Philips-FWC-780-Service-Manual(1) 电路图 维修手册.pdf

《Philips-FWC-780-Service-Manual(1) 电路图 维修手册.pdf》由会员分享，可在线阅读，更多相关《Philips-FWC-780-Service-Manual(1) 电路图 维修手册.pdf（19页珍藏版）》请在收音机爱好者资料库上搜索。

1、GB CLASS 1 LASER PRODUCT COMPACT DIGITAL AUDIO Service Manual Service Service Service Service Service FW-C780/22/37 TABLE OF CONTENTS Page Location of pc boards & Version variations.1-2 Technical Specifications .1-3 Measurement setup .1-4 Service Aids, Safety Instruction, etc.1-5 Instruction for use

2、 : European version excerpt.2-1 Disassembly Instructions & Service positions .3-1 Service Test Programs .3-4 Set Block diagram .4-1 Set Wiring diagram .4-2 Front Control Board .5 Front Display Board.6 ECO6 Tuner Board : Systems Non-Cenelec. 7A ECO6 Tuner Board : Systems Cenelec. 7B ETF7 ND Tape Modu

3、le .9 ETF7 DB Tape Module . 9A 3CDC-LC-MB-DA11 Module.10 MMPWR 100W Module . 11 AF9 Board.12 Set Mechanical Exploded view & parts list .13 Copyright 2000 Philips Consumer Electronics B.V. Eindhoven, The Netherlands All rights reserved. No part of this publication may be reproduced, stored in a retri

4、eval system or transmitted, in any form or by any means, electronic, mechanical, photocopying, or otherwise without the prior permission of Philips. Published by BB 0051 Service AudioPrinted in The NetherlandsSubject to modification Mini System 3139 785 22630 RadioFans.CN 收音机爱 好者资料库 3-43-4 Table 2 E

5、rror code E1000 E1001 E1002 E1003 E1005 E1006 E1007 E1008 E1020 E1070 E1071 E1079 Error Description Focus Error Triggered when the focus could not be found within a certain time when starting up the CD or when the focus is lost for a certain time during play. Radial Error Triggered when the radial s

6、ervo is off-track for a certain time during play. Sledge In Error The sledge did not reach its inner position (inner-switch is still close) before approximately 6 Sec. have passed by. Inner-switch or sledge motor problem. Sledge Out Error The sledge did not come out of its inner position (inner-swit

7、ch is still open) before approximately 250 mSec. have passed by. Inner-switch or sledge motor problem. Jump-offtrack error Triggered in normal play when the jump destination could not be found within a certain time. When this error occurred, software will try to recover by initiating the jump comman

8、d again. If it is recoverable, the disc will continue to play. Subcode Error Triggered when a new subcode was missing for a certain time during play. PLL Error The Phase Lock Loop could not lock within a certain time. Turntable Motor Error Generated when the CD could not reached 75% of speed during

9、startup within a certain time. Discmotor problem. Focus Search Error The focus point has not been found within a certain time. The carousel switch is not open within certain time. This can happen when either the switch is defective and closed all the time, or when the carousel is blocked when locate

10、d exactly at a disc position. The carousel position switch did not close within a certain time. This can happen when the switch is defective and never closes electrically, or when the carousel is blocked in between two disc positions. The time-out is approximately 5 Sec. The drawer could not enter t

11、he inside position is opening again. This can be caused because the drawer is blocked by something and cannot go fully inside, or the drawer switch is defective and does not close. STANDBY-ON Button pressed? Y N Set is in Service PLAY Mode. The Service Play Mode is intended to detect and identify th

12、e failures in the CD Mode. In this mode the electronics will still function even when an error is detected so that repair activities can be carried out. SERVICE PLAY MODE In case of failures, error codes according to Table 2 will be displayed. Various other Tests Activated withACTIONTEST QEEPROM FOR

13、MAT TEST Load default data. Display shows NEW for 1 second. Caution! All presets from the customer will be lost! Disconnect mains cord LEAVE SERVICE TESTPROGRAM R 9 to Exit EEPROM TESTA test pattern will be sent to the EEPROM. PASS is displayed if the uProcessor read back the test pattern correctly,

14、 otherwise ERROR will be displayed. Rotary Volume Knob or Jog Shuttle Knob ROTARY ENCODER TEST Display shows value for 2 seconds. Values increases or decreases in steps of 1 until 0 (Min.) or 40 (Max.) is reached. O Button pressed? Y Y Y N N N O Button pressed? 9 Button pressed? Display shows 12M Ou

15、tput at (Front Display Board) pin 19 of uP = 2,929.6875Hz Display shows 32K Output at (Front Display Board) pin 19 of uP = 2048Hz QUARTZ TEST TUNER Button pressed? Disconnect Mains cord ? Y N N Y Display Tuner Version ccc Service frequencies are copied to the RAM (see Table 1) Tuner works normally e

16、xcept: PROGRAM button Service Mode left TUNER TEST TUNER Button pressed? N PRESET 1 2 3 4 5 6 7 8 9 10 11 Europe EUR 87.5MHz 108MHz 531kHz 1602kHz 558kHz 1494kHz 153kHz 279kHz 198kHz 98MHz 87.5MHz East Eur. EAS 87.5MHz 108MHz 531kHz 1602kHz 558kHz 1494kHz 87.5MHz 87.5MHz 87.5MHz 87.5MHz 98MHz USA US

17、A 87.5MHz 108MHz 530kHz 1700kHz 560kHz 1500kHz 98MHz 87.5MHz 87.5MHz 87.5MHz 87.5MHz Oversea OSE 87.5MHz 108MHz 531/530kHz* 1602/1700kHz* 558/560kHz* 1494/1500kHz* 87.5MHz 87.5MHz 87.5MHz 87.5MHz 98MHz Table 1 East Eur. Extended-band EAS 65.81MHz 108MHz 74MHz 87.5MHz 531kHz 1602kHz 558kHz 1494kHz 98

18、MHz 70.01MHz 65.81MHz Note: * Depending on the selected grid frequency (9 or 10kHz) By holding the TUNER and R buttons depressed while switching on the Mains supply, one of the undermentioned features will be activated: - the tuning grid frequency is toggled between 9kHz and 10kHz for the Oversea (/

19、21) version. - the extended FM1 (65.81MHz - 74MHz) is toggled on and off for East Eur. (/34) version. Y N Y N Y N 2 Button pressed? 2 Button pressed? 9? Button pressed? DISPLAY TEST Display shows Figure 1 and switch all LEDs on (except ECO POWER & VU Volume LEDs), and full VU deflection. Display sho

20、ws Figure 2 and switch alternate LEDs on (see Table 3), and partial VU deflection. Figure 1 Figure 2 LEDs DISC 1 DISC 3 TAPE TUNER CENTRE SURROUND LEFT STEREO RIGHT VAC DBB VU BACK LIGHT VU VOLUME FW-C500 , FW-C550 On On On On On On On On FW-C700 , FW-C720 FW-C780 On On On On On On On FW-P750 On On

21、On On On On On On On On On Table 3 To start service test program hold ? & Aux depressed while plugging in the mains cord Display shows the ROM version S-Vyy (Main menu) S refers to Service Mode V refers to Version yy refers to Software version number of the Processor (counting up from 01 to 99) SERV

22、ICE TEST PROGRAM Mini 2001 FW-C5xx/7xx Service Test Program (dd wk0046) RadioFans.CN 收音机爱 好者资料库 5-3 FRONT CONTROL BOARD - CIRCUIT DIAGRAM 5-3 STB D1 EN1 SRG8 VAC IS STOP Dpl_right Dpl_surr_R PREV WOOX_B DSC H 1600 F1 1601 H1 1602 D1 1603 H1 1650 D2 1651 C2 1652 C3 1653 C3 1654 C3 1655 C2 1656 D3 165

23、7 D3 1658 D3 1659 D2 1660 D4 1661 D4 1662 C5 1663 C6 1664 C5 Dpl_surr_L AUTO REV Tuner 1234567 1234567 A B C D E F G H A B C D E F G S_back Aux TUNER Tape S_fwd CD 1665 C7 1666 C5 1667 C4 1668 C4 1669 C4 1670 C6 1671 D6 1672 D6 1673 D5 1674 D5 1675 D4 1690 A1 1691 A3 2600 G5 2603 G5 2604 B4 2605 B4

24、2606 B2 2607 B2 2608 C7 2613 D6 2615 A4 WOOX_A Dpl_surr_C PLAY DBB 2620 F3 2622 F6 2623 F7 3600 G2 3604 A4 3605 A4 3606 A2 3607 A2 3608 G5 3609 G4 3610 C2 3611 C2 3612 C3 3613 C3 3614 C4 3615 C4 3616 C5 3617 C5 3618 C6 3619 C6 3620 C6 3621 E4 3622 E4 3623 E4 3624 E4 3630 C2 Max/DPL DISPLAY NEXT PROG

25、 Dubbing 3631 D3 3632 D3 3633 D3 3634 C4 3635 D4 3636 D4 3637 D5 3638 D5 3639 D6 3640 D6 3643 G6 3644 G6 3645 G6 3646 H7 3647 H6 3648 G3 3649 F3 3650 F4 3651 G3 3652 H3 3653 H3 3654 H3 3655 H6 4600 G2 4605 H5 4606 H6 5601 F5 6602 A4 6603 E4 6604 E4 6605 E4 6606 E4 6610 G3 6611 H3 6612 H3 6613 H3 662

26、0 G7 6621 G7 6622 G7 6623 H7 6624 H7 7601 F5 7602 H7 7650 F4 9610 G2 9618 F2 WW00 CLK RDS REC NEWS AUX Dolby NR TAPE CD Dpl_left 1K 3655 GND-B 1666 GND-B 2613 100p 1691 10K GndGnd GND-B 1664 GND-B Gnd 3618 1667 GND-B GND-B 6605 1658 Gnd 1656 GND-B 6 7 8 5 1690 EC16 12 3 MT1 4 MT2 2604 10n 3630 150R

27、GND-B GND-B 270R 3610 3612 390R 3613 1673 GND-B 3139 118 54530.for 89600.3446 pt1 dd wk0047 6611 GND-B GND-B 3615 820R GND-B 4K7 3639 6624 Gnd 2K7 3638 EC1213 2 MT1 4 MT2 5 2605 10n Gnd 2600 100p Gnd 10K 3609 470R # 3600 9618 1665 10K 3608 BC847B 7650 120R 3621 GND-B 120R 3622 180R3644 GND-B 1670 96

28、10 560R 3634 4600 270R3653 1663 7 8 3648 10K 1601 FE-ST-VK-N 1 2 3 4 5 6 2620 10u Gnd GND-B 10K 3604 Gnd 6610 GND-B 3643180R 390R 3633 560R 3614 10K 3620 6620 Gnd 100p 2603 1K8 3617 1651 1657 100n 2622 4K7 3619 1653 6612 GND-B 6606 6604 6613 Gnd 4606 4605 1N4148 6602 2607 10n Gnd 120R 3624 6603 1675

29、 3635 1K2 3636 6623 820R 1672 1661 1671 6621 GND-B 1668 220R3652 1669 2608 100p 6622 Gnd 8 9 1654 1 10 11 12 2 3 4 5 6 7 3 4 5 6 7 8 9 FE-ST-VK-N 1600 1 16 8 1603 FE-ST-VK-N 1 10 2 7601 3 2 15 4 5 6 7 14 13 12 11 9 10 10K 3606 74HC4094D 3605 10K 3647 180R 1655 3640 Gnd 2K7 Gnd 3654 120R 1602 FE-ST-V

30、K-N 1 2 3 4 5 1652 1659 3632 270R 1K2 3616 GND-B Gnd Gnd GND-B 3623 120R Gnd 2606 10n GND-B 3646180R 150R GND-BGND-B 220R3651 Gnd 1650 220R 36313637 1K8 220R 3611 10K 3649 GND-B Gnd GND-B 4K7 3650 BC847B 7602 1662 2u2 5601 Gnd 1660 GND-BGND-B 1674 100n 2615 47u 10K 3607 180R3645 2623 GND-B IS_Led +5

31、V6 IS_ShData Max_Woox_LedShClk JOG_A VacJOG_B DSC DBB_Led +5V6 DSC IS_ShData Max_Woox_LedShClk Vac +5V6 DBB_ShStr DSC DBB_Led TunerAux CD Tape +5V6 Woox_A Woox_B DBB_ShStr +5V6 Vac Key2 Key1 TapeCD Aux Tuner JOG_B +5V6 Woox_A Woox_B JOG_A # : Provision Note : Some values may varies, see respective p

32、arts list for correct value. DEM BAND PASS CTRL CIRCUIT AGC INP PIN 123 123 A B A B 20 A12860 A22861 B12862 A13860 A13861 A23862 B27800 A2 Gnd 2860 47u Gnd Gnd GND3 OUT1 VS2 Gnd Gnd 20 DIPMATE 1 2 3 7800 TSOP2236 47n2n2 2861 3860 100R 2862 1K 3862 10K 3861 3139 118 54530.for 89660.3446 pt1 dd wk0047

33、 Note : Some values may varies, see respective parts list for correct value. This assembly drawing shows a summary of all possible versions. For components used in a specific version see schematic diagram and respective parts list. 3139 113 3446 pt1 dd wk0047 This assembly drawing shows a summary of

34、 all possible versions. For components used in a specific version see schematic diagram and respective parts list. 3139 113 3446 pt1 dd wk0047 IR-EYE BOARD - CIRCUIT DIAGRAM IR-EYE BOARD - COMPONENT LAYOUTIR-EYE BOARD - CHIP LAYOUT RadioFans.CN 收音机爱 好者资料库 FRONT DISPLAY BOARD - CIRCUIT DIAGRAM 6-46-4

35、 VDD VSS A2 CONVERSION LEVEL LOGIC DECODER 1-of-8 A0 A1 STB D1 EN1 SRG8 BIT QUALITY DIVIDER AND OSCILLATOR FILTER RECONSTRUCTION (8th ORDER) BANDPASS ANTI- ALIASING FILTER CLOCKED COMPARATOR REFERENCE VOLTAGE CLOCK REGENERATION AND SYNC COSTAS LOOP VARIABLE AND FIXED DIVIDER 57 Khz GENERATOR DIFFERE

36、NTIAL DECODER BIPHASE SYMBOL DECODER TEST LOGIC AND OUTPUT SELECTOR SWITCH VP1 V16 VDD sink o.drain V25 V26 V27 V28 -RESET TEST XTOUT XTIN -STOP -INT0 -INT1 drain P6-P9 source open drain source open drain 80k p.d. 80k pull down P04 P05 P06 P07 80k pull down 80k pull down80k pull down V4 V5 V6 V7 V8

37、V9 V10 V11 V12 V13 V14 V15 CPU VFT driver circuit (automatic display) 8-Bit A/D Converter 8-Bit Input/Output (tri-state) P0 V17 V18 V19 V20 V21 V22 V29 V30 V31 V32 V33 V34 V35 V36 VKK -SCK1 SI1 SO1 P03 PD VSS VAREF VASS XOUT XIN P5 TC2 -DV0 -SCKO AIN0 AIN1 AIN2 AIN3 AIN4 P1 (tri state) 8-Bit Input/O

38、utput P4 sink o. 3-B. I/O P3 AIN5 AIN6 AIN7 AIN10 AIN11 AIN12 AIN13 V0 V1 V2 V3 TC4 Counter Program ROMRAM 8-Bit h. break. v. (tri-state) 8-Bit Input/Output SCA SCL INT4 INT2 TC1 V23 V24 output port with latchoutput port with latchout w. latchP8 out. port w. latchP9 8-Bit h. breakdown v. 8-Bit high

39、breakdown voltage8-Bit high breakdown v. 5-Bit h. breakd. v. out w. latch ( tristate ) 8-Bit I/O P2 P7P6 4-Bit In/Output (tri-state) STB D1 EN1 SRG8 3421 F13 3422 F13 2580 B10 2581 B13 2582 B13 2583 A19 2584 A19 3400 F10 3401 F10 3402 F10 3403 F11 3404 F11 3405 F11 3406 I17 3407 I14 3408 J14 3409 G1

40、1 3410 J14 3411 J14 3413 G9 3414 F12 3415 F12 3416 F12 3417 F13 3418 F13 3419 F13 3420 F13 3571 J14 3572 B20 3573 E5 FW-C700/37 * 3550 E16 3551 E17 3552 F17 3553 D15 3554 D15 3555 D17 3556 D17 3557 D17 3558 C17 3559 C17 3560 A19 3561 A19 3562 B20 3563 F19 3564 C20 3565 C20 3570 I14 6403 E9 8K2 3593

41、E7 3594 F7 3595 E8 3596 E8 3597 F19 3598 F5 3599 G5 4401 D19 4430 K20 5400 G13 5401 C14 5402 F11 5403 F12 5404 H4 5405 H4 5406 G20 5407 G15 6400 E9 6401 E9 6402 E9 470 2521 J11 2522 J11 180 FW-C500/37 VOL RE FW-C780/37 2523 J13 2506 B7 2507 B8 2508 F9 2509 I17 2510 D6 2511 I1 2512 I1 2513 I1 2514 J1

42、 2515 H4 2516 H4 2517 I5 2518 J8 2519 J10 2520 J10 * 3452 C12 3451 C12 3423 F13 3424 F13 3425 F14 3428 E14 3429 E14 3430 E14 3431 E14 3432 E14 3433 E14 3434 D14 3435 D14 3436 D14 3437 D14 3438 F19 3439 F19 3444 C13 3445 C13 3446 C13 3447 C13 3448 C13 3449 C12 3450 C12 * 2553 E20 2552 E20 * 2524 J13

43、2525 J13 2526 J13 2527 J15 2528 I15 2529 K15 2530 J15 2531 H15 2533 J16 2534 J18 2535 J18 2536 G15 2537 G15 2538 G17 2539 G17 2541 D15 2542 C15 2543 B17 2544 B17 2545 B19 2546 B19 2547 B20 2548 B20 2549 C20 2550 C20 2551 D20 1K 4 5K6 123 FW-C550/37 FW-C780/34 1402 I19 1403 J21 FW-C750/37 A B C D E F

44、 G H I J K 1400 D1 3K9 3K9 * 9405 F8 7410 B7 7411 J9 7412 B4 7413 E16 9400 K20 FW-C750/22 FW-C780/22 FW-C750/34 FW-C780/33 FW-C780/30 2505 B7 FW-C720/21 1404 I21 1405 G21 1406 C21 1407 A21 1408 F1 1409 G1 1411 G21 1412 K21 1420 A10 1520 G8 1521 J9 1533 J16 1550 J17 2500 B4 2501 B5 2502 B5 2503 B6 25

45、04 B6 * 3535 I14 3512 E7 3515 H4 3516 H4 3517 I5 3518 J5 3519 J5 3520 J6 3521 H8 3522 I8 3523 I9 3526 H7 3527 J9 3528 J9 3529 I12 3530 J12 3531 H14 3532 H14 3533 H14 3534 I14 56789101112131415161718192021 1234567891011 820 CE00 1K2 FW-C720/19 FW-C720/18 12131415161718192021 A B C D E F G H I J K * *

46、 2554 E19 2555 E20 2556 E19 2557 E20 2558 G19 2559 G19 2560 G19 2561 G20 2562 F20 2563 G21 2564 I8 2565 G5 2566 H8 2567 I9 2568 G11 2569 E17 2570 C14 2571 D14 2572 F10 2573 F9 2574 G12 2575 G12 2576 G11 2577 H11 2578 C14 2579 B10 3453 C12 3454 C12 3455 C12 3456 C11 3457 C11 3458 C11 3459 C11 3460 C1

47、1 3461 C11 3462 C11 3463 C10 3464 C10 3465 D10 3466 D10 3467 D10 3468 D10 3469 D10 3470 D10 3471 D10 3472 E10 3473 E10 3474 E10 3475 E10 3476 E10 3477 E10 3479 F10 3480 F10 3485 J8 3490 D20 3491 E20 3492 E20 3500 B4 3501 B5 3502 B7 3503 B8 3504 E8 3505 E8 3511 E7 FW-C700/22 * Model 3536 J14 3537 I15 3538 J15 3539 J16 3540 J18 3541 J18 3542 G17 3543 H17 3544 H17 3545 H17 3546 H17 3547 G17 3548 G17 3549 G17 * 1K2 820 820 820 FW-C700/34 3574 F9 3575 G7 3576 F19 35