Philips MC108 Service Manual
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Micro System
Copyright 2007 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 0 7 15- Service Audio
Version 1.2

TABLE OF CONTENTS

Handling chip components .......................................... 1-1
Technical Specifications .............................................. 2-1
Service Tool ................................................................. 2-1
Measurement setup . .................................................... 2-2
Connections and Controls ...................................3-1.. 3-2
Set Block diagram ....................................................... 4-1
Set Wiring diagram ...................................................... 4-2
Disassembly diagram .................................................. 5-1
Main board - Circuit diagram
CD part ..................................................................... 6-1
Tuner part ................................................................. 6-2
Main borad - Layout diagram..............................6-3 .. 6-4
Display board - Circuit diagram ................................... 7-1
Display board - Layout diagram..........................7-2 .. 7-3
Set Mechanical Exploded view . .................................. 8-1
Mechanical Service parts list ...................................... 8-2
Electrical Service parts list..................................9-1 .. 9-2
Revision list................................................................10-1
Printed in The Netherlands
MC108,MC108B,MC108C/
Page
Subject to modification
all
© 3141 785 30992

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Summary of Contents for Philips MC108

  • Page 1: Table Of Contents

    Micro System MC108,MC108B,MC108C/ TABLE OF CONTENTS Page Handling chip components .......... 1-1 Technical Specifications ..........2-1 Service Tool ..............2-1 Measurement setup ............. 2-2 Connections and Controls ........3-1.. 3-2 Set Block diagram ............4-1 Set Wiring diagram ............4-2 Disassembly diagram ..........5-1 Main board - Circuit diagram CD part ..............6-1 Tuner part ..............6-2 Main borad - Layout diagram......6-3 .. 6-4 Display board - Circuit diagram ........7-1 Display board - Layout diagram......7-2 .. 7-3 Set Mechanical Exploded view ........8-1 Mechanical Service parts list ........8-2 Electrical Service parts list........9-1 ..
  • Page 2: Handling Chip Components

    1 - 1 1 - 1 HANDLING CHIP COMPONENTS HANDLING CHIP COMPONENTS WARNING WAARSCHUWING © ñ All ICs and many other semiconductors are susceptible to Alle IC´s en vele andere halfgeleiders zijn gevoelig voor electrostatic discharges (ESD). Careless handling during electrostatische ontladingen (ESD). repair can reduce life drastically. Onzorgvuldig behandelen tijdens reparatie kan de levensduur When repairing, make sure that you are connected with the drastisch doen vermindern. Zorg ervoor dat u tijdens reparatie same potential as the mass of the set via a wristband with via een polsband met weerstand verbonden bent met hetzelfde resistance. Keep components and tools at this potential. potentiaal als de massa van het apparaat. Houd componenten en hulpmiddelen ook op ditzelfde potentiaal. ATTENTION WARNUNG AVVERTIMENTO Tous les IC et beaucoup d´autres semi-conducteurs sont Alle ICs und viele andere Halbleiter sind empfindlich Tutti IC e parecchi semi-conduttori sono sensibili alle scariche sensibles aux décharges statiques (ESD). Leur longévite gegenüber elektrostatischen Entladungen (ESD). statiche (ESD). pourrait être considérablement écourtée par le fait qu´aucune Unsorgfältige Behandlung im Reparaturfall kann die La loro longevità potrebbe essere fortemente ridatta in caso di précaution nést prise à leur manipulation. Lebensdauer drastisch reduzieren. non osservazione della più grande cauzione alla loro Lors de réparations, s´assurer de bien être relié au même Sorgen Sie dafür, daß Sie im Reparaturfall über ein Puls- manipolazione. Durante le riparationi occorre quindi essere...
  • Page 3: Technical Specifications

    2 - 1 TECHNICAL SPECIFICATIONS -/93 : 220V -/93 : 50Hz...
  • Page 4 2 - 2 SERVICE MEASUREMENT Tuner FW 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 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 Frame aerial e.g. 7122 707 89001 To avoid atmospheric interference all AM-measurements have to be carried out in a Faraday«s cage. Use a bandpass filter (or at least a high pass filter with 250kHz) to eliminate hum (50Hz, 100Hz). RECORDER Use Audio Signal Disc SBC429 4822 397 30184 Use Universal Test Cassette Fe SBC420 4822 397 30071 (replaces test disc 3) LF Generator e.g. PM5110 S/N and distortion meter S/N and distortion meter e.g. Sound Technology ST1700B e.g. Sound Technology ST1700B LEVEL METER LEVEL METER...
  • Page 5: Connections And Controls

    3 - 1 CONNECTION AND CONTROLS...
  • Page 6 3 - 2 CONNECTION AND CONTROLS...
  • Page 7: Set Block Diagram

    4 - 1 SET BLOCK DIAGRAM...
  • Page 8: Set Wiring Diagram

    4 - 2 SET WIRING DIAGRAM DISPLAY PCB CNP1 CNP2 CNP401 CNP3 CNP4 CD DOOR CN103 CN101 CN104 MAIN PCB...
  • Page 9: Disassembly Diagram

    5 - 1 5 - 1 DISASSEMBLY DIAGRAM Dismantling of the Bottom Cabinet 1) Remove 4 screws A as indicated to loosen the Rear Cabinet. 2) Remove 2 screws B as indicated to loosen the Bottom Cabinet. BOTTOM CAB. Dismantling of the Front Cabinet and Main Board 1) Remove 2 screws C as indicated to loosen the Front Cabinet.
  • Page 10: Cd Part

    6 - 1 6 - 1 CIRCUIT DIAGRAM - MAIN BOARD CD PART...
  • Page 11: Tuner Part

    6 - 2 6 - 2 CIRCUIT DIAGRAM - MAIN BOARD TUNER PART...
  • Page 12 6 - 3 6 - 3 LAYOUT DIAGRAM - MAIN BOARD COMPONENT SIDE...
  • Page 13 6 - 4 6 - 4 LAYOUT DIAGRAM - MAIN BOARD COPPER SIDE...
  • Page 14 7 - 1 7 - 1 CIRCUIT DIAGRAM - DISPALY BOARD...
  • Page 15 7 - 2 7 - 2 LAYOUT DIAGRAM - DISPLAY BOARD COMPONENT SIDE...
  • Page 16 7 - 3 7 - 3 LAYOUT DIAGRAM - DISPLAY BOARD COPPER SIDE...
  • Page 17 8 - 1 8 - 1 SET EXPLODED VIEW DIAGRAM...
  • Page 18 8 - 2 MECHANICAL PARTSLIST 996500039693 BOTTOM CABINET (only for -/93) 994000005402 BOTTOM CABINET (not for -/93) 994000005403 FRONT CABINET ASSY (not for -/93) 996500042086 FRONT CABINET ASSY (only for -/93) 994000005404 REAR CAB (not for -/93) 996500039694 REAR CAB (only for -/93) 994000005397 BACK LIGHT LENS 994000005405 CD DOOR (not for -/93) 996500039334 CD DOOR (only for -/93)
  • Page 19 9 - 1 ELECTRICAL PARTSLIST - MAIN BOARD - MISCELLANEOUS - X101 994000004352 CRYSTAL 75KHZ 12.5PF+-20PPM X102 994000004354 RESONATOR CRA16.93MHz+-5% SPJ1 994000003661 SPK JACK PT-22V11 ! 994000004359 GLASS FUSE T2A/250V 994000004376 SWITCH SL14-22AH-5AN (for -/85) 994000005379 MAIN BOARD ASS'Y (2W) - IC &...
  • Page 20 9 - 2 ELECTRICAL PARTSLIST - DISPLAY BOARD - MISCELLANEOUS - SW402 994000005393 TACT SWITCH SW403 994000005393 TACT SWITCH SW404 994000005393 TACT SWITCH SW405 994000005393 TACT SWITCH SW401 994000004167 V/TACT SWITCH SW406 994000004167 V/TACT SWITCH SW407 994000004167 V/TACT SWITCH SW408 994000004167 V/TACT SWITCH SW409 994000004167 V/TACT SWITCH...
  • Page 21 IC TC94A58FAG-456 IC102 994000002844 IC TA2157FN IC103 994000001236 IC M24C01-WMN6 IC104 994000005381 IC D9258PH 994000004344 IC (PHILIPS) HEF4052BT 994000004347 IC (TOSHIBA) TC9260P 994000004345 IC (SAMSUNG) KA7806E (TO-220) 994000004346 IC POWER AMP (SANYO) LA4627 IC501 994000004532 IC KA7808E Q101 TRANSISTORS KSB772YS...
  • Page 22 ELECTRICAL PARTSLIST - DISPLAY BOARD - MISCELLANEOUS - 994000004367 OPTIC SENSER FM-6038TM2-5AN 994000001942 16P FFC 1MM L80MM LCD1 994000005386 LCD DISPLAY LED1 994000005385 LED LAMP (WHITE) LED2 994000005385 LED LAMP (WHITE) PVC1 994000004147 P.V.C #T443DF-1DF44Q-JE(A/F) SW401 994000004167 V/TACT SWITCH 7X7.4MM 3.85MM SW402 994000005393 TACT SWITCH...
  • Page 23 996510000269 AM LOOP ANT ASS'Y( MC108B/79) 996510006792 AM LOOP ANT ASSY ( MC108C/05) 996510002170 REMOTE CONTROL ASS'Y( MC108B/79) 996510006790 RC PART PHILIPS (MC108C/05) SPEA 996510002171 SPEAKER BOX ASS'Y (2W) ( MC108B/79) 996510006791 SPK BOX PART 2W L+R (MC108C/05) Note: Only these parts mentioned in the list are...
  • Page 24: Revision List

    10 - 1 REVISION LIST Version 1.0 (3141 785 30990) - Initial Release Version 1.1 (3141 785 30991) - New versions MC108/93 is introduced. - Pages 8-2 : Mechanical parts list adapted. - Pages 9-1 and 9-2 : Electrical parts list adapted.

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