Philips FWM197 Service Manual

Mp3 mini hi-fi system
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MP3 Mini Hi-Fi System
CONTENTS
Technical specification ..................................................................1-2
Version variations .........................................................................1-2
Service measurement setup..........................................................1-3
Service aids .................................................................................1-4
Instructions on CD playability ................................................2-1..2-2
Disassembly diagram............ .......................................................3-1
Block diagram ................................................................................4-1
Wiring diagram ..............................................................................4-2
CD board
Circuit diagram ..................................................................5-1..5-2
Layout diagram ..................................................................5-3..5-4
LCD board
Circuit diagram .........................................................................6-1
Layout diagram ..................................................................6-2..6-3
©
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 LX 0942 Service Audio
Version 1.1
Subject to modification
Cassette board
Circuit diagram .........................................................................7-1
Layout diagram ..................................................................7-2..7-3
AMP board
Circuit diagram .........................................................................8-1
Layout diagram ..................................................................8-2..8-3
Exploded view diagram .................................................................9-1
Mechanical parts list ......................................................................9-2
Electrical parts list...............................................................10-1..10-2
FWM197
-/12/05
3141 785 33521

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Summary of Contents for Philips FWM197

  • Page 1: Table Of Contents

    Layout diagram ..............6-2..6-3 © 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.
  • Page 2: Technical Specification

    - With Packing 10.8 kg - Main Unit 2.3 kg - Speaker Box 2 x 2.8 kg VERSION VARIATION Type /Versions: FWM197 Service policy Board in used: LCD BOARD RADIO BOARD CD BOARD AMP BOARD AMP EXPORT BOARD HEADPHONE BOARD...
  • 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: Disassembly Diagram

    3 - 1 3 - 1 DISASSEMBLY DIAGRAM VIEW a.Plug in the 220V AC power cord , set the menu to "CD" function, 5) Loosen 3 screws PT3X10 and 1 screws PT3X8 to remove CD tray. and press "STANDBY-ON" button , Press "OPEN/CLOSE"to open CD door. b.Pull out CD door c.Press "OPEN/CLOSE"...
  • Page 8: Block Diagram

    4 - 1 4 - 1 SET BLOCK DIAGRAM...
  • Page 9: Wiring Diagram

    4 - 2 4- 2 SET WIRING DIAGRAM...
  • Page 10: Circuit Diagram

    5 - 1 5 - 1 CIRCUIT DIAGRAM - CD BOARD C240 102P 3V3SD TO TUNER DATA EC115 2200/10 CN108 IC102 CLOCK BACKUP PART (OPTION) D110 TO TAPE PCB D1380 STANBY_4V IN4148 ET4334 L230 FB 1K C188 CD_CLK R229 PLAY 3V3SD R208 X102...
  • Page 11: Circuit Diagram

    5 - 2 5 - 2 CIRCUIT DIAGRAM - CD BOARD TUENR PART IN4148 2.2/10 C126 D106 Q116 R253 10K IN4148 IN4148 8550 MCU_3V3 STANBY_4V C128 C214 Y102 47/10 12MHz L165 ECO_LED L170 REMOTE POWER_KEY L8 FB MCU_DATA L169 R8 4.7K CD_ON P_ON L9 FB...
  • Page 12 5 - 3 5 - 3 LAYOUT DIAGRAM - CD BOARD COMPONENT SIDE VIEW...
  • Page 13 5 - 4 5 - 4 LAYOUT DIAGRAM - CD BOARD COPPER SIDE VIEW...
  • Page 14 6 - 1 6 - 1 CIRCUIT DIAGRAM - DISPLAY BOARD STANBY_4V KEY3 KEY2 KEY1 R630 R610 LCD_DATA R628 LCD_W/R Q601 ECO_LED R629 8050 LCD_CS R605 REMOTE ECO_LED R607 MCU_3V3 POWER_KEY Q602 R615 8050 STANBY_4V C602 ET8861M IC601 R601 R627 R602 R603 R608...
  • Page 15 6 - 2 6 - 2 LAYOUT DIAGRAM - LCD BOARD COMPONENT SIDE VIEW...
  • Page 16 6 -3 6 - 3 LAYOUT DIAGRAM - LCD BOARD COPPER SIDE VIEW...
  • Page 17 7 - 1 7 - 1 CIRCUIT DIAGRAM - CASSETTE BOARD...
  • Page 18 7 - 2 7 - 2 LAYOUT DIAGRAM - CASSETTE BOARD COMPONENT SIDE VIEW...
  • Page 19 7 - 3 7 - 3 LAYOUT DIAGRAM - CASSETTE BOARD COPPER SIDE VIEW...
  • Page 20 8 - 1 8 - 1 CIRCUIT DIAGRAM - AMP BOARD...
  • Page 21 8 - 2 8 - 2 LAYOUT DIAGRAM - AMP BOARD COMPONENT SIDE VIEW...
  • Page 22 8 - 3 8 - 3 LAYOUT DIAGRAM - AMP BOARD COPPER SIDE VIEW...
  • Page 23: Exploded View Diagram

    10 - 1 10 - 1 EXPLODED VIEW DIAGRAM...
  • Page 24: Mechanical Partslist

    9- 2 MECHANICAL PARTSLIST 996510021419 CASS KEYS DOOR SPRING 996510020748 CD DOOR 996510029705 F-CAB 996500038819 CD MECHANISM SANYO DA11VF (-/12) 996510029704 CD MECHANISM (-/05) 996500038820 CD LOADER WXD-8210 (COMPLETED) 996510021428 VOLUME BUTTON 996510029716 CLUSTER KNOB 996510021412 CASS KEYS COVER 996510006692 GEAR 996510006693 GEAR STAND...
  • Page 25: Electrical Partslist

    10 - 1 ELECTRICAL PARTSLIST CD BOARD ASSEMBLY IC103 996510002299 IC LM1117 5V (SOT-223) IC105 996510021413 IC:MA802AS(SOP-20)(ALI) (EP) IC106 996510013420 IC 7314 (SOP 28P)(ANGUS)(EP) IC107 996510021408 IC PT4800 (SO8) (ANSI)(EP) 996510021415 IC:ET5202-33C (SOT-89) (ETEK) Q101 996510010554 TR NPN KTD882 (TO-126) (EP) Q102 994000004004 CHIP TR NPN 8050C...
  • Page 26 10 - 2 ELECTRICAL PARTSLIST LCD BOARD ASSEMBLY IC601 996510021407 IC ET8861M 32PIN SOP(ETEK) IR601 996510002274 SENSOR AT136BV3 (36KHz) (3.3V) LCD601 996510018274 LCD SDH-DA1780-TN-2 Q601 994000004004 CHIP TR NPN 8050C Q602 994000004004 CHIP TR NPN 8050C Q603 994000004004 CHIP TR NPN 8050C S602 994000004792 TACT SW 6X6MM H4.3...

This manual is also suitable for:

Fwm197/12Fwm197/05

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