Philips-FWM-3500-Service-Manual电路原理图.pdf

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1、allTABLE OF CONTENTSPageTechnical specification .1-13Safety instruction.2-1 ESD protection.2-2 Set Block diagram . .3-1Set Wiring diagram. .4-1Disassembly diagram . 5-1Main boardCircuit diagram.6-1 Layout diagram.6-2.6-3boardCircuit diagram.7-1Layout diagram.7-2.7-4Mechanical Exploded view. . .11-1C

2、opyright 2010 Philips Consumer Electronics B.V. Eindhoven, The NetherlandsAll rights reserved. No part of this publication may be reproduced, stored in a retrieval system ortransmitted, in any form or by any means, electronic, mechanical, photocopying, or otherwise withoutthe prior permission of Phi

3、lips.Published by LX 1 Service Audio Printed in The Netherlands Subject to modicationVersion 1.Seu Mini Hi-Fi SystemFWM3500/Key & DisplayboardCircuit diagram.8-1.8-2Layout diagram.8-3.8-5Amp & TunerboardCircuit diagram.9-1.10-1Layout diagram.9-23.10-23Mcu & CD02113141 785 374601 - 2Type /Versions:Fe

4、aturesBoard in used:Service policyMain BOARDdisplay BOARD* TIPS : C - Component Lever Repair.M - Module Lever Repair- UsedFeature diffrenceRDSVOLTAGE SELECTORECO STANDBY - DARKType /Versions:FWM3500VERSION VARIATIONamp BOARDkey BOARD(ARGENTINA)(LATAM)C/Mmic BOARDmcu BOARDFWM3500/55 x/77tuner BOARDcd

5、 BOARD/55 x/77C/MC/MC/MC/MC/MLocation of PC BoardsTechnical Specification and Connection Facilities Main BoardTuner BoardRectifier BoardAmp BoardKey mic BoardUsb BoardDisplay BoardCD BoardMcu BoardKey BoardKey BoardC/MC/MC/MC/MC/MC/MC/MC/MegaPnpotiprcseD.oN1 GENERAL PART 1 - FRONT PANNEL SPECICFICAT

6、ION 12 GENERAL PART 2 - BACK PANNEL SPECICFICATION 23 GENERAL PART 3 - GENERAL SPECICFICATION 34 GENERAL PART 4 - TECHNICAL SPECICFICATION 46 GENERAL PART 5 - AUDIO SIGNAL SPECICFICATION 5-67 GENERAL PART 6 - CLOCK / TIMER SPECICFICATION 78 GENERAL PART 8 - TUNER SPECICFICATION ( All ) 99 GENERAL PA

7、RT 9 - CD / MP3 SPECICFICATION 1010 GENERAL PART 10 - VERSION OVERVIEW SPECICFICATION 11FWM3000-3500-4000-4500 SH 190 Contact List 1 - 3CLIMATIC requirements ALL climates : + 5 Dregree till + 35 DegreeMODERATE climates : + N.A till N.A Degree 1/8 Prated , NOM. A, INPUT FWM3500/4500 or )27-009-2011GE

8、NERAL PART 1 - TECHNAICAL SPECICFICATIONIssued Date1Class NoFWM3000/3500/4000/4500AllVer324A4 - 091 HS01: ETADNAME : MZ.FENGKT CHECK101 - 5+18dB01Tabel 1b ( Tolerance 3dB )-0.5Tabel 1b ( Tolerance 3dB )SAMBADSC Modes with DBB 2 ONSAMBA+11dB0SAMBA+5.5dB0-3+0.3dBDSC Modes with DBB Off+0.5dB0-3Tabel 1b

9、 ( Tolerance 3dB )0.5dB1 kHz 0 dB 0.5db10 kHz -0.5 dB + 2dB +3dB + 1dB 1 kHz +0dB +1dB +1dB+2 dB+14 dB + 17.0 dB + 20.0 dB + 18.0 dB+1 dB FrequencyDSC Modes with DBB 3 ONJAZZ POP TECHNO OPTIMAL1 kHz +0 dB +1dB +1 dB +1 dB 60 HzBd5.0 - Bd1 + Bd 5.1-zHk01FrequencyJAZZ POP TECHNO+ 14.0 dB + 15.0 dB Bd

10、0.11 + Bd8+zH 06Inject sine wave 2V to AUX-IN socket with frequencies indicated in Table 1.OPTIMALInject sine wave 2V at 1 KHz to L/R channels of AUX-IN socket.Set DSC to JAZZ(Flat) mode and switch off DBB. Max offRefence level for DSCs without DBB on=500mW.Refence level for DSCS with DBB on=1.7V at

11、 the speaker terminal .AUDIO SIGNAL PROCESSINGMP3-USB Mini Hi Fi System with Digital Tuner ,Class AB Power Amplifier1 ) DSC ( Digital Sound Control )Select AUX as input source with the following set conditions:FrequencyJAZZ POP ROCK JUNGLE SAMBA-1.5 dB -0.6dB +1 dB -0.5 dB60 Hz -1.8 dB + 3 dB + 6dB1

12、 dB10 kHzFrequencyJAZZ POP TECHNO OPTIMALDSC Modes with DBB 1 ON+1 dB 60 Hz +3 dB +8dB + 8.5dB1 kHz 0 dB +1 dB 1 dB-0.5dB 10 kHz -1.5 dB +-0.6dB +1dBTabel 1a ( Tolerance 3dB )5.5 dB1GENERAL PART 1 - GENERAL SPECICFICATIONCHECKClass NoFWM3000/35000/4000/4500AllVer227-009-2011: ETADNAME : MZ.FENG DATE

13、:25/08/07 10 10 SH 190 - 5KTIssued DateA431 - 610 kHz 2V - - 0.5 dBNote : The above specs also apply to right channel.NO SIFFO SI- + 3.0 dB -7.0 dB2V - 0 -+2.0 dB -17.0 dB1 kHz + 3.5 dB -0 dB2V -Bd 0.1 -zH 06AUDIO SIGNAL PROCESSINGMP3 - USB Mini Hi Fi System with Digital Tuner , 3 CDC-MP3 for FWM400

14、0/4500. 1CDCfor FWM3000/3500FREQINPUT LEVEL3 ) IS ( Incredible Sound )Select AUX as input source.Inject sine wave 2V at 1kHz to AUX-IN socket, one channel at a time (input level 500mV for /37,2V for /55 ).Right channel reference to left channel. LEFT RIGHTOUTPUT LEVELSet DSC to JAZZ ( Flat ) mode an

15、d switch of DBB, OSM & INCREDIBLE SURROUND.Adjust volume level to obtain 500mW across 4OHM load at L/R speaker output.Inject sine wave 2V to AUX-IN socket withfrequency indicated in Table 3 (input level 500mV for /37,2V for /55 ).Table 3 ( Tolerence 3 dB )LEFT RIGHT LEFT RIGHTNote : When these modes

16、 are activ DBB and DSC will not be displayedDBB Level presetDBB OFFDBB 2The VEC modes are software controlled by switching the combination between DBB and DSC modes as show in Table 4.3 BBDonhceTDBB 14 ) DSC Mode ( Jazz , Rock, Techno and Optimal )5 ) MAX ( Maximum Sound ) Select AUX as input source

17、.Inject sine wave 2V at 1kHz to AUX-IN socket, one channel at a time (input level 600mV for /37,2V for /55 ).DSC MODEOptimalPOPJazz60 Hz 00 dB + 19 .0 dB1 kHzSet DSC to JAZZ ( Flat ) mode and switch of DBB, OSM & INCREDIBLE SURROUND.Adjust volume level to obtain 500mW load at L/R speaker output.The

18、500mW level will be used as 0 dB referenceInject sine wave 2V to AUX-IN socket withfrequency indicated in Table 5 (input level 600mV for /37,2V for /55 ).Bd 0.7 +010 kHz - 0.5 dB + 10.0 dBFREQ Max OFF Max ONGENERAL PART 1 - AUDIO SIGNAL SPECICFICATION ( 2 )Class NoFWM3000/3500/4000/4500AllVer Issued

19、 Date12 27-009-2011: ETAD6 - 091 HS0101GNEF.ZM : EMANKT CHECKA431 - 7MicrophoneCHECK4A9- 091 HS0101: ETADNAME : MZ.FENG27-009-2011Class NoFWM3000-4500 AllVer32Remarks :USB SPECICFICATIONIssued Date1%5=) dethgiew - A ( ) zHk1,Bd0 ( oitaR esioN ot langiS= 40dBBd 1 W1)tupni Vm2 zhK 1 , = rewop tuptuOno

20、itacificepSnoitpircseD60Hz - 16kHzBd 3 -/+ = ) dethgiew - A ( ) zHk1,Bd0 ( oitaR esioN ot langiSBd04 = ) zHK 1 ,Bd0 ( ( klatssorC lennahC( 0 dB, 10 KHz )GENERAL PARTOutput power = , 1 Khz ) 50W 1 Db(fwm3000/4000) 70W 1 Db(for fwm3500/4500)noitacificepSnoitpircseDTECHNIAL DESCRIPTIONAUX modle1 - 8A4:

21、 ETADKCEHCTK7 - 091 HS0101GNEF.ZM : EMAN231 27-009-2011RemarkCLOCK / TIMMER SPECICFICATIONClass NoFWM3000/3500/4000/4500AllVer Issued DateDCL :epyT yalpsiDNo of Timer Settings : 1Clock Accuracy : Nom : 1 sec/day Limit : 2 sec/dayINDICATORSrenuT ro BSU DC :edoM puekaW remiT.noisrev rehto rof srh42 ,n

22、oisrev 73/ rof rh21 :gnitteS emiT skrameRgnitteS tsaL :puekaW ta emuloVTECHNIAL DESCRIPTIONSOFTWARE IMPLEMENTED CLOCK / TIMER FUNCTION WITH 32.768KHZ QUARTZ OSCILLATOR.GENERAL PARTremiT dna kcolC :gnitteS remiT1 - 9: ETADNAME : MZ.FENGCHECK10 10 SH 190 -83A4Issued Date1 27-009-2011Class NoFWM3000-45

23、00AllVerzHk4 - zH06zHk1 ecnerefer ,) Bd3 -/+ ( esnopseR ycneuqerFzHk61 - zHK4zHk01 ecnerefer ,) Bd4 -/+ ( esnopseR ycneuqerF2Remarks :USB SPECICFICATION) retlif zHK 1 htiw( Bd04 =) zHK 1 ,Bd 0 ( klatssorC lennahC) dethgiew - A ( ABd06 =) zHK 1 ,Bd 0 ( oitaR esioN ot langiSBd5.1 -/+ ) dethgiew - A (

24、) zHk1,Bd0 ( oitaR esioN ot langiSBd04 = )k1( klatssorC lennahCBd04 =) zHK 01 ,Bd 0 ( mhOk 5.1 = ecnatsiseR tuptuOCN zhK 1 ,Bd mho k 33 = LR egatloV tuptuOBd 1 -/+ = ecnalabnU lennahCGENERAL PARTMeasurement are directly done at the connector on CDC boardnoitacificepSnoitpircseDTECHNIAL DESCRIPTIONUSBSee also SH 190 USB Audio Module (300605)Measurment are directly done at the coonector on the board1 - 10