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Micro System
©
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 permission of Philips.
Published by SL 0915 Service Audio
Version 1.0
TABLE OF CONTENTS
Location of PCBs .................................................................. 1-2
Specifi cations ....................................................................... 1-3
Measurement Setup ............................................................. 1-4
Service Aids, Safety Instruction, etc ..................................... 1-5
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
Printed in The Netherlands
Subject to modification
MCM355
Page
CLASS 1
LASER PRODUCT
© 3141 785 33930
/12

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Summary of Contents for Philips MCM355

  • Page 1 LASER PRODUCT © 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 permission of Philips.
  • Page 2 PCBS LOCATION DISPLAY & KEY BOARD TUNER BOARD MAIN BOARD MCU BOARD USB BOARD HEADPHONE BOARD VERSION VARIATIONS Type /Versions: MCM205 Service policy Board in used: MAIN BOARD MCU BOARD USB JACK BOARD DISPLAY & KEY BOARD TUNER BOARD HEADPHONE BOARD * TIPS : C -- Component Lever Repair.
  • Page 3: Specifications

    USB flash players (USB 2.0 or USB1.1) Disc • memory cards (requires an additional card reader to work with this Laser Type Semiconductor MCM355) Disc Diameter 12cm/8cm Supported formats: Support Disc CD-DA, CD-R, • USB or memory fi le format FAT12,...
  • Page 4: Measurement Setup

    MEASUREMENT SETUP Tuner FM Bandpass LF Voltmeter 250Hz-15kHz e.g. PM2534 e.g. 7122 707 48001 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). Tuner AM (MW,LW ) Bandpass LF Voltmeter...
  • Page 5 SERVICE AIDS WARNING 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 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.
  • Page 6 1 - 6 INSTRUCTIONS ON CD PLAYABILITY Customer complaint "CD related problem" Set remains closed! check playability playability ok ? For flap loaders (= access to CD drive possible) "fast" lens cleaning cleaning method is recommended check playability playability ok ? Play a CD for at least 10 minutes check playability...
  • Page 7 1 - 7 INSTRUCTIONS ON CD PLAYABILITY PLAYABILITY CHECK LIQUID LENS CLEANING Before touching the lens it is advised to clean the surface of the lens by blowing clean air over it. For sets which are compatible with CD-RW discs This to avoid that little particles make scratches on use CD-RW Printed Audio Disc ....7104 099 96611 the lens.
  • Page 8 SERVICE TEST PROGRAM How to read software version, 1. Standby mode, press and hold PLAY button for 5 seconds, LCD Display shows existing MCU software version, eg. “V300313”. 2. No USB status, press and hold POWER and SOURCE buttons for 3 seconds, LCD Display shows existing USB software version, eg.
  • Page 9 SET BLOCK DIAGRAM...
  • Page 10 SET WIRING DIAGRAM...
  • Page 11 PCB LAYOUT - AUDIO AMP BOARD...
  • Page 12 CIRCUIT DIAGRAM - AUDIO AMP BOARD (PART1)
  • Page 13 CIRCUIT DIAGRAM - AUDIO AMP BOARD (PART2)
  • Page 14 PCB LAYOUT - MCU BOARD...
  • Page 15 CIRCUIT DIAGRAM - MCU BOARD (PART1)
  • Page 16 CIRCUIT DIAGRAM - MCU BOARD (PART2)
  • Page 17 PCB LAYOUT - USB BOARD (TOP VIEW) PCB LAYOUT - USB BOARD (BOTTOM VIEW)
  • Page 18 CIRCUIT DIAGRAM - USB BOARD...
  • Page 19 PCB LAYOUT - HEADPHONE BOARD (TOP VIEW) PCB LAYOUT - HEADPHONE BOARD (BOTTOM VIEW) PCB LAYOUT - AUX BOARD (TOP VIEW) PCB LAYOUT - AUX BOARD (BOTTOM VIEW)
  • Page 20 CIRCUIT DIAGRAM - HEADPHONE & AUX JACK BOARD...
  • Page 21 PCB LAYOUT - TOUCH PANEL BOARD (TOP VIEW)
  • Page 22 PCB LAYOUT - TOUCH PANEL BOARD (BOTTOM VIEW)
  • Page 23 CIRCUIT DIAGRAM - TOUCH PANEL BOARD...
  • Page 24 PCB LAYOUT - VFD BOARD (TOP VIEW)
  • Page 25 PCB LAYOUT - VFD BOARD (BOTTOM VIEW)
  • Page 26 CIRCUIT DIAGRAM - VFD BOARD (PART1)
  • Page 27 CIRCUIT DIAGRAM - VFD BOARD (PART2)
  • Page 28 PCB LAYOUT -POWER KEY BOARD...
  • Page 29 CIRCUIT DIAGRAM - POWER KEY BOARD...
  • Page 30 SET MECHANICAL EXPLODED VIEW 19 30 31 15...
  • Page 31 FM TUNER MODULE FOR DC199A/12 D608 D608 996510010774 DIODE 1N4148 FDLL4148 996510010774 DIODE 1N4148 FDLL4148 VFD1 VFD1 996510025037 VFD FOR MCM355 996510025037 VFD FOR MCM355 ! 996510020649 SWITCHING TRANSFORMER MODULE D609 996510010774 DIODE 1N4148 FDLL4148 X101 996510005000 CRYSTAL 12MHZ 49S 20PF+/-20PPM...