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Philips FWM996 Service Manual

Mp3-cd mini hi-fi system.
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MP3-CD Mini Hi-Fi System
CONTENTS
Technical specification ..................................................................1-2
Service measurement setup..........................................................1-3
Service aids .................................................................................1-4
Instructions on CD playability ................................................2-1..2-2
Disassembly diagram............ ................................................3-1..3-2
Block diagram ................................................................................4-1
Wiring diagram ..............................................................................4-2
Main board
Circuit diagram ..................................................................5-1..5-2
Layout diagram ..................................................................5-3..5-4
AMP board
Circuit diagram .........................................................................6-1
Layout diagram ..................................................................6-2..6-3
Front board
Circuit diagram .........................................................................7-1
Layout diagram ..................................................................7-2..7-3
©
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 0926 Service Audio
Version 1.1
Subject to modification
MCU board
Circuit diagram .........................................................................8-1
Layout diagram ..................................................................8-2..8-3
CD Board
Circuit diagram. ........................................................................9-1
Layout diagram ..................................................................9-2..9-3
Sub Power Board
Circuit diagram. ......................................................................10-1
Layout diagram .......................................................................10-1
Sub AMP Board
Circuit diagram. ......................................................................11-1
Layout diagram ....................................................................... 11-2
Sub SW Board
Layout diagram .......................................................................12-1
Exploded view diagram ...............................................................13-1
Mechanical parts list ...........................................................13-2..13-3
Electrical parts list...............................................................14-1..14-3
FWM996
-/55/78
3141 785 32991

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Table of Contents

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   Summary of Contents for Philips FWM996

  • Page 1: Table Of Contents

    Electrical parts list...............14-1..14-3 © 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 AMPLIFIER FRONT SPEAKERS System 4-way; double port bass reflex RMS output power Impedance ............... 2 x 6 Ω Total output power ....... 800 W RMS Signal-to-noise ratio ......67 dB A (IEC) Woofer ..............2 x 5.25” Tweeter ..............
  • 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 PART 1...
  • Page 8 3 - 2 3 - 2 DISASSEMBLY DIAGRAM VIEW PART 2...
  • Page 9: Block Diagram

    4 - 1 4 - 1 SET BLOCK DIAGRAM 3CDC CD Loader PICK-UP MECHA SANYO : DA-11VF PLL Tuner (SANYO LC72131+TA1823 or Panasonic TM10) ROHM 4 CH MOTOR DRIVER RF AMP+SSP+DSP (BA5826) (BU9543) 74VC157 CE2632 SDRAM Spectrum 16Mbit analyzers MCS LOGIC BX8800 MP3/WMA En/De + MCU +USB/CARD NOR FLASH LED controller...
  • Page 10: Wiring Diagram

    4 - 2 4- 2 SET WIRING DIAGRAM...
  • Page 11 5 - 1 5 - 1 CIRCUIT DIAGRAM - MAIN BOARD PART 1...
  • Page 12 5 - 2 5 - 2 CIRCUIT DIAGARM - MAIN BOARD PART 2...
  • Page 13 LAYOUT DIAGARM - MAIN BOARD MAIN BOARD COMPONENT SIDE VIEW...
  • Page 14 LAYOUT DIAGARM - MAIN BOARD MAIN BOARD COPPER SIDE VIEW...
  • Page 15 6 - 1 6 - 1 CIRCUIT DIAGRAM - AMP BOARD...
  • Page 16 6 - 2 6 - 2 LAYOUT DIAGARM - AMP BOARD AMP BOARD COMPONENT SIDE VIEW...
  • Page 17 6 -3 6 - 3 LAYOUT DIAGARM - AMP BOARD AMP BOARD COPPER SIDE VIEW...
  • Page 18 7 - 1 7 - 1 CIRCUIT DIAGRAM - FRONT BOARD...
  • Page 19 7 - 2 7 - 2 LAYOUT DIAGARM - FRONT BOARD COMPONENT SIDE VIEW...
  • Page 20 7 - 3 7 - 3 LAYOUT DIAGARM - FRONT BOARD COPPER SIDE VIEW...
  • Page 21 8 - 1 8 - 1 CIRCUIT DIAGRAM - MCU BOARD...
  • Page 22 8 - 2 8 - 2 LAYOUT DIAGARM - MCU BOARD COMPONENT SIDE VIEW...
  • Page 23 8 - 3 8 - 3 LAYOUT DIAGARM - MCU BOARD COPPER SIDE VIEW...
  • Page 24: Circuit Diagram

    9 - 1 9 - 1 CIRCUIT DIAGRAM - CD BOARD...
  • Page 25: Layout Diagram

    9 - 2 9 - 2 LAYOUT DIAGRAM - CD BOARD COMPONENT SIDE VIEW...
  • Page 26: Layout Diagram

    9 - 3 9 - 3 LAYOUT DIAGRAM - CD BOARD COPPER SIDE VIEW...
  • Page 27 10 - 1 10 - 1 CIRCUIT DIAGRAM - SUB POWER BOARD LAYOUT DIAGRAM - SUB POWER BOARD (in subwoofer box) AC IN C0N602 FWM996 CN602 AC JACK CN603 SW2 A CN6/3.96 CN6/3.96 SW2 B AC27V OUT T901 F908 T5AL/250V CN5/3.96...
  • Page 28 C319 T5AL/250V NJM4558 R319 5.6K 100P 4.7k R404 C307 R405 C304 10P R320 AC27V IN R321 C0N602 U502 2.7k C321 FWM996 0.22UF/25V R313 U302A C312 +12V C322 NJM4558 CN602 BOOT1 C418 AC JACK 100P C414 C424 823P C423 8 HEADER...
  • Page 29 11 - 2 11 - 2 LAYOUT DIAGRAM - SUB AMP BOARD (in subwoofer box)
  • Page 30 12 - 1 12 - 1 LAYOUT DIAGRAM - SUB SW BOARD (in subwoofer box)
  • Page 31: Exploded View Diagram

    13 - 1 13 - 1 EXPLODED VIEW DIAGRAM 236#...
  • Page 32: Mechanical Partslist

    996510017811 LEFT PANEL AROUND VOL 996510016134 DBB LIGHT GUIDE 238# 996510017812 RIGHT PANEL AROUND VOL 996510017820 MAX BUTTON LIGHT GUIDE 996510000439 PHILIPS LOGO 996510017822 DISPLAY TOP BAR 996510016139 MIDDLE STRAP L 996510016140 MIDDLE STRAP R 996510017988 VOL RING 996510017989 USB RING...
  • Page 33 13- 3 MECHANICAL PARTSLIST J013 994000004462 4P FFC 1.25MM L=270MM(AA) J014 996510016102 9P FFC.1.25mm L=80mm J015 994000002431 FFC CABLE 10P L=120MM J018 996500040407 18P FFC 1.25mm L=130mm T001 ! 996510016098 TRANS EI86xS65 127/240V 994000003669 CD MECHANISM (SANYO) DA11VF 004#(1005) 996510018624 3CD MECHANISM PART ACCESSORIES 996510003974...
  • Page 34: Electrical Partslist

    14 - 1 ELECTRICAL PARTSLIST MAIN BOARD ASSEMBLY C927 994000001225 SAFETY CAP 275V 0.22UF -20% CN606 994000001221 V/RCA JACK 2P CN987 996510017808 9P MINI DIN JACK F901 ! 994000001223 FUSE RADIAL T5A 250V F902 ! 996510002426 CERAMIC FUSE 3.9x10.5mmW F903 ! 996510002426 CERAMIC FUSE 3.9x10.5mmW IC601...
  • Page 35 14 - 2 ELECTRICAL PARTSLIST FRONT BOARD ASSEMBLY D909 994000001234 LED LAMP 3MM (RED) D910 994000001234 LED LAMP 3MM (RED) D911 994000001234 LED LAMP 3MM (RED) D912 994000001234 LED LAMP 3MM (RED) D914 994000001234 LED LAMP 3MM (RED) D915 994000001234 LED LAMP 3MM (RED) D919 994000001234...
  • Page 36 14 - 3 ELECTRICAL PARTSLIST MCU BOARD ASSEMBLY 996510014310 MAGNET 27x16x4mm 546g 8001 994000004487 16P FFC 1MM L=170MM 8002 996510001327 23P FFC 1.25mm L80mm 8003 994000004457 5P FFC L=200MM(AA) IC101 996510015478 IC BX8800 IC102 996510009337 IC SST39VF800A-70 8M 3.3V TSOP IC103 996510001318 IC 74LVC157APW...
  • Page 37 15-1 REVISION LIST Version 1.0 (3141 785 32990) * Initial Release Version 1.1 (3141 785 32991) * Add -/55; * P13-2 is revised;Change AC cord for /78;P13-3 is revised. Change speaker for /78; (3/15/2010)

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