Philips FWM352 Service Manual

Philips FWM352 Service Manual

Mp3 3cdc mini system
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MP3 3CDC Mini System
Service Manual

TABLE OF CONTENTS

Handling chip components ............................................................1-1
Information about lead-free soldering ............................................1-2
Technical specification...................................................................2-1
Service tools ..................................................................................2-1
Service measurement setup ..........................................................2-2
Connections and controls .......................................................3-1..3-3
Maintenance and troubleshooting .................................................3-4
Disassembly diagram .............................................................4-1..4-2
Set block diagram ..........................................................................5-1
Set wiring diagram .........................................................................5-2
FRONT BOARD
circuit diagram ..........................................................................6-1
layout diagram ...................................................................6-2..6-3
circuit diagram(mic part) ...........................................................6-4
©
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 LX 0627 Service Audio
Version 1.1
Printed in The Netherlands
Subject to modification
FWM352,FWM371
MAIN BOARD
circuit diagram(tuner part).........................................................7-1
circuit diagram(tape part)..........................................................7-2
circuit diagram ..........................................................................7-3
layout diagram ...................................................................7-4..7-5
AMP BOARD
circuit diagram ..........................................................................8-1
layout diagram ..........................................................................8-2
POWER BOARD
circuit diagram ..........................................................................9-1
layout diagram(for FWM352) ....................................................9-2
layout diagram(for FWM371) ....................................................9-2
3CDC BOARD
circuit diagram ............................................................. 10-1..10-2
layout diagram ...............................................................10-3..10-4
Exploded view diagram................................................................11-1
Mechanical partslist .....................................................................11-2
Electrical partslist................................................................12-1..12-6
Revision list..................................................................................13-1
all versions
CLASS 1
LASER PRODUCT
© 3141 785 30761

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Table of Contents
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Summary of Contents for Philips FWM352

  • Page 1: Table Of Contents

    LASER PRODUCT © 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.
  • Page 2: Handling Chip Components

    1 - 1 HANDLING CHIP COMPONENTS...
  • Page 3: Information About Lead-Free Soldering

    To avoid wear-out of tips switch off un-used equipment, or reduce heat. • Mix of lead-free solder alloy / parts with leaded solder alloy / parts is possible but PHILIPS recommends strongly to avoid mixed solder alloy types (leaded and lead-free).
  • Page 4: Technical Specification

    Image rejection : > 20 dB Battery remote : 3 V (AAA x 2) Power consumption normal < 70W (FWM352) AUDIO CASSETTE RECORDER normal < 80W (FWM371) Standby : < 15 W Number of tracks : 1 stereo Dimension (W x H x D)
  • Page 5: Service Measurement Setup

    2 - 2 SERVICE MEASUREMENT Bandpass Tuner SW LF Voltmeter 250Hz-15kHz Aerial replacement e.g. PM2534 e.g. 7122 707 48001 RF Generator Capacitor e.g. PM5326 S/N and distortion meter e.g. Sound Technology ST1700B 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 250Hz) to eliminate hum (50Hz, 100Hz).
  • Page 6: Connections And Controls

    3 - 1 CONNECTION AND CONTROLS...
  • Page 7 3 - 2 CONNECTION AND CONTROLS...
  • Page 8 3 - 3 CONNECTION AND CONTROLS...
  • Page 9: Maintenance And Troubleshooting

    3 - 4 MAINTENANCE AND TROUBLESHOOTING...
  • Page 10: Disassembly Diagram

    4 - 1 4 - 1 DISASSEMBLY DIAGRAM Dismantling of the CDC Module and Front Panel Dismantling of the Cassette Cover 1) Loosen 4 screws to remove the Cover Top of the set. 2) Loosen 2 screws to remove the Panel Left and 2 screws to remove the Panel Right of the set.
  • Page 11 4 - 2 4 - 2 DISASSEMBLY DIAGRAM Dismantling of Rear Portion A Remove the back panel : B Remove Left and Right panel : A1 Remove screws M3x12 (4pcs) B1 Remove screws M3x10 (2pcs) A2 Remove screws M3x10 (14pcs) B2 Remove screws M3x10 (2pcs) Dismantling of the Front Cabinet and PCB Boards F Remove screws M3x10 (4pcs)
  • Page 12: Set Block Diagram

    5 - 1 5 - 1 SET BLOCK DIAGRAM...
  • Page 13: Set Wiring Diagram

    5 - 2 5 - 2 SET WIRING DIAGRAM...
  • Page 14: Circuit Diagram

    6 - 1 6 - 1 CIRCUIT DIAGRAM - FRONT BOARD...
  • Page 15 6 - 2 6 - 2 CIRCUIT DIAGRAM - FRONT BOARD...
  • Page 16: Layout Diagram(Ant&Currouse Motor&Drawer Motor Board)

    6 - 3 6 - 3 LAYOUT DIAGRAM - FRONT BOARD...
  • Page 17: Layout Diagram(For Fwm352)

    6 - 4 6 - 4 LAYOUT DIAGRAM - ANT BOARD LAYOUT DIAGRAM - FRONT BOARD MIC PART LAYOUT DIAGRAM - CURROUSE MOTOR BOARD LAYOUT DIAGRAM - DRAWER MOTOR BOARD...
  • Page 18 7 - 1 7 - 1 CIRCUIT DIAGRAM - MAIN BOARD TUNER PART...
  • Page 19 7 - 2 7 - 2 CIRCUIT DIAGRAM - MAIN BOARD TAPE PART...
  • Page 20 7 - 3 7 - 3 CIRCUIT DIAGRAM - MAIN BOARD...
  • Page 21 7 - 4 7 - 4 LAYOUT DIAGRAM - MAIN BOARD...
  • Page 22 7 - 5 7 - 5 LAYOUT DIAGRAM - MAIN BOARD...
  • Page 23 8 - 1 8 - 1 CIRCUIT DIAGRAM - AMP BOARD...
  • Page 24 8 - 2 8 - 2 LAYOUT DIAGRAM - AMP BOARD...
  • Page 25 9 - 1 9 - 1 CIRCUIT DIAGRAM - POWER BOARD...
  • Page 26 9 - 2 9 - 2 LAYOUT DIAGRAM - POWER BOARD LAYOUT DIAGRAM - POWER BOARD ONLY FOR FWM352 ONLY FOR FWM371...
  • Page 27 10 - 1 10 - 1 CIRCUIT DIAGRAM - 3CDC BOARD PART1...
  • Page 28 10 - 2 10 - 2 CIRCUIT DIAGRAM - 3CDC BOARD PART2...
  • Page 29 10 - 3 10 - 3 LAYOUT DIAGRAM - 3CDC BOARD...
  • Page 30 10 - 4 10 - 4 LAYOUT DIAGRAM - 3CDC BOARD...
  • Page 31: Exploded View Diagram

    11 - 1 11 - 1 EXPLODED VIEW DIAGRAM NAME...
  • Page 32: Mechanical Partslist

    LEFT MAIN SPK BOX (FWM371) 994000004578 MIC KNOB 996500039003 RIGHT MAIN SPK BOX (FWM371) 994000004584 CASSETTE DOOR LENS 996500039004 LEFT MAIN SPK BOX (FWM352) 994000004569 CASS KEYS DOOR (-/55/79) 996500039005 RIGHT MAIN SPK BOX (FWM352) 994000004658 CASS KEYS DOOR (-/12) 994000004559...
  • Page 33 12 - 1 ELECTRICAL PARTSLIST - MAIN BOARD - DIODES - VD201 994000002836 VARICAP DIODE 1SV-149 VD202 994000002836 VARICAP DIODE 1SV-149 D201 994000004341 SMD DIODE BAV99L 994000004363 SMD DIODE PMLL4148L 994000004363 SMD DIODE PMLL4148L 994000004363 SMD DIODE PMLL4148L 994000004363 SMD DIODE PMLL4148L 994000002446 RECTIFIER BRIDGE RS402 994000004534...
  • Page 34 12 - 2 ELECTRICAL PARTSLIST - POWER BOARD - MISCELLANEOUS - 994000001225 SAFETY CAP 275V 0.22UF +-20% (FWM352) C805 994000001225 SAFETY CAP 275V 0.22UF +-20% (FWM371) 994000001226 FILTER INDUCTOR 400UH 3A (FWM352) L802 994000001226 FILTER INDUCTOR 400UH 3A (FWM371) 994000001229...
  • Page 35 12 - 3 ELECTRICAL PARTSLIST - FRONT BOARD - DIODES - 994000004341 SMD DIODE BAV99L 994000004341 SMD DIODE BAV99L 994000004363 SMD DIODE PMLL4148L 994000001234 LED LAMP 3mm 994000001234 LED LAMP 3mm - IC & TRANSISTORS - 994000004338 TRANSISTORS PMBT3904 994000004338 TRANSISTORS PMBT3904 994000004338 TRANSISTORS PMBT3904...
  • Page 36 12 - 4 ELECTRICAL PARTSLIST - AMP BOARD - IC & TRANSISTORS - 994000001203 IC TDA8947J/N3 994000004337 TRANSISTORS 2SD1936T-AC 994000004337 TRANSISTORS 2SD1936T-AC 994000004337 TRANSISTORS 2SD1936T-AC 994000004337 TRANSISTORS 2SD1936T-AC 994000004337 TRANSISTORS 2SD1936T-AC 994000004545 TRANSISTORS BUK9507-30B 994000004546 TRANSISTORS PBSS4140S - MISCELLANEOUS - 994000001196 BRIDGE RECTIFIER 8A GBU8D CON43...
  • Page 37 12 - 5 ELECTRICAL PARTSLIST - 3CDC BOARD - IC & TRANSISTORS - 994000004548 IC ET8211 SOP8 IC504 994000002838 IC BA15BC0FP 994000002839 IC H1117SJ-3.3V IC503 994000002839 IC H1117SJ-3.3V 994000002842 IC MM1469PH IC101 994000002844 IC TA2157FN 994000002845 IC TA7291S IC402 994000002845 IC TA7291S IC102 994000002849...
  • Page 38: Electrical Partslist

    994000004554 23P FFC CABLE L=180mm CON30 994000004487 16P FFC CABLE L=170mm CON13 994000004457 5P FFC CABLE L=200mm 994000004555 TRANSFORMER EI66 127/240V (FWM352/55) 994000004655 TRANSFORMER EI66 127/240V (FWM352/12) T801 994000004602 TRANSFORMER 120/240V (FWM371/55) 994000000262 TRANSFORMER EI-28AC23 0V (FWM352/12) 994000004557 AC CORD BRAZIL APP 2M (-/55)
  • Page 39: Revision List

    13 - 1 REVISION LIST Version 1.0 (3141 785 30760) - Initial Release Version 1.1 (3141 785 30761) - New version FWM352/79 is introduced. - Pages 11-2 : Mechanical parts list adapted. - Pages 12-1 and 12-6 : Electrical parts list adapted.

This manual is also suitable for:

Fwm371

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