Philips-CEM-1000-Service-Manual 电路图 维修手册.pdf

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1、Version 1.1 CEM1000/00/51/98 3141 785 35161 Car entertainment systems Published by LX 1046 Service Audio Subject to modification Copyright 2010 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 Technical specification .1-2 Version variation .1-2 Service measurement setup.1-3 Service aids .1-4 Instructions on CD playability .2-1.2-2 Block diagra

3、m.3-1 Wiring diagram.4-1 Disassembly diagram. .5-1 Main board Circuit diagram .6-1.6-4 Layout diagram .6-5.6-6 Servo board Circuit diagram .7-1 Layout diagram .7-2 Exploded view diagram .8-1 RadioFans.CN 收音机爱 好者资料库 Display Type: High contrast B/W LCD (8 characters) Key illumination: Red Audio Playba

4、ck Playback Media: CD, CD-R, CD-RW, MP3-CD, WMA, WMA-CD Compression format: MP3, WMA Disc Playback Modes: Fast Forward/Backward, Introscan, Next/Previous Album Search, Next/ Previous Track Search ID3 Tag support: Song title, artist, album MP3 bit rates: 32-320kbps and variable bit rate Tuner/Recepti

5、on/Transmission Tuner Bands: AM, FM Stereo Auto digital tuning Tuner Enhancements: Auto search and store No. of preset stations: 18(FM), 12(AM) RDS:StationName,StationInformation,RadioText, Program Type, News, News & Traffic, RDS Clock Set Sound Equalizer: 2-bands Equalizer settings: Classic, Jazz,

6、Pop, Rock, Flat, Optimal, Techno, User defined Sound Enhancement: Dynamic Bass Boost Output power (MAX): 45Wx4 channels Output power (RMS): 22Wx4 channels (4 ohms, 10% T.H.D.) Connectivity MP3-Link: For portable MP3 music playback Preamp output: 1 pair RCA(L/R) Security/Anti-thief Front panel: Detac

7、hable & flip-down Display blackout: 10/20 sec selectable Accessories Remote control: Slim remote with battery User Manual: English, Brazilian Portuguese, Spanish, Traditional Chinese Quick start guide: English, Traditional Chinese, Brazillian Portuguese, Spanish Power Power supply: 12V DC Dimensions

8、 Product dimensions (W x H x D): 188 x 58 x 190 mm Chassis: 1 Din TECHNICAL SPECIFICATION 1 - 2 Type /Versions: Features Board in used: CEM1000 Service policy SERVO BOARD MAIN BOARD * TIPS : C - Component Lever Repair. M - Module Lever Repair - Used /05/00/51 89/16/85/ Feature diffrence RDS VOLTAGE

9、SELECTOR ECO STANDBY - DARK C/M C/M Type /Versions: CEM1000 /05/12/55 89/16/85/ VERSION VARIATION C M C/M C/M 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 LEVEL METER e.g. Sennheiser UPM550 with FF-filter S/N and distortion mete

10、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 (replaces test disc 3) SBC429 4822 397 30184 Bandpass 250Hz-15kHz e.g. 7122

11、 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 a Faradays cage. Use a bandpass filter (or at least a high pass filter with

12、 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 a bandpass filter to eliminate hum (50Hz, 100Hz) and disturbance from the

13、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 repair can reduce life drastically. When repairing, make sure that you are

14、 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 its original condition and that parts which are identical with those speci

15、fied, 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 playability ok ? check playability check playability return set Customer complaint

16、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 PLAYABILITY CHECK For sets which are compatible with CD-RW discs use CD-RW Prin

17、ted 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/backward (search) within a reasonable time For all other sets use CD-DA SB

18、C 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 from 01:05 to 01:25 jump forward/backward (search) within a reasonable tim

19、e 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 or copy-protected CD. In case problems remain, the customer is requested to

20、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 Organizations. 4 LIQUID LENS CLEANING Because the material of the lens is synthetic an

21、d 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 order to guarantee its full function. Clean the lens gently (dont press to

22、o 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 the lens by blowing clean air over it. This to avoid that little particles

23、make scratches on the lens. INSTRUCTIONS ON CD PLAYABILITY 2 - 2 3 - 13 - 1 SET BLOCK DIAGRAM 1)PRESS TO OPEN THE PANEL, THEN DISENGAGE IT FROM THE CHASSIS 2)REMOVE SCERW A AS INDICATED TO DISCHARGE THE TOP LID 3)REMOVE SCREW B & C AS INDICATESD 4)REMOVE SCREW D & E AS INDICATED 5)PUT OUT FLAT CABLE

24、 FROM DECK AS F INDICATED 6)REMOVE 5 SCREWS AS INDICTED TO LOSSEN THE FRONT PANEL A B C DE F BUTTON SET DISASSEMBLY DIAGRAM 5 - 15 - 1 6 - 1 6 - 1 CIRCUIT DIAGRAM - MAIN BOARD AUDIO PART 6 - 26 - 2 CIRCUIT DIAGRAM - MAIN BOARD MCU PART 6 - 36 - 3 CIRCUIT DIAGRAM - MAIN BOARD POWER PART CIRCUIT DIAGR

25、AM - MAIN BOARD RADIO PART 6 - 46 - 4 6 - 56 - 5 LAYOUT DIAGRAM - MAIN BOARD COMPONENT SIDE 6 - 66 - 6 LAYOUT DIAGRAM - MAIN BOARD COPPER SIDE 7 - 17 - 1 CIRCUIT DIAGRAM - SERVO BOARD LAYOUT DIAGRAM - SERVO BOARD 7 - 37 - 3 8 - 18 - 1 6001 6002 6003 6004 6501 6502 6503 6504 6505 6506 CD1 EXPLODED VIEW DIAGRAM