Philips-FWM-153-Service-Manual 电路图 维修手册.pdf

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1、Version 1.1 FWM153/55 3141 785 33511 MP3 Mini Hi-Fi System FWM153X/78 Published by LX 0909 Service Audio Subject to modification Copyright 2009 Philips Consumer Electronics B.V. Eindhoven, The Netherlands All rights reserved. No part of this publication may be reproduced, stored in a retrieval syste

2、m or transmitted, in any form or by any means, electronic, mechanical, photocopying, or otherwise without the prior permission of Philips. CONTENTS 2-1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . no i tac i f i ce

3、ps l ac i nhceT Service measurement setup.1-3 Service aids .1-4 Instructions on CD playability .2-1.2-2 Disassembly diagram. .3-1 Block diagram.4-1 Wiring diagram .4-2 CD board Circuit diagram .5-1 Layout diagram.5-2.5-3 Display board Circuit diagram .6-1 Layout diagram.6-2.6-3 AMP board Circuit dia

4、gram .7-1 Layout diagram.7-2.7-3 Exploded view diagram .8-1 Mechanical parts list.8-2 Electrical parts list.9-1.9-2 FWM153/77 RadioFans.CN 收音机爱 好者资料库 Tuner FM Tuning Range87.5 - 108 MHz Tuning grid50 KHz Sensitivity - Mono, 26dB S/N Ratio - Stereo, 46dB S/N Ratio 22 dBu 45 dBu Search Selectivity28 d

5、Bu Total Harmonic Distortion45 dB AM Tuning Range530 - 1700 kHz Speakers Speaker Impedance8ohm General information AC power110 - 127V/220 - 240V, 50/60Hz Dimensions - Main Unit (W x H x D) - Speaker Box (W x H x D) 220 x 290 x 271 mm 189 x 290 x 175 mm Weight - With Packing - Main Unit - Speaker Box

6、 7.9 kg 3.8 kg 2 x 1.7 kg Supported MP3 disc formats ISO9660, Joliet Maximum title number: 511 (depending on file name length) Maximum album number: 511 Directory nesting up to a maximum of 8 levels Amplifier Rated Output Power2X20W RMS Frequency Response63 - 16000 Hz, 3dB Signal to Noise Ratio62dB

7、Disc Laser TypeSemiconductor Disc Diameter12cm/8cm Support DiscCD-DA, CD-R, CD-RW, MP3-CD, WMA-CD Audio DAC24Bits / 44.1kHz Total Harmonic Distortion65dBA TECHNICAL SPECIFICATION 1 - 2 RadioFans.CN 收音机爱 好者资料库 1-3 LF Generator e.g. PM5110 Recorder Use Universal Test Cassette CrO2SBC419 4822 397 30069

8、 LEVEL METER e.g. Sennheiser UPM550 with FF-filter S/N and distortion mete e.g. Sound Technology ST170 L R DUT or Universal Test Cassette FeSBC420 4822 397 30071 LEVEL METER e.g. Sennheiser UPM550 with FF-filter S/N and distortion meter e.g. Sound Technology ST1700B L R DUT CD Use Audio Signal Disc

9、(replaces test disc 3) SBC429 4822 397 30184 Bandpass 250Hz-15kHz e.g. 7122 707 48001 LF Voltmeter e.g. PM2534 DUT S/N and distortion meter e.g. Sound Technology ST1700B Frame aerial e.g. 7122 707 89001 Tuner AM (MW,LW) To avoid atmospheric interference all AM-measurements have to be carried out in

10、a Faradays cage. Use a bandpass filter (or at least a high pass filter with 250Hz) to eliminate hum (50Hz, 100Hz). RF Generator e.g. PM5326 Ri=50? Bandpass 250Hz-15kHz e.g. 7122 707 48001 LF Voltmeter e.g. PM2534 DUT RF Generator e.g. PM5326 S/N and distortion meter e.g. Sound Technology ST1700B Use

11、 a bandpass filter to eliminate hum (50Hz, 100Hz) and disturbance from the pilottone (19kHz, 38kHz). Ri=50? Tuner FM MEASUREMENT SETUP RadioFans.CN 收音机爱 好者资料库 1-4 SERVICE AIDS GBWARNING All ICs and many other semi-conductors are susceptible to electrostatic discharges (ESD). Careless handling during

12、 repair can reduce life drastically. When repairing, make sure that you are connected with the same potential as the mass of the set via a wrist wrap with resistance. Keep components and tools also at this potential. ESD CLASS 1 LASER PRODUCT GB Safety regulations require that the set be restored to

13、 its original condition and that parts which are identical with those specified, be used Safety components are marked by the symbol !. Lead free Set remains closed! N Y Play a CD for at least 10 minutes Y playability ok ? N playability ok ? add Info for customer SET OK check playability N Y playabil

14、ity ok ? check playability check playability return set Customer complaint CD related problem fast lens cleaning 1 2 3 For flap loaders (= access to CD drive possible) cleaning method 4 is recommended INSTRUCTIONS ON CD PLAYABILITY 2 - 1 Exchange CDM 1- 4 For description - see following pages 1 PLAY

15、ABILITY CHECK For sets which are compatible with CD-RW discs use CD-RW Printed Audio Disc.7104 099 96611 TR 3 (Fingerprint) TR 8 (600 Black dot) maximum at 01:00 playback of these two tracks without audible disturbance playing time for: Fingerprint10seconds Black dot from 00:50 to 01:10 jump forward

16、/backward (search) within a reasonable time For all other sets use CD-DA SBC 444A.4822 397 30245 TR 14 (600 Black dot) maximum at 01:15 TR 19 (Fingerprint) TR 10 (1000 wedge) playback of all these tracks without audible disturbance playing time for: 1000 wedge10seconds Fingerprint10seconds Black dot

17、 from 01:05 to 01:25 jump forward/backward (search) within a reasonable time 2 CUSTOMER INFORMATION It is proposed to add an addendum sheet to the set which informs the customer that the set has been checked carefully - but no fault was found. The problem was obviously caused by a scratched, dirty o

18、r copy-protected CD. In case problems remain, the customer is requested to contact the workshop directly. The lens cleaning (method 3) should be mentioned in the addendum sheet. The final wording in national language as well as the printing is under responsibility of the Regional Service Organizatio

19、ns. 4 LIQUID LENS CLEANING Because the material of the lens is synthetic and coated with a special anti-reflectivity layer, cleaning must be done with a non-aggressive cleaning fluid. It is advised to use “Cleaning Solvent The actuator is a very precise mechanical component and may not be damaged in

20、 order to guarantee its full function. Clean the lens gently (dont press too hard) with a soft and clean cotton bud moistened with the special lens cleaner. The direction of cleaning must be in the way as indicated in the picture below. Before touching the lens it is advised to clean the surface of

21、the lens by blowing clean air over it. This to avoid that little particles make scratches on the lens. INSTRUCTIONS ON CD PLAYABILITY 2 - 2 DISASSEMBLY DIAGRAM VIEW 3 - 13 - 1 Loosen 8 screws PT312 in both sides. a.Plug in the 220V AC power cord , set the menu to CD function, and press STANDBY-ON bu

22、tton , Press OPEN/CLOSEto open CD door. b.Pull out CD door c.Press OPEN/CLOSE button to close the CD tray, power off the mainset and unplug the AC power cord. 4) Remove top cabinet. 5) Loosen 2 screws PWT3 to remove CD tray. 6) Loosen 12 screws T38 and 3 screws PT3x8 to remove Main board. CD DOOR 1

23、2 3 4 5 6 8 7 1 2 3 4 5 6 3) Loosen 6 screws PT312 in rear cabinet . 1 2 6 3 4 7 7 9 12 11 10 （1） 5 （3） （2） SET BLOCK DIAGRAM 4 - 14 - 1 SET WIRING DIAGRAM 4 - 24- 2 5 - 15 - 1 CIRCUIT DIAGRAM - CD BOARD LAYOUT DIAGRAM - CD BOARD COMPONENT SIDE VIEW 5 - 25 - 2 LAYOUT DIAGRAM - CD BOARD COPPER SIDE V

24、IEW 5 - 35 - 3 CIRCUIT DIAGRAM - DISPLAY BOARD 6 - 16 - 1 LAYOUT DIAGRAM - DISPLAY BOARD COMPONENT SIDE VIEW 6 - 2 6 - 2 LAYOUT DIAGRAM - DISPLAY BOARD COPPER SIDE VIEW 6 -36 - 3 CIRCUIT DIAGRAM - AMP BOARD 7 - 17 - 1 LAYOUT DIAGRAM - AMP BOARD COMPONENT SIDE VIEW 7 - 27 - 2 LAYOUT DIAGRAM - AMP BOA

25、RD COPPER SIDE VIEW 7 - 3 7 - 3 EXPLODED VIEW DIAGRAM 8 - 18 - 1 11 14 16 27 4 34 35 8 - 2 MECHANICAL PARTSLIST 11996510021219CLOCK BUTTON 14996510021207OPEN/CLOSE BUTTON 16996510021196POWER BUTTON 27! 996510021442TRANS UL EML662324MT 27A! 996510021438TRANS UL 0-9464T-1 34996500038819CD MECHANISM SA

26、NYO DA11VF 35996500038820CD LOADER WXD-8210 (COMPLETED) 36A99651000643416P(FLEX FT C)CONNECTL150P1A 4996510021198PROG. BUTTON AC1! 996510010129AC CORD BAXI L=1650mm (10A) EP AC2994000004736SLIDE SWITCH (SSV-12-8700S) FM1996510003947FM ANT L1500 ACCESSORIES AUX1996510020741AUX WIRE 400mmW/3.5 STEREO

27、BLK B1996510021443SPEAKER BOX(L) B2996510021199SPEAKER BOX (R) RC996510021209REMOTE HANDSET A! 996510007662UL-APP 110V 3A PLUG CONVERTOR Note:Only these parts mentioned in the list are normal service partsnormal service parts. ELECTRICAL PARTSLIST CD BOARD ASSEMBLY IC102996510015912IC LV23010V SSOP3

28、6 IC201996510013420IC 7314 (SOP 28P)(ANGUS)(EP) IC801996510002298IC LC78692W (CD DSP) SQFP80 IC802996500038842IC LA6548NH (4 CH DRIVER) Q101994000004004CHIP TR NPN 8050C Q602996510010554TR NPN KTD882 (TO-126) (EP) Q605996510017876TR NPN 8050D (TP) Q606994000004004CHIP TR NPN 8050C Q609994000004005CH

29、IP TR PNP 8550D Q610994000004004CHIP TR NPN 8050C Q613994000004005CHIP TR PNP 8550D Q801994000003973CHIP TR MMBT9015C Q802996500038840 TR PNP 2SB764E-SSH-AE(TP) X101996510018248CRYSTAL 7.2MHz (HC49U) PROG BOARD ASSEMBLY CN307996510021434CABLE2P(S FT)#28UL2651L58P1.27 SW612996510021215TACT SW: 6x6mmH

30、3.5 MP3 LINK BOARD ASSEMBLY J301994000003989ST PHONES JACK 3.5MM 7P SW606996510021215TACT SW: 6x6mmH3.5 SPEAKER PLYWOOD BOARD ASSEMBLY CN401996510021435CXH WAFER 4P P=2.5mm(C&K) SP401994000004779SPEAKER TERMINAL 4P MSP-124V AUX BOARD ASSEMBLY JK401996510006430AUX RCA JACK (RCA-207)(RED/WHT 9 - 1 ELE

31、CTRICAL PARTSLIST DISPLAY BOARD ASSEMBLY IC302994000004737IC D6208 (MOTOR DRIVER) SOT8 IC701996510034245 IC LC8776 80B-5AN3 QFP80 IC702996510013449IC FT24C02 (EEPROM) (SOP8)(EP) IR601996510002274SENSOR AT136BV3 (36KHz) (3.3V) LCD601996510021218FWM153LCD DISPL:SDH-A1224-TN-4 LED601996510002275LED WHI

32、TE D5mm (DL5NWCH) Q306996510002285TR NPN STD882 (TO-92)(TP) Q601994000004004CHIP TR NPN 8050C Q603994000003972CHIP TR MMBT9014C Q604994000003972CHIP TR MMBT9014C Q605994000004004CHIP TR NPN 8050C Q606994000004004CHIP TR NPN 8050C Q607994000004005CHIP TR PNP 8550D Q608994000004005CHIP TR PNP 8550D SW

33、601996510021215TACT SW: 6x6mmH3.5 SW602996510021215TACT SW: 6x6mmH3.5 SW603996510021215TACT SW: 6x6mmH3.5 SW604996510021215TACT SW: 6x6mmH3.5 SW605996510021215TACT SW: 6x6mmH3.5 SW607996510021215TACT SW: 6x6mmH3.5 SW608996510021215TACT SW: 6x6mmH3.5 SW609996510021215TACT SW: 6x6mmH3.5 SW610996510021

34、215TACT SW: 6x6mmH3.5 SW611996510021215TACT SW: 6x6mmH3.5 SW613996510021215TACT SW: 6x6mmH3.5 SW614996510021215TACT SW: 6x6mmH3.5 SW615996510021215TACT SW: 6x6mmH3.5 SW616996510021215TACT SW: 6x6mmH3.5 VR701996510018244ENCODER:EC121102X2B-HA1-137 X602996500038822CRYSTAL JF32.768kHz JU2x6 X6039965000

35、38823CRYSTAL 8MHz(HC-49US) AMP BOARD ASSEMBLY IC501996510009066IC TDA8948J (DBS17P)(PHILIPS) Q501996510021217TR PNP 2SB1274 (TO-220F) (EP) Q5019965100214337871 HEAT SINK Q503994000004004CHIP TR NPN 8050C Q504994000004004CHIP TR NPN 8050C Q505994000003972CHIP TR MMBT9014C Q506994000004005CHIP TR PNP 8550D Q509994000004004CHIP TR NPN 8050C F501! 994000004782FUSE 50T D5X20 1.6A 250V(S.B.) F502! 996510002287FUSE T6.3A 250V 5x20 Note:Only these parts mentioned in the list are normal service parts. 9 - 2