Philips MCM103 Service Manual

Micro hi-fi system
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Micro Hi-Fi System
CONTENTS
Technical specification ..................................................................1-2
Service measurement setup..........................................................1-3
Service aids .................................................................................1-4
Instructions on CD playability ................................................2-1..2-2
Block diagram................................................................................3-1
Wiring diagram...............................................................................4-1
Disassembly diagram............ ........................................................5-1
Circuit diagram ..................................................................6-1..6-4
Layout diagram..................................................................6-5..6-6
Circuit diagram .........................................................................7-1
Layout diagram..................................................................7-2..7-3
Circuit diagram .........................................................................8-1
Layout diagram.........................................................................8-2
Exploded view diagram .................................................................9-1
Mechanical parts list ......................................................................9-2
Electrical parts list........................................................................10-1
©
Copyright 2011 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 LX 1125 Service Audio
Version 1.4
Subject to modification
MCM103
/98/96/93
MCM103B
/77/12
3141 785 34454

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Summary of Contents for Philips MCM103

  • Page 1: Table Of Contents

    Electrical parts list................10-1 © Copyright 2011 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: Technical Specification

    5.14 kg Search Selectivity < 36 dBu - Main Unit 2.002 kg - Speaker Box 2 x 0.895 kg VERSION VARIATION Type /Versions: MCM103 Service policy Board in used: DISPLAY BOARD MAIN BOARD AMP BOARD Type /Versions: MCM103 Features Feature diffrence...
  • Page 3: 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 4: Service Aids

    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 5: Instructions On Cd Playability

    2 - 1 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 6 2 - 2 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 7: Block Diagram

    BLOCK DIAGRAM...
  • Page 8: Wiring Diagram

    WIRING DIAGRAM CDM (SANYO DA11B3VZ) SPEAKER JACK CON6 JACK1 SPEAKER JACK BOARD REM1 POWER/ CON9 CON1 AMP BOARD DISPLAY BOARD CON108 MAIN BOARD CON7 CON14 CON5 CON201 CON3 CON12 CON2 CON13 CON10 CON11 CON4 CON8...
  • Page 10 CIRCUIT DIAGRAM - MAIN BOARD PART1...
  • Page 11 CIRCUIT DIAGRAM - MAIN BOARD PART2...
  • Page 12 CIRCUIT DIAGRAM - MAIN BOARD PART3...
  • Page 13 CIRCUIT DIAGRAM - MAIN BOARD PART4...
  • Page 14 LAYOUT DIAGRAM - MAIN BOARD TOP SIDE...
  • Page 15 LAYOUT DIAGRAM - MAIN BOARD BOTTOM SIDE...
  • Page 16 CIRCUIT DIAGRAM - DISPLAY BOARD...
  • Page 17 LAYOUT DIAGRAM - DISPLAY BOARD TOP SIDE...
  • Page 18 LAYOUT DIAGRAM - DISPLAY BOARD BOTTOM SIDE...
  • Page 19 CIRCUIT DIAGRAM - AMP BOARD...
  • Page 20 LAYOUT DIAGRAM - POWER BOARD...
  • Page 21: Exploded View Diagram

    SET EXPLODED VIEW DIAGRAM...
  • Page 22: Mechanical Parts List

    CD DOOR SWITCH DLS-02-W-1 S002 994000004376 SWITCH SL14-22AH-5AN TR01 ! 996510029299 TRANSFO VDE EI57 127/240V(-/96/98) TR01 ! 996510037696 TRANSFO UP57 220V(-/93) 0001 996510029753 PCBA-MAIN "MCM103/96" 0001N 996510041639 PCBA-MAIN (LM1B1040030096 onwards) CBA-MAIN "MCM103/96" 0001 996510029297 PCBA-MAIN"MCM103/98" 0001N 996510041645 PCBA-MAIN (LM1B1040021342 onwards) CBA-MAIN "MCM103/98"...
  • Page 23: Electrical Parts List

    10 - 1 ELECTRICAL PARTSLIST(not for -B/77) MAIN BOARD ASSEMBLY 994000001346 E.CAP 4700UF 25V -20% F401 ! 994000001222 FUSE RADIAL LT 2A 250V 996510025073 IC TC94A77FG-612 -SMD IC301 996510018861 IC SI4702 IC701 996510014303 IC UE2314 IC702 994000002838 IC BA15BC0FP IC703 994000002839 IC LM1117S-3.3 IC705...

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