Philips FWM153X/78 Service Manual

Mp3 mini hi-fi system

Advertisement

Quick Links

MP3 Mini Hi-Fi System
CONTENTS
T
e
c
h
n
c i
a
s l
p
e
i c
c i f
t a
o i
n
. .
. . .
. . .
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
Layout diagram..................................................................5-2..5-3
Display 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 0909 Service Audio
Version 1.1
. . .
. . .
. . .
. . .
. . .
. . .
. . .
. . .
. . .
. . .
. . .
. . .
. . .
. . .
. . .
. . .
. . .
Subject to modification
FWM153
. . .
. . .
1 .
2 -
AMP board
Circuit diagram .........................................................................7-1
Layout diagram..................................................................7-2..7-3
Exploded view diagram .................................................................8-1
Mechanical parts list ......................................................................8-2
Electrical parts list...................................................................9-1..9-2
FWM153
FWM153X
/77
3141 785 33511
/55
/78

Advertisement

Table of Contents
loading

Summary of Contents for Philips FWM153X/78

  • 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

    1 - 2 TECHNICAL SPECIFICATION Tuner Amplifier Rated Output Power 2X20W RMS Frequency Response 63 - 16000 Hz, ±3dB Tuning Range 87.5 - 108 MHz Signal to Noise Ratio >62dB Tuning grid 50 KHz Sensitivity - Mono, 26dB S/N Ratio <22 dBu Disc - Stereo, 46dB S/N Ratio...
  • 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 2 screws PWT3 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...
  • Page 11: Layout Diagram

    5 - 2 5 - 2 LAYOUT DIAGRAM - CD BOARD COMPONENT SIDE VIEW...
  • Page 12 5 - 3 5 - 3 LAYOUT DIAGRAM - CD BOARD COPPER SIDE VIEW...
  • Page 13: Circuit Diagram

    6 - 1 6 - 1 CIRCUIT DIAGRAM - DISPLAY BOARD...
  • Page 14: Layout Diagram

    6 - 2 6 - 2 LAYOUT DIAGRAM - DISPLAY BOARD COMPONENT SIDE VIEW...
  • Page 15 6 -3 6 - 3 LAYOUT DIAGRAM - DISPLAY BOARD COPPER SIDE VIEW...
  • Page 16: Circuit Diagram

    7 - 1 7 - 1 CIRCUIT DIAGRAM - AMP BOARD...
  • Page 17: Layout Diagram

    7 - 2 7 - 2 LAYOUT DIAGRAM - AMP BOARD COMPONENT SIDE VIEW...
  • Page 18 7 - 3 7 - 3 LAYOUT DIAGRAM - AMP BOARD COPPER SIDE VIEW...
  • Page 19: Exploded View Diagram

    8 - 1 8 - 1 EXPLODED VIEW DIAGRAM...
  • Page 20: Mechanical Partslist

    8 - 2 MECHANICAL PARTSLIST 996510021219 CLOCK BUTTON 996510021207 OPEN/CLOSE BUTTON 996510021196 POWER BUTTON ! 996510021442 TRANS UL EML662324MT ! 996510021438 TRANS UL 0-9464T-1 996500038819 CD MECHANISM SANYO DA11VF 996500038820 CD LOADER WXD-8210 (COMPLETED) 996510006434 16P(FLEX FT C)CONNECTL150P1A 996510021198 PROG. BUTTON ! 996510010129 AC CORD BAXI L=1650mm (10A) EP 994000004736...
  • Page 21: Electrical Partslist

    9 - 1 ELECTRICAL PARTSLIST CD BOARD ASSEMBLY IC102 996510015912 IC LV23010V SSOP36 IC201 996510013420 IC 7314 (SOP 28P)(ANGUS)(EP) IC801 996510002298 IC LC78692W (CD DSP) SQFP80 IC802 996500038842 IC LA6548NH (4 CH DRIVER) Q101 994000004004 CHIP TR NPN 8050C Q602 996510010554 TR NPN KTD882 (TO-126) (EP) Q605...
  • Page 22 VR701 996510018244 ENCODER:EC121102X2B-HA1-137 X602 996500038822 CRYSTAL JF32.768kHz JU2x6 X603 996500038823 CRYSTAL 8MHz(HC-49US) AMP BOARD ASSEMBLY IC501 996510009066 IC TDA8948J (DBS17P)(PHILIPS) Q501 996510021217 TR PNP 2SB1274 (TO-220F) (EP) Q501 996510021433 7871 HEAT SINK Q503 994000004004 CHIP TR NPN 8050C Q504 994000004004...

This manual is also suitable for:

Fwm153/55Fwm153/77

Table of Contents