Philips-MCM-1006-Service-Manual电路原理图.pdf

Version 1.3MCM10063141 785 37183Micro Hi-Fi System/51/55/93/77Published by GD 1201 Service Audio Subject to modification©Copyright 2012 Philips Consumer Electronics B.V. Eindhoven, The NetherlandsAll rights reserved. No part of this publication may be reproduced, stored in a retrievalsystem or transmitted, in any form or by any means, electronic, mechanical, photocopying,or otherwise without the prior permission of Philips.CONTENTSTechnical specification and version variation .1-1.1-2Service measurement setup.1-3Service aids .1-4Instructions on CD playability .2-1. 2-2Block diagram.3-1Wiring diagram .4-1Circuit diagram. .5-1.5-5Layout diagram.6-1.6-4.Exploded view diagram .7-1Type /Versions:FeaturesBoard in used:MCM1006Service policyUSB BOARDDISPLAY BOARD* TIPS : C - Component Lever Repair.M - Module Lever Repair- Used/51/55/93/77Feature diffrenceRDSVOLTAGE SELECTORECO STANDBY - DARKType /Versions:MCM1006VERSION VARIATIONM/CM/CM/CMAIN BOARD/51/55/93USB BOARDDisplay boardMain boardPCBs location1-1LATAM/APMEABattery locationNAA4KT CHECK CMTNAME : Mo Lam Kei 8 SH 190 - 12011-07-117/11/20117/11/2011DescriptionClass NoMCM1006Issued DateRemark : Unit in Master carton: N/A Weight (excluding packing and batteries): 2.05 kgUnits in Dealer carton: 1 setFinishing: Material: ABS/HIPS 12 DISPLAY LENSSPEAKER NETCD FUNCTION CONTROL KNOB10 FRONT CABINETFUNCTION KNOB6 MP3 JACKKNOB VOLUME8 USB JACKPOWER KNOB4 CD DOORFUNCTION PUSH KNOBDescription PageCABINETDimensions with Boxes 532 x 242 x 200mm (LxWxH)1 TOP CABINET2 TUNING KNOBDimensions without Boxes: 532x242x200Weight (including packing): 2.35kgDEPICTION Pos35791113DC operation / Backup BufferPOWER CONSUMERMAINS ( DC ADAPTOR )Battery type : Maximum :( DEMO mode “ OFF “ ) , NOM. A, INPUTStandby :55 / 77 / 78Yes60 / 50Hz/73No50 Hz8 SH 190 - 4Remarks :8WDC operation / Backup BufferR20 (UM1 / D-cell) x 6 (9V normal, 6.3V limit) 2011-07-11CMTNAME : Mo Lam KeiKT CHECKA47/11/20117/11/2011MCM1006Issued DateGENERAL PART 1 - GENERAL SPECICFICATIONClass NoRefer to the section of Version OverviewSAFETY requirementsECO Power mode : N/A 1/8 Prated , NOM. A, INPUTFrequency 60 / 50Hz 50 Hz 60 HzVoltage Selection Yes No NoVersion 97 / 98 /12 /96PERFORMANCE CLASSESPOWER SUPPLYMAINS ( A.C. ) 120/230Vac ± 15% 230 Vac ± 10 % 120V+/-15% 220V-10%,240+10% 99-146V, 196-264VacALL climates : - 10 Dregree till + 50 DegreeRADIATION / IMMUNITY requirments ( EMC )CLIMATIC requirements Refer to the section of Version OverviewIIIX XII ISupply + Amplifier Loudspeaker BoxesX X Recorder USB CDGENERAL DESCRIPTIONCDSM with Tuner , CD, USBAux In, Headphone LIFETIME : 5 YearsClass Tuner2011-07-11MCM1006Class NoCHECK8 SH 190 - 57/11/2011Issued DateCMTNAME : Mo Lam KeiKTGENERAL PART 1 - TECHNAICAL SPECICFICATIONA47/11/2011( *1 ) Electrical parameters are to be measuremend at specker terminals across 6 Ohm load ( pure resistor )with rated input signal in AUX mode; with DBB OFFRemarks Rated Impedance Left / Right : 4 Ohms at 125Hz to 16KHzLOUDSPEAKER ( BOXES ) 2.5 mW +/-0.3mW ,at R Load = 32 ohm max volume, 0dB, 1kHz CDDC Operation : .2W, 1 Channels (Lim: -1dB)Frequency Response : 125Hz - 14KHzMicrophone -6 dB track (Audio Disc 1 ,Trk 35 Booster Out( At 500mW Output in flat Mode)USB -6 dB track (Copy from Audio Disc 1 ,Trk 35) HeadphoneAUX 500mV Digital Coaxial OutTuner FM 67.5KHZ,AM80% Modulation(Limit :-6db) Line Out ( Left / Right )CD -6 dB track (Audio Disc 1 ,Trk 35 Subwoofer OutINTERCONNECTSInput Sensitity ( ± dB ) rated ouput power at 1 kHz Line Output Voltage ( *1 )WOOX : N/ASIS : N/A Residual Noise ( Volume Minium ) 0.06DSC : NA uWVAC : N/ADBB Yes Hum ( Volume Minimun )OUTPUT stage Protection : Yes Temperature : YES Shorcircuit : Yes.INDICATORS0.5 uWTECHNIAL DESCRIPTION2 x 2W matching LOUDSPEAKER of 2 x 4R. One INPUT SOURCEGENERAL PARTN.AN.AStandby Mode Indicator : LCD display offECO Mode Indiicator : NAELECTRICAL DATA( At Cold Condition with 10% THD )N.AOUTPUT POWER ( * 1 ) At THD = 10% , 1KHz sinewaveMain Operation : 2W, 1 Channels (Lim: -1dB)N.A3 CMTNAME : Mo Lam KeiKT CHECKSH 190 - 62011-07-1187/11/2011A4CLOCK / CD SPECICFICATIONIssued Date7/11/2011Class NoMCM1006DBB effectUSB PART- Refer to Philips USB direct user requirement spec.: 62dBA(Lim 57 dBA)Channel Separation(10K) : 30dB (Lim. 16dB)CD Shock sens. : 5kgTHD (100 10kHz) : 2%(Lim 3.0%)Channel Separation(1K) : 40dB (Lim. 26dB): NAVolume at Wakeup : NA THD (1kHz) : 1.5%(Lim 2.0%)Channel Unbalance (250 to 10k Hz) : = 1V/mRF >= a26 to 1V/mWAVE RANGEFM Refer to version overviewAM MW 50 dBA TECHNIAL DESCRIPTIONGENERAL PARTRefer to version overviewFM S/N Ratio(A weighted) Mono input 80dBf 55+/- 10StepSearch Tuning Stop Accuracy RF: 91120dBfR/F:3191dBfFM Channel Seprantion -400/1K/5K 21/25/18 18/20/15 dBdBfModulation Hum dB Modulation Hum 45 40 dB1-3LF Generator e.g. PM5110RecorderUse Universal Test Cassette CrO2 SBC419 4822 397 30069LEVEL METERe.g. Sennheiser UPM550with FF-filterS/N and distortion metee.g. Sound Technology ST170LRDUTor Universal Test Cassette Fe SBC420 4822 397 30071LEVEL METERe.g. Sennheiser UPM550with FF-filterS/N and distortion metere.g. Sound Technology ST1700BLRDUTCDUse Audio Signal Disc(replaces test disc 3)SBC429 4822 397 30184Bandpass250Hz-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 out in a Faraday´s cage.Use a bandpass filter (or at least a high pass filter with 250Hz) to eliminate hum (50Hz, 100Hz).RF Generator e.g. PM5326Ri=50:Bandpass250Hz-15kHze.g. 7122 707 48001LF Voltmetere.g. PM2534DUTRF Generator e.g. PM5326S/N and distortion metere.g. Sound Technology ST1700BUse a bandpass filter to eliminate hum (50Hz, 100Hz) and disturbance from the pilottone (19kHz, 38kHz).Ri=50:Tuner FMMEASUREMENT SETUP1-4SERVICE AIDSGB WARNINGAll ICs and many other semi-conductors aresusceptible to electrostatic discharges (ESD).Careless handling during repair can reduce lifedrastically.When repairing, make sure that you areconnected with the same potential as the massof the set via a wrist wrap with resistance.Keep components and tools also at thispotential.ESDCLASS 1LASER PRODUCTGBSafety regulations require that the set be restored to its originalcondition and that parts which are identical with those specified,be usedSafety components are marked by the symbol!.Lead freeSet remains closed!NYPlay a CD for at least 10 minutesYplayabilityok ?Nplayabilityok ?add Info for customer“SET OK“check playabilityNYplayabilityok ?check playabilitycheck playabilityreturn setCustomer complaint“CD related problem“fast“ lens cleaning123For flap loaders (= access to CD drive possible)cleaning method 4 is recommendedINSTRUCTIONS ON CD PLAYABILITY2 - 1Exchange CDM1 - 4 For description - see following pages