Philips-FWM-654-Service-Manual电路原理图.pdf

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1、Version 1.13141 785 35321400W Subwoofer Mini Hi-Fi SystemPublished by LX 1038 Service Audio Subject to modification Copyright 2011 Philips Consumer Electronics B.V. Eindhoven, The NetherlandsAll rights reserved. No part of this publication may be reproduced, stored in a retrievalsystem or transmitte

2、d, in any form or by any means, electronic, mechanical, photocopying,or otherwise without the prior permission of Philips.CONTENTSTechnical specification .1-2Version variation .1-2Service measurement setup.1-3 Service aids .1-4 Instructions on CD playability .2-1.2-2Block diagram .3-1Wiring diagram

3、.4-1 Disassembly diagram. .5-1.5-2Tuner boardCircuit diagram .6-1 Layout diagram .6-2Main boardCircuit diagram .7-1 Layout diagram .7-2.7-3Front boardCircuit diagram .8-1 Layout diagram .8-2.8-3AMP BoardCircuit diagram. .9-1Layout diagram .9-2.9-3CD boardCircuit diagram .10-1Layout diagram .10-2.10-

4、3MCU BoardCircuit diagram. .11-1Layout diagram .11-2.11-3Exploded view diagram .12-1FWM653/55/77/BKFWM654X/77Sound Total Sound Power (RMS): 400 W Output power (RMS): 4x60W/ch + 160W Sound Enhancement: MAX Sound, Dynamic BassBoost 3 steps, Incredible Surround, Digital SoundControl 4 modes, Virtual Am

5、bience Control Output Power: 6500W PMPOLoudspeakers Number of Loudspeakers: 3 Main Speaker: 2“ tweeter, Bass Reflex SpeakerSystem, 5.25“ woofer Subwoofer driver: 8“ woofer Subwoofer type: PassiveAudio Playback Loader Type: 3 CD Carousel Number of Discs: 3 Playback Media: CD, CD-R, CD-RW, MP3-CD, WMA

6、-CD Disc Playback Modes: 40-Track Programmable,Repeat/one/disk/program, Shuffle Play USB Direct Modes: Play/Pause, Stop, Previous/Next, Fast Backward/Fast Forward, Repeat,Shuffle, DeleteTuner/Reception/Transmission Auto digital tuning Station presets: 40 Tuner Bands: MW, FM Stereo Tuner Enhancements

7、: Auto Store, Easy Set (Plug &Play)Connectivity Audio Connections: RCA Aux in, 3.5mm stereoline in -MP3 link USB: USB host Microphone: Dual Microphone sockets Other connections: FM Antenna, MW AntennaConvenience Alarms: CD Alarm, USB alarm, Radio Alarm, Sleeptimer Clock: On main display Display Type

8、: LCD Karaoke: MIC volume, Echo controlAccessories Remote control: 36-key with 2xAAA batteries User Manual: Spanish, B-Portuguese Quick start guide: Spanish, B-Portuguese Guarantee booklet: Global version Included accessories: FM/MW Antenna, Batteriesfor remote control, *Flat pin adaptor, AC PowerCo

9、rd Cables: MP3 line-in cableDimensions Set dimensions (W x H x D): 269 x 310 x 352 mm Subwoofer dimensions (W x H x D):260 x 310 x 426 mm Packaging dimensions (W x H x D):1085 x 498 x 367 mm Weight incl. Packaging: 23.5 kg Speaker Depth: 292 mm Speaker Height: 310 mm Speaker Width: 209 mmPower Power

10、 supply: 100-240VAC, 50/60HzTECHNICAL SPECIFICATION1 - 2Type /Versions:FeaturesBoard in used:FWM653Service policyMAIN BOARD* TIPS : C - Component Lever Repair.M - Module Lever Repair- Used/55 /00 /7789/39/KB/Feature diffrenceRDSVOLTAGE SELECTORECO STANDBY - DARKType /Versions:FWM653/55 /00 /7789/39/

11、KB/VERSION VARIATIONC/MTUNER BOARDAMP BOARD49/C/MC/MC/MC/MC/MC/MC/MC/MC/MC/MC/MC/MC/MC/MC/MC/MC/M49/FRONT BOARDCD BOARDMCU BOARD1-3LF Generator e.g. PM5110RecorderUse Universal Test Cassette CrO2 SBC419 4822 397 30069LEVEL METERe.g. Sennheiser UPM550with FF-filterS/N and distortion metee.g. Sound Te

12、chnology 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. PM25

13、34DUTS/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 Faradays cage.Use a bandpass filter (or at least a high pass filter with 250Hz) to eliminate hum (50Hz, 100Hz).RF

14、 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 SE

15、TUP1-4SERVICE 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 resistanc

16、e.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 f

17、or 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 recommende

18、dINSTRUCTIONS ON CD PLAYABILITY2 - 1Exchange CDM1 - 4 For description - see following pages1PLAYABILITY CHECKFor sets which are compatible with CD-RW discsuse CD-RW Printed Audio Disc.7104 099 96611TR 3 (Fingerprint)TR 8 (600 Black dot) maximum at 01:00 playback of these two tracks without audible d

19、isturbanceplaying time for: Fingerprint 10secondsBlack dot from 00:50 to 01:10 jump forward/backward (search) within a reasonable timeFor all other sets use CD-DA SBC 444A.4822 397 30245TR 14 (600 Black dot) maximum at 01:15TR 19 (Fingerprint)TR 10 (1000 wedge) playback of all these tracks without a

20、udible disturbanceplaying time for: 1000 wedge 10secondsFingerprint 10secondsBlack dot from 01:05 to 01:25 jump forward/backward (search) within a reasonable time2CUSTOMER INFORMATIONIt is proposed to add an addendum sheet to the set whichinforms the customer that the set has been checkedcarefully -

21、 but no fault was found.The problem was obviously caused by a scratched, dirty orcopy-protected CD. In case problems remain, the customeris requested to contact the workshop directly. The lens cleaning (method 3) should be mentioned in theaddendum sheet.The final wording in national language as well

22、 as the printingis under responsibility of the Regional Service Organizations.4LIQUID LENS CLEANINGBecause the material of the lens is synthetic and coatedwith a special anti-reflectivity layer, cleaning must be donewith a non-aggressive cleaning fluid. It is advised to use“Cleaning Solvent The actu

23、ator is a very precise mechanical component andmay not be damaged in order to guarantee its full function.Clean the lens gently (dont press too hard) with a soft andclean cotton bud moistened with the special lens cleaner.The direction of cleaning must be in the way as indicated inthe picture below.

24、Before touching the lens it is advised to clean thesurface of the lens by blowing clean air over it.This to avoid that little particles make scratches onthe lens.INSTRUCTIONS ON CD PLAYABILITY2 - 2BLOCK DIAGRAM3-1 3-1CD SERVO BU9543MCUBX8804128pin QFPINPUTRC5/RC6 CODELCDET8862Q& KEY PARTTDA8922CTHMA

25、IN L/RINPUTRCSENSOR16M SDRAM8M SERIAL FALSH EN25T80PICK UPMOTORADC WM87823CDCDRIVER ICTDA7073AMUX74LVC157AUXTUNERSI4730 OR TUENRPACK MICRO PHONEUSB/SDMOTOR DRIVER BA5826IICMUL-L/RIICPCM,DATE PCMCD L/RTUNER L/RCONTROL DATACD PCM BCK,LRCK,DATETDA8920CTHFRFUNCTION IC TDA7468D3CD LOADERTDA8922CTHSUBFLFH

26、RFHL2 X 50W2 X 50WMP3 LINEINPUTAMP3CDCPICK UPMOTORTUNERSI4730 OR TUENRPACK MICRO PHONE3CD LOADERSUBFLFHRFHL2*50W2*50W1*200WMP3LINEAMP BOARD3CDC8P/120MMCN903 TO CON3018P/150MMCN611 TO CON302FR6P/120MMCN602 TOCON5215P/150MMCN607 TO CW10510P/120MM（AB）CN607 TO CW10518P/130MM（AA）CN603 TO CW1015P 150/330M

27、M（3+2P）CN904 TO CN609/CN6124P/150MMCN903 TO J63CDC KEY4P/150MMCN912 TO CN9134P/220MM（AA）CN906 TO CN907USB4P/220MMCW104 TO CN90416P/170MM（AA）CN501 TO CD RF6P/200MMCN505 TO CD MOTOR5P/200MM（AA）CN504 TO CON23CDOPEN/CLOSE2P/200MMCN551 TO CON128P/80MM(AA)CW101 TO CON589MICRO PHONEMAIN BOARDKEY BOARDMCU B

28、OARDUSB BOARDCD BOARD14P/180MM（AB）CN901 TOCW1POWER SUPPLYAC CORD6F(BLACK)WIRING DIAGRAM4-1 4-1DISMANTLING INSTRUCTIONS1) Loosen 4 screws to remove the Cover Top of the set.2) Loosen 3 screws to remove the Panel Left and 3 screws toremove the Panel Right of the set.3) Slide out the CDC Tray as shown

29、in the diagram below withthe help of a flat head screw driver.Dismantling of the CDC Module and Front PanelRemove CDC Module4) Remove the Cover Tray CDC as indicated.Sliding Out The CDC TrayFront View CDCRemove Cover Tray CDC5) Loosen 2 screws A and 2 screws B to remove the CDCModule as indicated.6)

30、 Remove 2 screws at the bottom to separate theFront Panel Assembly from the Plate Bottom.BB5-1 5-1Dismantling of Rear PortionDismantling of the PCB Board1)Remove 3 screws C as indicated to loosen the Tuner Board.3)Remove 4 screws E and 4 screws I as indicated to loosen the Amp Board.4)Remove 3 screw

31、s F as indicated to loosen the Bottom Cabinet.5)Remove 4 screws G as indicated to loosen the fan.2)Remove 5 screws D and 4 screws J as indicated to loosen the Main Board.2)Remove 2 screws M as indicated to loosen the USB Board.1)Remove 27 screws K&L as indicated to loosen the KEY1&2 Board.CFD EIJKL MG5-2 5-2