Philips MCM305/12 User manual

MCM305/12

©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 permission of Philips.

Published by SL 0920 ServiceAudio Printed in The Netherlands Subject to modiﬁcation

Micro System

Version 1.0

CLASS 1

LASER PRODUCT

©3141 785 34140

TABLE OF CONTENTS

Page

Location of PCBs..................................................................1-2

Speciﬁcations .......................................................................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

Main & Tuner & Headphone Boards........................................4

MCU & USB Board..................................................................5

Display & Key Board ...............................................................6

Set Mechanical Exploded View & Parts List............................7

Revision List............................................................................8

MCU BOARD

DISPLAY & KEY BOARD

TUNER BOARD

MAIN BOARD

AUX/HP BOARD

USB BOARD

CDM

RECTIFIER BOARD

VERSION VARIATIONS

Type /Versions:

Board in used:

MCM305

Service policy

MAIN BOARD

MCU BOARD

USB JACK BOARD

* TIPS : C -- Component Lever Repair.

M -- Module Lever Repair

-- Used

C/M

/12 /05 /55 89/

16/85/

DISPLAY & KEY BOARD C

C

TUNER BOARD M

x

HEADPHONE BOARD C

/37

C/M

1-2

PCBS LOCATION

RECTIFIER BOARD M

1) MCU version : at CD mode and No CD, press and hold "PLAY" & "DBB" buttons more than 5 seconds at the same time,

the display will show the version of MCU, e.g. “CD-042 MCU-017”.

2) While displaying MCU software version, to turn VOLUME knob can show full display pattern for Key Founction Test,

SOFTWARE VERSION CHECKING

2 - 1 2 - 1

MCU & USB BOARD

TABLE OF CONTENTS

MCU Board Layout Top View ..........................................5-2

MCU Board Layout Bottom View ..................................... 5-3

USB Jack Board Layout Diagram..................................... 5-4

Circuit Diagram.................................................................5-5

5-1 5-1

5-2 5-2

PCB LAYOUT - MCU BOARD (TOP VIEW)

5-3 5-3

PCB LAYOUT - MCU BOARD (BOTTOM VIEW)

5-4 5-4

LAYOUT DIAGRAM - USB BOARD

5-5 5-5

CIRCUIT DIAGRAM - MCU & USB BOARD

DISPLAY/KEY BOARD

TABLE OF CONTENTS

Layout Top View ............................................................... 6-2

Layout Bottom View.......................................................... 6-3

Circuit Diagram................................................................. 6-4

6-1 6-1

6-2

PCB LAYOUT - DISPLAY/KEY BOARD (TOP VIEW)

6-2

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