Philips-MC-100-Service-Manual电路原理图.pdf

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1、MC-1003140 785 22820Service ManualMicro SystemMC-105MC-110all versionsPublished by YT 0143 Service Audio Printed in The Netherlands Subject to modificationCopyright 2001 Philips Consumer Electronics B.V. Eindhoven, The NetherlandsAll rights reserved. No part of this publication may be reproduced, st

2、ored in a retrievalsystem or transmitted, in any form or by any means, electronic, mechanical, photocopying,or otherwise without the prior permission of Philips.Handling chip components .1-1Technical specification.2-1Service tools .2-1Service measurement setup.2-2Connections and controls.3-1.3-2Disa

3、ssembly diagram .4-1Service Test Program.4-2Pin description of ICs.4-3.4-4Set block diagram.5-1Set wiring diagram.5-2LED BOARDcircuit diagram .6-1layout diagram .6-1FRONT BOARDcircuit diagram .7-1layout diagram .7-2TUNER BOARD (ECO6 cenelec)circuit diagram .8-1layout diagram .8-2tuner adjustment tab

4、le .8-2TUNER BOARD (ECO6 non cenelec)circuit diagram .8-3layout diagram .8-4tuner adjustment table .8-4MTF TAPE DECK MODULEcircuit diagram .9-1layout diagram .9-2tape deck adjustment.9-2COMBI BOARDcircuit diagram. .10-1.10-3layout diagram .10-4CD MODULE (CD99-DA11)circuit diagram .11-1, 11-3layout d

5、iagram .11-2POWER BOARDcircuit diagram .12-1layout diagram .12-1Exploded view diagram (main set) .13-1.13-2Exploded view diagram (tape deck).13-2Mechanical partslist .13-3Electrical partslist.14-1.14-16TABLE OF CONTENTSCLASS 1 LASER PRODUCT1 - 1WARNINGAll ICs and many other semiconductors are suscep

6、tible toelectrostatic discharges (ESD). Careless handling duringrepair can reduce life drastically.When repairing, make sure that you are connected with thesame potential as the mass of the set via a wristband withresistance. Keep components and tools at this potential.ATTENTIONTous les IC et beauco

7、up dautres semi-conducteurs sontsensibles aux d charges statiques (ESD). Leur long vitepourrait tre consid rablement court e par le fait quaucunepr caution n st prise leur manipulation.Lors de r parations, sassurer de bien tre reli au m mepotentiel que la masse de lappareil et enfileer le braceletse

8、rti dune r sistance de s curit .Veiller ce que les composants ainsi que les outils que lonutilise soient galement ce potentiel.ddWARNUNGAlle ICs und viele andere Halbleiter sind empfindlichgegen ber elektrostatischen Entladungen (ESD).Unsorgf ltige Behandlung im Reparaturfall kann dieLebensdauer dra

9、stisch reduzieren.Sorgen Sie daf r, da Sie im Reparaturfall ber ein Puls-armband mit Widerstand mit dem Massepotential desGer tes verbunden sind.Halten Sie Bauteile und Hilfsmittel ebenfalls auf diesemPotential.WAARSCHUWINGAlle ICs en vele andere halfgeleiders zijn gevoelig voorelectrostatische ontl

10、adingen (ESD).Onzorgvuldig behandelen tijdens reparatie kan de levensduurdrastisch doen vermindern. Zorg ervoor dat u tijdens reparatievia een polsband met weerstand verbonden bent met hetzelfdepotentiaal als de massa van het apparaat.Houd componenten en hulpmiddelen ook op ditzelfde potentiaal.AVVE

11、RTIMENTOTutti IC e parecchi semi-conduttori sono sensibili alle scarichestatiche (ESD).La loro longevit potrebbe essere fortemente ridatta in caso dinon osservazione della pi grande cauzione alla loromanipolazione. Durante le riparationi occorre quindi esserecollegato allo stesso potenziale che quel

12、lo della massadel pparecchio tramite un braccialetto a resistenza.Assicurarsi che i componenti e anche gli utensili con quali silavora siano anche a questo potenziale.Safety regulations require that the set be restored to itsoriginal condition and that parts which are identical withthose specified b

13、e used.Safety components are marked by the symbolLe norme di sicurezza estigono che lapparecchio vengarimesso nelle condizioni originali e che siano utilizzati ipezzi di ricambiago identici a quelli specificati.Componenty di sicurezza sono marcati conVeiligheidsbepalingen vereisen, dat het apparaat

14、in zijnoorspronkeliijke toestand wordt teruggebracht en datonderdelen, identiek aan de gespecificeerde, worden toegepast.De Veiligheidsonderdelen zijn aangeduid met het symbools Varning !Osynlig laserstr lning n r apparaten r ppnad ochsp rren r urkopplad. Betrakta ej str len.Advarsel !Usynlig lasers

15、tr ling ved bning n r sikkerhedsafbrydere er ude af funktion. Undg udsaettelse for str ling.Varoitus !Avatussa laitteessa ja suojalukituksen ohitettaessa olet alttiinan kym tt m lle laseris teilylle. l katso s teeseen !“Pour votre s curite, ces documents doivent tre utilis s pardes sp cialistes agr

16、s, seuls habilit s r parer votreappareil en panne“.ESDSAFETYBei jeder Reparatur sind die geltenden Sicherheitsvor-schriften zu beachten. Der Originalzustand des Ger tesdarf nicht ver ndert werden. F r Reparaturen sind Original-ersatzteile zu verwenden.Sicherheitsbauteile sind durch das Symbol markie

17、rt.Les normes de s curit exigent que lappareil soit remisl tat dorigine et que soient utilis es les pi ces derechange identiques celles sp cifi es.Les composants de s curit sont marqu sCLASS 1LASER PRODUCTDANGER: Invisible laser radiation when open.After servicing and before returning the set to cus

18、tomerperform a leakage current measurement test from all exposed metal parts to earth ground, to assure noshock hazard exists.The leakage current must not exceed 0.5mA.AVOID DIRECT EXPOSURE TO BEAM.ffii fHANDLING CHIP COMPONENTS2 - 1TECHNICAL SPECIFICATIONSGENERALMains voltage -/21/21M : 120 / 230 V

19、-/22/30/33 : 230 V/37 : 120 VMains frequency -/22/30/33 : 50 Hz/37 : 60 Hz-/21/21M : 50 / 60 HzBattery remote : 3 V (R6 x 2)Power consumption normal : 40 WStandby : 3 WDimension (W x H x D) : 223 x 140 x 247 mmWeight : 5.6 KgAMPLIFIEROutput power mains : 2 x 4 WSpeaker impedance : 2 x 8 ohmFrequency

20、 response : 100 Hz - 10 kHz (4dB)TUNER - FM SECTIONTuning range : 87.5 - 108 MHzIF frequency : 10.7 MHz 0.02 MHzSensitivity : 16 dBf at 26dB S/NSelectivity 300kHz : 55 dBIF suppression : 85 dBImage suppression : 40 dBChannel separation 1kHz : 28 dBTUNER - AM SECTIONTuning range MW : 531 - 1602 kHz-/

21、37 : 530 - 1700 kHzTuning range LW : 153 - 279 kHzIF frequency : 450 kHz 1 kHzSensitivity MW : 3.5 mV/m at 26dB S/NLW : 4.2 mV/mSelectivity MW : 85 dBS/N ratio (A-wght.) : 90 dBTHD+N 1 kHz : 72 dBChannel crosstalk : 50 dBChannel unbalance : 1 dBSERVICE TOOLSTORX T10 screwdriver with shaftlength 150m

22、m.4822 395 50423TORX screwdriver set SBC 163.4822 295 50145Audio signal disc SBC 429.4822 397 30184Playability test disc SBC 444.4822 397 30245Test disc 5 (disc without errors ) +Test disc 5A (disc with dropout errors, black spots and fingerprints)SBC 426/426A.4822 397 30096Burn in test disc (65 min

23、. 1kHz signal at -30 dB level without “pause”).4822 397 30155Universal test cassette Fe SBC 420.4822 397 30071anti-static table mat large 1200x650x1.25mm 4822 466 10953small 600x650x1.25mm 4822 466 10958anti-static wristband 4822 395 10223connection box (3 press stud connections, 1M) 4822 320 113074

24、822 320 11305extendible cable (2m, 2M, to connect wristband to connection box)connecting cable (3m, 2M, to connect table mat to connection box) 4822 320 11306earth cable (1M, to connect any product to mat or to connection box) 4822 320 11308KIT ESD3 (combining all 6 prior products - small table mat)

25、 4822 310 10671wristband tester 4822 344 13999AVAILABLE ESD PROTECTION EQUIPMENT2 - 2SERVICE MEASUREMENTBandpass250Hz-15kHze.g. 7122 707 48001LF Voltmetere.g. PM2534DUTRF Generator e.g. PM5326S/N and distortion metere.g. Sound Technology ST1700BTuner FWUse a bandpass filter to eliminate hum (50Hz, 1

26、00Hz) and disturbance from the pilottone (19kHz, 38kHz).Ri=50Bandpass250Hz-15kHze.g. 7122 707 48001LF Voltmetere.g. PM2534DUTS/N and distortion metere.g. Sound Technology ST1700BFrame aeriale.g. 7122 707 89001Tuner AM (MW,LW)To avoid atmospheric interference all AM-measurements have to be carried ou

27、t in a Faradays cage.Use a bandpass filter (or at least a high pass filter with 250kHz) to eliminate hum (50Hz, 100Hz).RF Generator e.g. PM5326Ri=50LRLEVEL METERe.g. Sennheiser UPM550with FF-filterS/N and distortion metere.g. Sound Technology ST1700BDUTCD RECORDERUse Audio Signal Disc SBC429 4822 39

28、7 30184(replaces test disc 3)Use Universal Test Cassette Fe SBC420 4822 397 30071LRLEVEL METERe.g. Sennheiser UPM550with FF-filterS/N and distortion metere.g. Sound Technology ST1700BDUTLF Generator e.g. PM5110Ri=503 - 1SELECT SOURCETIMERON OFFPROGRAMINTERACTIVE SOUNDSHUFFLEREPEATRDSBANDSTOP OPEN PA

29、USEINCREDIBLE SURROUND PREVNEXTTUNINGDBBDSCPRESETSTOPPLAYPAUSEPLAYRECORDiRSENSORVOLUMEINCREDIBLE SURR.PROGRAMTIMERCDCLOCKSTANDBYONCDPROGRAMTIMER3 4 5 6 7 8!091 2 #OPEN CLOSE$%CD/CD-R/CD-RWCOMPATIBLE12DSCDBBIS2CDREPEATSHUFFLESLEEPTUNERTAPEAUXMUTENEWS/TA662;9VOL 8 9 opens the tape compartment.PAUSE.in

30、terrupts recording or playback.$OPENCLOSEopens/closes the CD door.%nconnect headphones.REPEATrepeats a track/CD programme/ entire CD.this pin should be tied LOWCL162616.9344 MHz system clock outputDATA27serial d4(1)ata output (3-state)WCLK28word clock output (3-state)SCLK29serial bit clock output (3

31、-state)EF30C2 error flag output (3-state)TEST231test control input 2; this pin should be tied LOWKILL32kill output (programmable; open-drain)VSSD133(1)digital ground 2V2/V334versatile I/O: input versatile pin 2 or output versatile pin 3 (open-drain)WCLI35word clock iutput (for data loopback to DAC)S

32、DI36serial 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 interface clock line inputAbbreviations and Pin-description of CD IcsSER

33、VO PROCESSOR SAA7325HSYMBOLPINDESCRIPTIONRAB41microcontroller 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 request line/decoder status register output (open-drain)TEST344test contro

34、l input 3; this pin should be tied LOWRCK45subcode clock inputSUB46P-to-W subcode bits output (3-state)SFSY47subcode frame sync output (3-state)SBSY48subcode block sync output (3-state)CL11/44911.2896 MHz or 4.2336 MHz (for microcontroller) clock outputVSSD250(1)digital ground 3DOBM51bi-phase mark o

35、utput (externally buffered; 3-state)VDDD1(P)52(1)digital supply voltage 2 for peripheryCFLG53correction flag output (open-drain)RA54radial actuator outputFO55focus actuator outputSL56sledge control outputVDDD2(C)57(1)digital supply voltage 3 for coreVSSD358(1)digital ground 4MOTO159motor output 1; v

36、ersatile (3-state)MOTO260motor output 2; versatile (3-state)V461versatile output pin 4V562versatile output pin 5V163versatile intput pin 1LDON64laser drive on output (open-drain)Note : All supply pins must be connected to the same external power supply voltage.4 - 44 - 4BLOCK DIAGRAM OF INTEGRATED CIRCUITIC 7400 TMP87CM23FPINS DESCRIPTION OF IC 7400 TMP87CM23F