Philips-MCM-355-Service-Manual(1) 电路图 维修手册.pdf

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1、 MCM355/12 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 system or transmitted, in any form or by any means, electronic, mechanical, photocopying, or otherwise without the prior pe

2、rmission of Philips. Published by SL 0915 Service Audio Printed in The Netherlands Subject to modification Micro System Version 1.0 CLASS 1 LASER PRODUCT 3141 785 33930 TABLE OF CONTENTS Page Location of PCBs .1-2 Specifi cations .1-3 Measurement Setup .1-4 Service Aids, Safety Instruction, etc .1-5

3、 CD Playability Check .1-6 to 1-7 Software Version Checking .2 Set Wiring & Block Diagram .3 Audio AMP Board .4 MCU & USB & Headphone Boards .5 Touch Panel & VFD & Power Key Boards .6 Set Mechanical Exploded View & Parts List .7 Revision List .8 RadioFans.CN 收音机爱 好者资料库 1-2 VERSION VARIATIONS Type /V

4、ersions: Board in used: MCM205 Service policy MAIN BOARD MCU BOARD USB JACK BOARD * TIPS : C - Component Lever Repair. M - Module Lever Repair - Used C /12 /05/55 89/ 16/85/ DISPLAY & KEY BOARD C C TUNER BOARDM x HEADPHONE BOARDC /37 C/M DISPLAY & KEY BOARD HEADPHONE BOARD MCU BOARD TUNER BOARD USB

5、BOARD MAIN BOARD PCBS LOCATION RadioFans.CN 收音机爱 好者资料库 Specifications Amplifier Rated Output Power 4X50W RMS Frequency Response 63 - 14000 Hz, 3dB Signal to Noise Ratio 62dB Disc Laser Type Semiconductor Disc Diameter 12cm/8cm Support Disc CD-DA, CD-R, CD-RW, MP3-CD, WMA-CD Audio DAC 24Bits / 44.1kH

6、z Total Harmonic Distortion65dBA Tuner (FM) Tuning Range 87.5 - 108 MHz Tuning grid 50 KHz Sensitivity - Mono, 26dB S/N Ratio 22 dBu Search Selectivity 28 dBu Total Harmonic Distortion 45 dB Speakers Speaker Impedance 6ohm General information AC power 220 - 230V, 50Hz Operation Power Consumption42W

7、Standby Power Consumption20W Eco Standby Power Consumption0.8W Dimensions - Main Unit (W x H x D) - Speaker Box (W x H x D) 173 x 257 x 240mm 173 x 257 x 240mm Weight - With Packing - Main Unit - Speaker Box 10.8 kg 2.3 kg 2 x 2.8 kg USB playability information Compatible USB devices: USB fl ash mem

8、ory (USB 2.0 or USB1.1) USB flash players (USB 2.0 or USB1.1) memory cards (requires an additional card reader to work with this MCM355) Supported formats: USB or memory fi le format FAT12, FAT16, FAT32 (sector size: 512 bytes) MP3 bit rate (data rate): 32-320 Kbps and variable bit rate WMA v9 or ea

9、rlier Directory nesting up to a maximum of 8 levels Number of albums/ folders: maximum 99 Number of tracks/titles: maximum 999 ID3 tag v2.0 or later File name in Unicode UTF8 (maximum length: 128 bytes) Unsupported formats: Empty albums: an empty album is an album that does not contain MP3/ WMA fi l

10、es, and is not be shown in the display. Unsupported file formats are skipped. For example, Word documents (.doc) or MP3 ?files with extension .dlf are ignored and not played. AAC, WAV, PCM audio ? files DRM protected WMA ? files (.wav, .m4a, .m4p, .mp4, .aac) WMA fi les in Lossless format Supported

11、MP3 disc formats ISO9660, Joliet Maximum title number: 512 (depending on file name length) Maximum album number: 255 Supported sampling frequencies: 32 kHz, 44.1kHz, 48 kHz Supported Bit-rates: 32256 (kbps), variable bit rates 1-3 RadioFans.CN 收音机爱 好者资料库 1-4 LEVEL METER e.g. Sennheiser UPM550 with F

12、F-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 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 Tu

13、ner 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 Generator e.g. PM5326 Ri=50 Bandpass 250Hz-15kHz e.g. 7122 707 48001 LF Voltmeter e.g.

14、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 pilottone (19kHz, 38kHz). Ri=50 Tuner FM MEASUREMENT SETUP 1-5 SERVICE AIDS GBWARNING All ICs and many other semi-conductors are su

15、sceptible to electrostatic discharges (ESD). Careless handling during 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 LA

16、SER PRODUCT GB Safety regulations require that the set be restored to 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 playabi

17、lity ok ? add Info for customer SET OK check playability N Y playability ok ? check playability check playability return set Customer complaint CD related problem fast lens cleaning For flap loaders (= access to CD drive possible) cleaning method is recommended INSTRUCTIONS ON CD PLAYABILITY 1 - 6 E

18、xchange CDM -For description - see following pages PLAYABILITY 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: Fingerpr

19、int10seconds Black dot from 00:50 to 01:10 jump forward/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

20、for: 1000 wedge10seconds Fingerprint10seconds Black dot from 01:05 to 01:25 jump forward/backward (search) within a reasonable time 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

21、 problem was obviously caused by a scratched, dirty or copy-protected CD. In case problems remain, the customer is requested to contact the workshop directly. The lens cleaning (method ) should be mentioned in the addendum sheet. The final wording in national language as well as the printing is unde

22、r responsibility of the Regional Service Organizations. 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 prec

23、ise mechanical component and may not be damaged in 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 touchi

24、ng the lens it is advised to clean the surface of the lens by blowing clean air over it. This to avoid that little particles make scratches on the lens. INSTRUCTIONS ON CD PLAYABILITY 1 - 7 How to read software version, 1. Standby mode, press and hold PLAY button for 5 seconds, LCD Display shows exi

25、sting MCU software version, eg. “V300313”. SERVICE TEST PROGRAM 2-1 2-1 2. No USB status, press and hold POWER and SOURCE buttons for 3 seconds, LCD Display shows existing USB software version, eg. “V0022”. 3-13-1 SET BLOCK DIAGRAM 3-23-2 SET WIRING DIAGRAM 4-14-1 PCB LAYOUT - AUDIO AMP BOARD 4-2 4-

26、2 CIRCUIT DIAGRAM - AUDIO AMP BOARD (PART1) 4-3 4-3 CIRCUIT DIAGRAM - AUDIO AMP BOARD (PART2) 5-15-1 PCB LAYOUT - MCU BOARD 5-2 5-2 CIRCUIT DIAGRAM - MCU BOARD (PART1) 5-3 5-3 CIRCUIT DIAGRAM - MCU BOARD (PART2) 5-45-4 PCB LAYOUT - USB BOARD (TOP VIEW) PCB LAYOUT - USB BOARD (BOTTOM VIEW) 5-5 5-5 CI

27、RCUIT DIAGRAM - USB BOARD 5-65-6 PCB LAYOUT - HEADPHONE BOARD (TOP VIEW)PCB LAYOUT - HEADPHONE BOARD (BOTTOM VIEW) PCB LAYOUT - AUX BOARD (TOP VIEW) PCB LAYOUT - AUX BOARD (BOTTOM VIEW) 5-7 5-7 CIRCUIT DIAGRAM - HEADPHONE & AUX JACK BOARD 6-16-1 PCB LAYOUT - TOUCH PANEL BOARD (TOP VIEW) 6-26-2 PCB L

28、AYOUT - TOUCH PANEL BOARD (BOTTOM VIEW) 6-3 6-3 CIRCUIT DIAGRAM - TOUCH PANEL BOARD 6-4 6-4 PCB LAYOUT - VFD BOARD (TOP VIEW) 6-56-5 PCB LAYOUT - VFD BOARD (BOTTOM VIEW) 6-6 6-6 CIRCUIT DIAGRAM - VFD BOARD (PART1) 6-7 6-7 CIRCUIT DIAGRAM - VFD BOARD (PART2) 6-8 6-8 PCB LAYOUT -POWER KEY BOARD 6-9 6-

29、9 CIRCUIT DIAGRAM - POWER KEY BOARD 193031 15 SET MECHANICAL EXPLODED VIEW 7-17-1 7 - 27 - 2 7 27 2 MECHANICAL & ACCESSORIES PARTS LISTELECTRICAL PARTS LISTELECTRICAL PARTS LIST Loc12NCDescriptionLoc12NCDescriptionLoc12NCDescriptionLoc.12NCDescriptionLoc.12NCDescriptionLoc.12NCDescription MAIN UNIT

30、1996510020641FRONT CABINETC2101996510004554 CBB CAP HMFS 5 0 47UF 63VQ214994000005755 TRANSISTOR KTA1273 TO 92L1 996510020641FRONT CABINETC2101 996510004554 CBB CAP HMFS-5 0.47UF 63VQ214994000005755 TRANSISTOR KTA1273 TO-92L 2 996510020642TOP CABINETC2102 996510004554 CBB CAP HMFS-5 0.47UF 63VQ50199

31、6500039268 TRANSISTOR KTC-8050C 3 996510020643BOTTOM CABINETC56 996510004554 CBB CAP HMFS-5 0.47UF 63VQ600996510012833 TRANSISTOR BC857B 4 996510020644POWER BUTTONC57 996510004554 CBB CAP HMFS-5 0.47UF 63VQ601996510012833 TRANSISTOR BC857B 5 996510020654TOUCH PANEL LENSCN1 996510025039 AC SOCKET 2P

32、P7.9MMQ602996510012793 TRANSISTOR BC847B5 996510020654TOUCH PANEL LENSCN1 996510025039 AC SOCKET 2P P7.9MMQ602996510012793 TRANSISTOR BC847B 6 996510020645USB DOORD1 996510010774 DIODE 1N4148 FDLL4148Q603996510012833 TRANSISTOR BC857B 7 996510020646CD DOOR COVER INNERD101 996500038177 DIODE PRLL4001

33、Q703996510012793 TRANSISTOR BC847B 8 996510020647CD DOOR COVER OUTERD11 996510001053 RECTIFIER DIODE RL201Q704996510012793 TRANSISTOR BC847B 9 996510020648FRAME STANDD2 996510010774 DIODE 1N4148 FDLL4148Q705996510012793 TRANSISTOR BC847B 10996510020612USB BRACKETD201996500038177 DIODE PRLL4001Q70699

34、4000003206 TRANSISTOR 8550D10 996510020612USB BRACKETD201 996500038177 DIODE PRLL4001Q706994000003206 TRANSISTOR 8550D 11 994000005786CD MECHANISM DA11VF(SANYO)D602 996510010774 DIODE 1N4148 FDLL4148Q707996510012793 TRANSISTOR BC847B 12 996510000871CD TRAY LOADERD603 996510010774 DIODE 1N4148 FDLL41

35、48T501994000003226 AC LINE FILTER 400UH -30% 13 !9965100008765 FT VDE APPRROVED POWER CORDD604 996510010774 DIODE 1N4148 FDLL4148U1 996510020220 IC PT2308L-S(L) SOP-8PIN 14996510012855FM TUNER MODULE FOR DC199A/12D608996510010774 DIODE 1N4148 FDLL4148VFD1996510025037 VFD FOR MCM35514 996510012855FM

36、TUNER MODULE FOR DC199A/12D608 996510010774 DIODE 1N4148 FDLL4148VFD1996510025037 VFD FOR MCM355 15 !996510020649SWITCHING TRANSFORMER MODULED609 996510010774 DIODE 1N4148 FDLL4148X101 996510005000 CRYSTAL 12MHZ 49S 20PF+/-20PPM 16 996510020650REMOTE CONTROLD7 996500038177 DIODE PRLL4001X60299651001

37、2842 XTAL 32.768KHZ 12.5PF 17 996510005595PIG TAIL ANTENNA WIRE BLACKD701 996510010774 DIODE 1N4148 FDLL4148X604996510016577 XTAL 8MHZ?20PF+/-20PPM 18 996510020651SINGLE SPK BOX L/RD702 996510003726 SCHOTTKYBARRIER DIODE PRLL5817X701996510012834 XTAL 16.934MHZ BOX TYPE 19 996510025038VFD BRACKETG 99

38、6510025042 FFC CABLE 120MM 16P P1MMY601994000003209 CRYSTAL 4.332MHZ HC-49/S 29 996510025148MCU & TOUCH PANEL PCBH 996510025043 FFC CABLE 260MM 7P P1MMZD1996510020636 ZENER DIODE 12V 1/2W LL-34 30 996510025036MCM355 VFD PCBHP901 994000001456 STEREO HEADPHONE JACKZD101996510012789 ZENER DIODE 7V5 31

39、996510025034AUDIO POWER AMP PCBHP902 994000001456 STEREO HEADPHONE JACKZD102996510020637 ZENER DIODE 7V5 1/2W TCLLZ7V5 34996510025041REAR CABINETHP902994000003229 HEADPHONE JACK D3 5MMZD1M996510000379 ZENER DIODE 11V 1/2W (TC11V)34 996510025041REAR CABINETHP902 994000003229 HEADPHONE JACK D3.5MMZD1M

40、996510000379 ZENER DIODE 11V 1/2W (TC11V) I 996510025044 FFC CABLE 260MM 9P P1MMZD2996510020638 ZENER DIODE TCLLZ6V2 LL34 IC1 996510005002 IC D2761 (SILICORE)ZD2001996510004556 DIODE 5V1 1/2W TCLLZ5V1 LL34 IC101 996510020609 IC ATA2508DA-40N 40QFNZD201996510004555 DIODE 10V 1/2W TCLLZ10V LL34 IC2 99

41、6510012838 IC TDA8920BTH SOT566-3ZD204996510004556 DIODE 5V1 1/2W TCLLZ5V1 LL34 IC201 994000005724 IC LD1117AL-3.3V-DZD3996510020636 ZENER DIODE 12V 1/2W LL-34 IC202 996510002327 IC KIA7806API-U/P TO-220ISZD4996510020636 ZENER DIODE 12V 1/2W LL-34 IC2101 996510012838 IC TDA8920BTH SOT566-3ZD50199651

42、0004559 DIODE 8V2 1/2W TCLLZ8V2 LL34 IC301 996510020610 IC VFD DRIVER PT6324QL 52PZD607996510020639 ZENER DIODE 4V3 1/2W IC5996510001055 IC BA4558 SOP8ZD608996510020640 ZENER DIODE 3V9 1/2WIC5 996510001055 IC BA4558 SOP8ZD608996510020640 ZENER DIODE 3V9 1/2W IC501 996510010771 IC 7314(ANGUS)ZD608996

43、510020640 ZENER DIODE 3V9 1/2W IC502 996510005002 IC D2761 (SILICORE) IC6 996510001055 IC BA4558 SOP8 IC601 996510012832 IC LC87F1HC8A PROGRAMMEDIC601 996510012832 IC LC87F1HC8A PROGRAMMED IC601M 994000003215 RDS IC SAA6581T IC602 996510020611 IC LC87F7BC8A-QIP-E PROGRAMMED IC603 996510020172 IC AT2

44、4C02B-TH-T IC604 996510001069 IC D6208 SOP8 IC701996510012790 IC LC786921W UPHI EIC701 996510012790 IC LC786921W-UPHI-E IC702 996510012791 LA6548NHL-TE-L-E IC801 996510001055 IC BA4558 SOP8 IR1 996510010778 INFRARED REC STRANGLE TYPE J 996510025045 FFC CABLE 260MM 19P P1MMJ 996510025045 FFC CABLE 26

45、0MM 19P P1MM J501 !996510016570 AC POWER SOCKET 2P VDE JACK1 994000003196 8.3MM RCA JACK JOUT 996510017000 AUDIO TERMINAL JACK 8P B/B/R/R JOUT 996510025035 AUDIO TERMINAL JACK 8P K996510025046 FFC CABLE 300MM 20P P1 25MMK 996510025046 FFC CABLE 300MM 20P P1.25MM KEY1 996500039269 TACT SWITCH L 99651

46、0025047 FFC CABLE 350MM 10P P1.25MM Q1 996510001414 TRANSISTOR?KTB772?(KEC)?TAPE Q101996500039268 TRANSISTOR KTC-8050CQ101 996500039268 TRANSISTOR KTC-8050C Q2 994000003206 TRANSISTOR 8550D Q20 996510002323 TRANSISTOR S8550 SMD TYPE Note: Only these parts mentioned in the list areQ201 996510002323 TRANSISTOR S8550 SMD TYPE normal service parts.Q203 994000001436 TRANSISTOR 2SB1566-F