA AA J 0060 VRS TV1JD000J 2125 0 OHM 5 1 10W SMD S AA AA J 0061 VRS TV1JD000J 2125 0 OHM 5 1 10W SMD S AA AA J 0063 VRS TV1JD000J 2125 0 OHM 5 1 10W SMD S AA AA P 2401 QPLGN0642CEZZ PLUG S AA AB P 2402 QPLGN1142CEZZ PLUG 11 VIAS 90Ì S AA AC P 2403 QPLGN0285FJZZ PLUG 53658 2015 MOLEX S AG SC 2401 QSOCZ0108BMZZ SOCKET S...

Страница 56: ...2 VCCCTV1HH220J CERAM C 22PF 50V 2125SMD S AA AA C 6153 VCCCTV1HH220J CERAM C 22PF 50V 2125SMD S AA AA PARTS DESCRIPTION SN CODE EX CODE RESISTORS R 6004 VRS TV1JD101J 2125 100 OHM 5 1 10W SMD S AA AA R 6011 VRS TV1JD101J 2125 100 OHM 5 1 10W SMD S AA AA R 6012 VRS TV1JD101J 2125 100 OHM 5 1 10W SMD S AA AA R 6013 VRS TV1JD471J 2125 470 OHM 5 1 10W SMD S AA AA R 6017 VRS TV1JD101J 2125 100 OHM 5 1...

Страница 57: ... AA Q 3116 VS2SC2412KQ 1 TRT 2SC2412 ROHM S AA AA Q 3117 VS2SC2412KQ 1 TRT 2SC2412 ROHM S AA AA Q 3118 VS2SA1037KQ 1 TRT BC807 SMD S AA AA Q 3119 VS2SA1037KQ 1 TRT BC807 SMD S AA AA DIODES D 3100 RH DX0551BMZZ DIODE LL4148 TFK SMD S AA AA D 3101 RH DX0551BMZZ DIODE LL4148 TFK SMD S AA AA D 3102 RH DX0551BMZZ DIODE LL4148 TFK SMD S AA AA D 3103 RH DX0551BMZZ DIODE LL4148 TFK SMD S AA AA D 3104 RH D...

Страница 58: ...V1JD223J 2125 22KOHM 5 1 10W SMD S AA AA R 3174 VRS TV1JD103J 2125 10KOHM 5 1 10W SMD S AA AA R 3175 VRS TV1JD103J 2125 10KOHM 5 1 10W SMD S AA AA R 3176 VRS TV1JD103J 2125 10KOHM 5 1 10W SMD S AA AA R 3177 VRS TV1JD105J 2125 1MOHM 5 1 10W SMD S AA AA R 3180 VRS TV1JD000J 2125 0 OHM 5 1 10W SMD S AA AA R 3182 VRS TV1JD101J 2125 100 OHM 5 1 10W SMD S AA AA MISCELLANEOUS PARTS P 3101 QPLGN1041CEZZ P...

Страница 59: ...59 72FF 57E 81FF 57E NOTES ...

Страница 60: ...22 37GQ 20FP RECICLED PAPER PRINTED BY ON ...

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