Philips MCM298/37 - User Manual

MCM298/37/55
©
Copyright 2006 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 0629 Service Audio Printed in The Netherlands Subject to modification
Micro System
Version 1.0
CLASS 1
LASER PRODUCT
© 3141 785 31140
TABLE OF CONTENTS
Page
Location of PC Boards & Versions Variation ........................1-2
Specifi cations .......................................................................1-3
Measurement Setup .............................................................1-4
Service Aids, Safety Instruction, etc ...........................1-5 to 1-7
Preparations & Controls ...........................................1-8 to 1-11
Disassembly Instructions & Service positions .........................2
Service Test Program ..............................................................3
Set Block Diagram ................................................................... 4
Set Wiring Diagram ................................................................. 5
Main Board ..............................................................................6
ECO 6 Tuner Board : Systems Non Cenelec ........................7A
Power Board ............................................................................ 8
Display (MCU) Board...............................................................9
Key Boards ............................................................................10
Set Mechanical Exploded View & Parts List .......................... 11
All manuals and user guides at all-guides.com

Summary

Specifications

Measurement Setup

Tuner FM Measurement Setup

Setup for measuring FM tuner performance.

Tuner AM (MW,LW) Measurement Setup

Setup for measuring AM tuner performance.

CD Measurement Setup

Setup for measuring CD player performance.

Service Aids, Safety Instruction, etc.

Handling Chip Components

ESD Precautions

Precautions regarding electrostatic discharge during repair.

General Safety Regulations

Rules for safe repair and component handling.

Laser Safety Warning

Warning about invisible laser radiation when the unit is open.

Leakage Current Test

Procedure for testing leakage current after service.

Information About Lead-Free Soldering

Service Instruction

Essential checks and procedures after completing repairs.

Service Test Program

Set Block Diagram

Set Block Diagram

Overall system block diagram showing component interactions.

Set Wiring Diagram

Set Wiring Diagram

Diagram illustrating the wiring connections between components.

Main Board

Main PCB Layouts

Main PCB Circuit Diagrams

Circuit diagrams for audio and CD parts of the main board.

ECO6 Tuner Board

ECO6 Tuner Board Block Diagram

ECO6 Tuner Board Schematic Diagram

Detailed schematic of the ECO6 Tuner Board.

ECO6 Tuner Board Adjustment Table

Power Board

Power PCB Circuit Diagram

Circuit diagram for the Power PCB.

Display Board

Display PCB Circuit Diagram

Circuit diagram for the Display PCB.

Philips MCM298/37 Specifications