Philips-MC-100-Service-Manual(1) 电路图 维修手册.pdf

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1、MC-100 3140 785 22820 ?Service ManualService Manual Micro System MC-105 MC-110 all versions Published by YT 0143 Service Audio Printed in The Netherlands Subject to modification Copyright 2001 Philips Consumer Electronics B.V. Eindhoven, The Netherlands All rights reserved. No part of this publicati

2、on may be reproduced, stored in a retrieval system or transmitted, in any form or by any means, electronic, mechanical, photocopying, or otherwise without the prior permission of Philips. Handling chip components .1- 1 Technical specification.2- 1 Service tools.2- 1 Service measurement setup.2- 2 Co

3、nnections and controls.3- 1.3- 2 Disassembly diagram .4- 1 Service Test Program.4- 2 Pin description of ICs.4- 3.4- 4 Set block diagram.5- 1 Set wiring diagram.5- 2 LED BOARD circuit diagram .6- 1 layout diagram.6- 1 FRONT BOARD circuit diagram .7- 1 layout diagram.7- 2 TUNER BOARD (ECO6 cenelec) ci

4、rcuit diagram .8- 1 layout diagram.8- 2 tuner adjustment table.8- 2 TUNER BOARD (ECO6 non cenelec) circuit diagram .8- 3 layout diagram.8- 4 tuner adjustment table.8- 4 MTF TAPE DECK MODULE circuit diagram .9- 1 layout diagram.9- 2 tape deck adjustment.9- 2 COMBI BOARD circuit diagram.10- 1.10- 3 la

5、yout diagram.10- 4 CD MODULE (CD99-DA11) circuit diagram.11- 1, 11- 3 layout diagram.11- 2 POWER BOARD circuit diagram .12- 1 layout diagram.12- 1 Exploded view diagram (main set) .13- 1.13- 2 Exploded view diagram (tape deck).13- 2 Mechanical partslist.13- 3 Electrical partslist.14- 1.14- 16 TABLE

6、OF CONTENTS CLASS 1? LASER PRODUCT RadioFans.CN 收音机爱 好者资料库 1 - 1 WARNING All ICs and many other semiconductors are susceptible to electrostatic discharges (ESD). Careless handling during repair can reduce life drastically. When repairing, make sure that you are connected with the same potential as t

7、he mass of the set via a wristband with resistance. Keep components and tools at this potential. ATTENTION Tous les IC et beaucoup dautres semi- conducteurs sont sensibles aux d charges statiques (ESD). Leur long vite pourrait tre consid rablement court e par le fait quaucune pr caution n st prise l

8、eur manipulation. Lors de r parations, sassurer de bien tre reli au m me potentiel que la masse de lappareil et enfileer le bracelet serti dune r sistance de s curit . Veiller ce que les composants ainsi que les outils que lon utilise soient galement ce potentiel. d d WARNUNG Alle ICs und viele ande

9、re Halbleiter sind empfindlich gegen ber elektrostatischen Entladungen (ESD). Unsorgf ltige Behandlung im Reparaturfall kann die Lebensdauer drastisch reduzieren. Sorgen Sie daf r, da Sie im Reparaturfall ber ein Puls- armband mit Widerstand mit dem Massepotential des Ger tes verbunden sind. Halten

10、Sie Bauteile und Hilfsmittel ebenfalls auf diesem Potential. WAARSCHUWING Alle ICs en vele andere halfgeleiders zijn gevoelig voor electrostatische ontladingen (ESD). Onzorgvuldig behandelen tijdens reparatie kan de levensduur drastisch doen vermindern. Zorg ervoor dat u tijdens reparatie via een po

11、lsband met weerstand verbonden bent met hetzelfde potentiaal als de massa van het apparaat. Houd componenten en hulpmiddelen ook op ditzelfde potentiaal. AVVERTIMENTO Tutti IC e parecchi semi- conduttori sono sensibili alle scariche statiche (ESD). La loro longevit potrebbe essere fortemente ridatta

12、 in caso di non osservazione della pi grande cauzione alla loro manipolazione. Durante le riparationi occorre quindi essere collegato allo stesso potenziale che quello della massa del pparecchio tramite un braccialetto a resistenza. Assicurarsi che i componenti e anche gli utensili con quali si lavo

13、ra siano anche a questo potenziale. Safety regulations require that the set be restored to its original condition and that parts which are identical with those specified be used. Safety components are marked by the symbol Le norme di sicurezza estigono che lapparecchio venga rimesso nelle condizioni

14、 originali e che siano utilizzati i pezzi di ricambiago identici a quelli specificati. Componenty di sicurezza sono marcati con Veiligheidsbepalingen vereisen, dat het apparaat in zijn oorspronkeliijke toestand wordt teruggebracht en dat onderdelen, identiek aan de gespecificeerde, worden toegepast.

15、 De Veiligheidsonderdelen zijn aangeduid met het symbool s Varning ! Osynlig laserstr lning n r apparaten r ppnad och sp rren r urkopplad. Betrakta ej str len. Advarsel ! Usynlig laserstr ling ved bning n r sikkerhedsafbrydere er ude af funktion. Undg udsaettelse for str ling. Varoitus ! Avatussa la

16、itteessa ja suojalukituksen ohitettaessa olet alttiina n kym tt m lle laseris teilylle. l katso s teeseen ! Pour votre s curite, ces documents doivent tre utilis s par des sp cialistes agr s, seuls habilit s r parer votre appareil en panne. ESD SAFETY Bei jeder Reparatur sind die geltenden Sicherhei

17、tsvor- schriften zu beachten. Der Originalzustand des Ger tes darf nicht ver ndert werden. F r Reparaturen sind Original- ersatzteile zu verwenden. Sicherheitsbauteile sind durch das Symbol markiert. Les normes de s curit exigent que lappareil soit remis l tat dorigine et que soient utilis es les pi

18、 ces de rechange identiques celles sp cifi es. Les composants de s curit sont marqu s CLASS 1 LASER PRODUCT DANGER: Invisible laser radiation when open. After servicing and before returning the set to customer perform a leakage current measurement test from all exposed metal parts to earth ground, t

19、o assure no shock hazard exists. The leakage current must not exceed 0.5mA. AVOID DIRECT EXPOSURE TO BEAM. f f i i f HANDLING CHIP COMPONENTS RadioFans.CN 收音机爱 好者资料库 2 - 1 TECHNICAL SPECIFICATIONS GENERAL Mains voltage-/21/21M : 120 / 230 V -/22/30/33 : 230 V /37 : 120 V Mains frequency-/22/30/33 :

20、50 Hz /37 : 60 Hz -/21/21M : 50 / 60 Hz Batteryremote : 3 V (R6 x 2) Power consumptionnormal : 40 W Standby : 3 W Dimension (W x H x D): 223 x 140 x 247 mm Weight: 5.6 Kg AMPLIFIER Output powermains : 2 x 4 W Speaker impedance: 2 x 8 ohm Frequency response: 100 Hz - 10 kHz (4dB) TUNER - FM SECTION T

21、uning range: 87.5 - 108 MHz IF frequency: 10.7 MHz 0.02 MHz Sensitivity: 16 dBf at 26dB S/N Selectivity300kHz : 55 dB IF suppression: 85 dB Image suppression: 40 dB Channel separation 1kHz : 28 dB TUNER - AM SECTION Tuning rangeMW : 531 - 1602 kHz -/37 : 530 - 1700 kHz Tuning range LW : 153 - 279 kH

22、z IF frequency: 450 kHz 1 kHz Sensitivity MW : 3.5 mV/m at 26dB S/N LW : 4.2 mV/m Selectivity MW : 22 dB LW : 35 dB IF rejectionMW : 64 dB Spurious rejection ratioMW : 58 dB LW : 51 dB Image rejection ratioMW : 40 dB LW : 47 dB AUDIO CASSETTE RECORDER Frequency response: 120 - 10000 Hz Wow 9 VOL 8 9

23、 opens the tape compartment. PAUSE.interrupts recording or playback. $OPENCLOSE opens/closes the CD door. %n connect headphones. REPEAT repeats a track/CD programme/ entire CD. this pin should be tied LOW CL162616.9344 MHz system clock output DATA27serial d4(1)ata output (3- state) WCLK28word clock

24、output (3- state) SCLK29serial bit clock output (3- state) EF30C2 error flag output (3- state) TEST231test control input 2; this pin should be tied LOW KILL32kill output (programmable; open- drain) VSSD133(1)digital ground 2 V2/V334versatile I/O: input versatile pin 2 or output versatile pin 3 (open

25、- drain) WCLI35word clock iutput (for data loopback to DAC) SDI36serial data input (for data loopback to DAC) SCLI37serial bit clock input (for data loopback to DAC) RESET38power- on reset input (active LOW) SDA39microcontroller interface data I/O line (open- drain output) SCL40microcontroller inter

26、face clock line input Abbreviations and Pin-description of CD Ics SERVO PROCESSOR SAA7325H SYMBOLPINDESCRIPTION RAB41microcontroller interface R/W and load control line input (4- wire bus mode) SILD42microcontroller interface R/W and load control line input (4- wire bus mode) STATUS43servo interrupt

27、 request line/decoder status register output (open- drain) TEST344test control input 3; this pin should be tied LOW RCK45subcode clock input SUB46P- to- W subcode bits output (3- state) SFSY47subcode frame sync output (3- state) SBSY48subcode block sync output (3- state) CL11/44911.2896 MHz or 4.233

28、6 MHz (for microcontroller) clock output VSSD250(1)digital ground 3 DOBM51bi- phase mark output (externally buffered; 3- state) VDDD1(P)52(1)digital supply voltage 2 for periphery CFLG53correction flag output (open- drain) RA54radial actuator output FO55focus actuator output SL56sledge control outpu

29、t VDDD2(C)57(1)digital supply voltage 3 for core VSSD358(1)digital ground 4 MOTO159motor output 1; versatile (3- state) MOTO260motor output 2; versatile (3- state) V461versatile output pin 4 V562versatile output pin 5 V163versatile intput pin 1 LDON64laser drive on output (open- drain) Note : All su

30、pply pins must be connected to the same external power supply voltage. 4 - 44 - 4 BLOCK DIAGRAM OF INTEGRATED CIRCUIT IC 7400 TMP87CM23F PINS DESCRIPTION OF IC 7400 TMP87CM23F 5 - 15 - 1 +12.5V (MC20) (MC20)+12.5V (MC20)+12V_S (MC20) - 8V2 (MC20) ETF- 8 (MC- 200) MTF (MC- 1xx) +12V_S MC20 - 8V2 - 8V

31、2 Stabilizer (MC- 200) (MC20) +12.5V TAPE MODULE SOURCE SELECTOR 8 OHM ECO6 TUNER MODULE CD99 LCD CD MODULE POWER AMP CONTROL DIGITAL DCC BUFFER + - R R +12V_S (MC10) From Processor From Processor TAPE_REC From Processor From Tuner A0/A1 From Processor +5V6_S +5V6_S TAPE_REC +5V6_S PWM +5V+MOT (MC10

32、)+5V6S (MC10) +MOT+CD AUX +B +MOT +CD ELECTRONIC (Rock, Pop Jazz, I.S.) MICRO PROCESSER To CDTo TAPETo Tuner +5.6V VOLUME +5V6 Stabilizer +12.5V Stabilizer RESET +A+12.5V +5V6 +5V6 +5V6_S +5V6_S SHIFT REGISTER RDS DECODER ON / OFF STAND_BY CONTROL LINES ON / OFF +B D D FOR /22 ONLY +12.5V Backlight

33、D M ON / OFF MC- 100 MC- 105 MC- 110 MPX VVVV V V V V V V ON / OFF V V VV V V +5V6_S SET BLOCK DIAGRAM 5 - 25 - 2 Combi? Board Power Board Recorder Board ECO6 Tuner Board Front Board CD99 DA11 LED? Board CD Drive? CD99 DA11 ECO- MTF Deck Mechanism ECO- MTF /SD SET WIRING DIAGRAM 6 - 16 - 1 LTL- 16KG

34、E 69026911 LTL- 16KGE LTL- 16KGE 6912 LTL- 16KGE 6912 B3 8901A B1 8901B B1 123 123 A B C A B C 3901 C1 3902 C2 3903 C3 3904 C3 6901 A1 6902 B1 To Front Board 6903 B1 6904 A2 6905 B2 6906 B2 6907 A2 6908 B2 6909 B2 6910 A3 6911 B3 3903 120R 120R 3904 6910 LTL- 16KGE 8901A 6909 LTL- 16KGE 120R 3902 69

35、08 LTL- 16KGE 3901 120R 6906 LTL- 16KGE 6907 LTL- 16KGE 6905 LTL- 16KGE 6903 LTL- 16KGE 6904 8901B LTL- 16KGE 6901 1 A B C D E F G A B C D E F G 2 12 CIRCUIT DIAGRAM - LED BOARDLAYOUT DIAGRAM - LED BOARD 7 - 17 - 1 GND OUT SUPV BIT QUALITY DIVIDER AND OSCILLATOR FILTER RECONSTRUCTION (8th ORDER) BAN

36、DPASS ANTI- ALIASING FILTER CLOCKED COMPARATOR REFERENCE VOLTAGE CLOCK REGENERATION AND SYNC COSTAS LOOP VARIABLE AND FIXED DIVIDER 57 Khz GENERATOR DIFFERENTIAL DECODER BIPHASE SYMBOL DECODER TEST LOGIC AND OUTPUT SELECTOR SWITCH VP1 4l 2444 F13 2443 F13 2442 F12 2441 D13 2440 D13 2439 D13 2438 D13

37、 2437 D13 2436 D12 2435 D12 2434 B13 2433 B13 2432 B13 3411 H5 3410 H4 2405 C11 2.3V 0V 0/4.7V 0.8/4.6V 0V 0V 4.5V 1412 2447 G12 2446 F13 2445 F13 19 /RESET 2b 0V 0V 0V 0V 4.7V 4.7V 4.5V 4.5V 0V 0V 0V 0V 0V 4.5V 4.6V 111098765 54 b 1h 6c 3b 2404 C11 Communication 4g 1110987 6g 3430 I7 6 5d g 3g 1b 2

38、h 2.2V 4.7V +5V 24 2 3h - - - - COM2 0V 0V 0V 0V 5V 4.2V 0/4.7V 0V 1410 I6 1409 I6 1408 I7 1407 I8 4 1c 1e 8 foreseen To uP pin no.95 10 112 EEPROM 1406 I8 1405 I8 COM3 1d 5c 6k 1 321 151413 1312 3d3l 2415 F6 2414 G6 2413 F6 2412 F6 2411 F5 2410 F5 2409 F4 2408 F4 2407 F5 2406 E5 31 7d 2403 B10 2402

39、 B9 2401 B11 28 4m To TAPE 13 TU_DATA - - 2 Y1 27 1414 I4 1413 I5 1412 I5 1411 I6 2430 A14 2429 I3 2428 I3 2427 I2 2426 G1 2425 G1 2424 F1 2423 I12 2422 I12 2421 I7 2420 I11 2419 H9 2418 H5 2c 5a 3407 F5 3406 F4 3405 F4 COLON 4V TA_ADC2 1j FRONT BOARD 1i 7e 4 TU_EN / MPX SIDE A 3i 8d D_GND D_GND COM

40、0 f 7h 3404 E5 3403 E5 3402 C11 3401 A10 3400 A11 2451 H13 2450 H13 2449 H13 2448 G13 3427 I8 2417 H4 2416 F6 3424 I10 3423 I10 3422 I11 2f 2j 2e 3429 I7 3428 I8 30 2d To CD99 4a 3c12 2400 B11 2431 B12 3451 A13 3450 F8 3449 A14 3448 A14 3447 A14 3446 G1 3445 G1 3444 F1 3475 D11 3474 E14 3473 F9 3472

41、 D13 3471 D14 3409 F7 3408 G6 3468 F9 3467 C13 3466 F9 1m 1k 5m PWM ALL 5j CD 0V 22 e 7a 2i 3463 C13 3462 F9 3461 C14 3460 F8 3491 G13 3490 C11 3489 G14 3488 D11 3487 G14 3486 D11 3485 F14 3484 E11 3483 E13 3426 I9 3425 I9 3480 F14 3479 E11 3478 E14 7b 6 FM +A 4h TIMER 3459 C13 3458 F8 3457 A13 3456

42、 B13 3455 F8 3454 A14 3453 E11 3452 A13 a 8j 4e 3k 3477 E11 3476 E14 6400 A11 5404 G1 5403 F6 5402 F5 5401 C11 5400 A10 4401 I9 3470 F7 3469 C14 3498 G8 3497 F8 3496 G13 COM2 3f 7f 7 6b REPEAT 1l AUX_STR 14 3465 C14 3464 F9 TA_SH_STR 3495 G13 3494 D11 3493 G14 3492 D11 T407 C14 T406 C14 T405 C14 T404 B14 T403 B14 T402 B14 T401 B14 9401 A11 3482 F14 3481 E11 7405 H9 7404 H5 7403 G6 1g m 34 ROCK To MTF 8a 5b EON d 2g 6e CD_DATA 3 5h 7402 F5 7400