Philips FWC170 Service Manual

Philips FWC170 Service Manual

Mini system
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Mini System
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Service Manual
©
Copyright 2001 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 0342 Service Audio
Version 1.0

TABLE OF CONTENTS

Location of PCBs & Version variations ...................... 1-2
Technical Specifications ............................................. 1-3
Measurement Setup .................................................... 1-4
Service Aids, Safety Instruction, etc ........................... 1-5
Preparations & Controls ............................................. 2-1
Disassembly Instructions & Service positions ........... 3-1
Service Test Programs ............................................... 3-3
Set Block diagram ...................................................... 4-1
Set Wiring Diagram ..................................................... 5-1
Front & Combi Board ..................................................... 6
Eco Power Board ......................................................... 7
Tape Mechanism ............................................................ 9
3CDC-LLC-MCD1 Module ........................................... 10
Set Mechanical Exploded View & parts list ................. 11
Printed in The Netherlands
Subject to modification
FWC170/
Page
CLASS 1
GB
21/22/25
COMPACT
DIGITAL AUDIO
3140 785 32770

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Summary of Contents for Philips FWC170

  • Page 1 LASER PRODUCT © Copyright 2001 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 LOCATION OF PRINTED CIRCUIT BOARDS Only for /22/25 versions VERSION VARIATIONS: Type /Versions: FWC170 Features & Board in used: Incredible Surround Karaoke News Rotary Encoder (volume control) Jog Shuttle Voltage Selector Aux Input Digital Output Headphone Socket Line Output Subwoofer Output...
  • Page 3 SPECIFICATIONS GENERAL: AMPLIFIER: Output power : 2 x 3.5W ± 1dB Mains voltage : 110-127V/220-240V Switchable for /21 230V ± 10% for /22/25 Frequency response within -3dB : 50Hz-15kHz Dynamic Bass Boost : DBB1, DBB2, DBB3, DBB Off Mains frequency : 50/60Hz /21 50Hz /22/25 Digital Sound Control...
  • Page 4: 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 5: Service Aids

    SERVICE AIDS Service Tools: ESD Equipment: Universal Torx driver holder ........4822 395 91019 Anti-static table mat - large 1200x650x1.25mm ... 4822 466 10953 Torx bit T10 150mm ..........4822 395 50456 Anti-static table mat - small 600x650x1.25mm ..4822 466 10958 Torx driver set T6 - T20 .........
  • Page 6: Laser Product

    WAARSCHUWING WARNING Alle IC’s en vele andere halfgeleiders zijn All ICs and many other semi-conductors are gevoelig voor electrostatische ontladingen susceptible to electrostatic discharges (ESD). (ESD). Careless handling during repair can reduce life Onzorgvuldig behandelen tijdens reparatie kan drastically. de levensduur drastisch doen verminderen. When repairing, make sure that you are Zorg ervoor dat u tijdens reparatie via een connected with the same potential as the mass...
  • Page 7 PREPARATIONS AND CONTROLS...
  • Page 8 PREPARATIONS AND CONTROLS...
  • Page 9 PREPARATIONS AND CONTROLS...
  • Page 10 MAINTENANCE AND TROUBLESHOOTING...
  • Page 11 DISMANTLING INSTRUCTIONS Dismantling of the Lens Cassette 1) Uncatch 4 catches along the edge of the Cassette door (pos 5) as shown in figure 1 and 2 to remove the Lens cassette (pos 2). Figure 2: Left Cassette door Figure 1 Figure 4 Dismantling the 3CDC Module Dismantling of the Panel Rear...
  • Page 12 Dismantling of the Front Panel and Bottom Panel assembly Service pos A 1) Remove 8 screws D mounting the Front board. 4) The Front and Combi boards together with the Mains 2) Remove 1 screw E supporting the bracket, Combi board transformer can now be remove.
  • Page 13 SERVICE TEST PROGRAM To start service test program hold P & TAPE depressed while plugging in the mains cord S refers to Service Mode. Display shows the ROM version * V refers to Version. "S-Vyy" (Main menu) yy refers to Software version number of Processor. (Counting up from 01 to 99) Mini 2002 FW-C1xx, C2xx, C3xx Dated: wk141 TUNER...
  • Page 14 BLOCK DIAGRAM FW-C155 Block diagram dd wk142-5...
  • Page 15 SET WIRING DIAGRAM FWC170 Wiring Diagram...
  • Page 17 FTD DISPLAY PIN CONNECTIONS COMBI & FRONT BOARDS Col 1 (12G) (11G) (2G - 9G) TABLE OF CONTENTS FTD Display pin connection .......... 6-1 Tape Adjustment & Mesurement ........6-2 (Left) Tuner Adjustment Table ..........6-2 j , p j , p j , p j , p j , p...
  • Page 18 TAPE ADJUSTMENTS & MEASUREMENTS TUNER ADJUSTMENT TABLE ( ECO6 FM/MW- and FM/MW/LW - versions with AM-frame aerial ) Waverange Input frequency Input Tuned to Adjust Output Scope/Voltmeter TEST MEASURE ADJUST RECORDER READ ON CASSETTE with MODE VARICAP ALIGNMENT General 8V ±0.2V 108MHz 5130 87.5 - 108MHz...
  • Page 19 COMBI PART - COMPONENT LAYOUT(ONLY FOR /21) 2531 F7 3249 I9 3754 E7 7716 C9 9815 F9 2532 G7 3252 I9 3755 C7 7717 E7 9816 F9 2535 F8 3253 I9 3756 C7 7718 D7 9817 E9 2536 F8 3256 K9 3757 C9 7719 D7 9818 E9...
  • Page 20 COMBI PART - SMD LAYOUT(ONLY FOR /21) 2531 F7 3249 I9 3754 E7 7716 C9 9815 F9 2532 G7 3252 I9 3755 C7 7717 E7 9816 F9 2535 F8 3253 I9 3756 C7 7718 D7 9817 E9 2536 F8 3256 K9 3757 C9 7719 D7 9818 E9...
  • Page 21 COMBI PART - COMPONENT LAYOUT(ONLY FOR /22/25) FM FRONTEND AM FRAME AERIAL...
  • Page 22 COMBI PART - SMD LAYOUT(ONLY FOR /22/25)
  • Page 23 NON CENELEC TUNER CIRCUIT 1101 6105-2 A5 1102 6106 1103 6107 1131 6120 2101 6130 VERSION PROGRAMMING COMPONENTS 2102 6131 2103 7101 VERSION 2104 7102 6120 3156 3157 3170 7111 2105 7103 /01 FM/MW 2106 7111 /14 FM-OIRT/MW 2107 7112 /17 FM/AM 2112 7119...
  • Page 24 CENELEC TUNER CIRCUIT 1101 A2 6106 D4 1102 B1 6107 G13 1103 E2 6120 C13 1110 B2 7101 C8 VERSION PROGRAMMING COMPONENTS 1120 E14 7103 H8 TUNER BOARD ECO6 1130 A2 7104 D2 / SYSTEMS-CENELEC 1131 C2 7105 F4 VERSION AM-IF1 1132 F13 7109 H3...
  • Page 25 SUPPLY CIRCUIT...
  • Page 26 6-10 6-10 TAPE CIRCUIT...
  • Page 27 6-11 6-11 POWER AMPLIFIER & ECO CIRCUIT...
  • Page 28 6-12 6-12 FRONT PART - COMPONENT LAYOUT...
  • Page 29 6-13 6-13 FRONT PART - SMD LAYOUT...
  • Page 30 6-14 6-14 FRONT CIRCUIT...
  • Page 31 6-15 6-15 ELECTRICAL PARTS LIST - FRONT PART & COMBI PART TDA7468 INTERNAL BLOCK DIAGRAM - MISCELLANEOUS - - RESISTORS - TDA7468 9965 000 11366 HEADPHONE SOCKET D3,5 3331 9965 000 11219 FUSE RES 1/4W(J) 2,2Ω 1101 4822 267 10283 YKD31-0432 3332 9965 000 11219...
  • Page 32 6-16 6-16 ELECTRICAL PARTS LIST - FRONT PART & COMBI PART - DIODES - - IC & TRANSISTORS - 6222 4822 130 31878 1N4003G 7100 3139 110 53481 TMP87CS71BF-4N94 6223 4822 130 31878 1N4003G 7101 9351 772 20557 IC SM TEA5762H/V1 6224 4822 130 31878 1N4003G...
  • Page 33 ECO POWER BOARD TABLE OF CONTENTS ECO Power Circuit ..............11-2 ECO Power Layout ..............11-3 Electrical Parts List ..............11-4...
  • Page 34 ECO POWER & AMPLIFIER CIRCUIT...
  • Page 35 ECO POWER BOARD LAYOUT '1031 C1 '2208 B4 '2216 A4 '3206 B2 '3221 C2 '5204 B3 '6209 B1 '6217 C3 7205 A2 '1200 C5 '2209 B3 '2217 A4 '3207 B3 '3222 C1 '5205 A5 '6210 C4 6218 C3 7206 C3 '1201 A5 '2210 A2 '2218 B2...
  • Page 36 ELECTRICAL PARTS LIST - ECO POWER PART - MISCELLANEOUS - - IC & TRANSISTORS - 1201 4822 071 52001 FUSE 19372(200MA) 7203 4822 130 40981 BC337-25 1204 9965 000 16270 RELAY DC 12V 5A 7204 4822 130 41344 BC337-40 5200 9965 000 16272 ST.BY TRANSFORMER 7205...
  • Page 37: Tape Mechanism

    TAPE MECHANISM TAPE MECHANISM WIRING Deck 2 Deck 1 Motor Blue Black Black White Black White Play head R/P head Erase head White Screen Screen White Blue Yellow White Screen Conn. 68 Conn. 69 Conn. 66 Conn. 65 Conn. 67 MECHANICAL PARTS LIST - TAPE MECHANISM 4822 278 90596 LEAF SWITCH...
  • Page 38: Exploded View

    EXPLODED VIEW Motor Assembly...
  • Page 39: Table Of Contents

    10-1 3CDC-LLC-MCD1 (3 Disc Carousel Changer) Layout stage .3 TABLE OF CONTENTS Service Hints ..............10-2 Blockdiagram ..............10-5 Component Layout Main Board ........10-6 Circuit Diagram part1 ............10-7 Component Layout Main Board ........10-8 Circuit Diagram part2 ............10-9 Exploded View ..............10-10 Partslist ................10-12...
  • Page 40: Service Hints

    10-2 Service hints CAUTION CHARGED CAPACITORS ON THE SERVO BOARD MAY DAMAGE THE CD DRIVE ELECTRONICS WHEN CONNECTING A NEW CD MECHANISM. THAT´S WHY, BESIDES THE SAFETY MEASURES LIKE • SWITCH OFF POWER SUPPLY • ESD PROTECTION ADDITIONAL ACTIONS MUST BE TAKEN BY THE REPAIR TECHNICIAN. The following steps have to be done when replacing the CD mechanism: 1.
  • Page 41 10-3 Service hints Dismantling of Tray 1. Open the tray. 2. Release 2x catch as shown in fig. 2 and Detail A 3. Pull tray out. Detail A fig.2 Assembling of Tray 1. Turn Cam (pos. 48) clockwise to end position.
  • Page 42 10-4 Service Position...
  • Page 43 10-5 10-5 BLOCK DIAGRAM 3CDC-LLC-MCD1 CD MECHANISM MAINBOARD MCD-1 DISC 7806 7802 TDA7073A TURNTABLE FOCB+ MOTOR FOCUS MOTOR FOCB- RADIAL RADB+ MOTOR RADB- 7805 1805 7807 TDA7073A SIGNAL PROCESSOR CD LEFT SLEDGEB+ SLEDGE CD10 MOTOR SAA7324 (SAA7325) SLEDGEB- Active low pass Analog Audio Filter TDA1308...
  • Page 44 10-6 10-6 Mapping Copperside Componentside 2800 E3 3741 C4 3889 C2 1800 F2 2801 D4 3742 C4 3890 H2 1801 C5 3CDC-LLC Copperside view 3CDC-LLC Componentside view 2802 E4 3743 C3 3891 H2 1805 A2 2803 D4 3744 B4 3892 C2 1810 C2 2805 D4 3746 B3...
  • Page 45 10-7 10-7 1800 F1 2804 D4 2811 A9 2818 B11 2826 G12 2838 D8 2851 B11 2888 C4 3702 D3 3721 D6 3792 F8 3800 D8 3807 B9 3819 D14 3828 G11 3839 H6 3846 F5 3863 G13 3895 G12 7803-B D5 MP713 C9 MP743 D2...
  • Page 46 10-8 10-8 Mapping Copperside Componentside 2800 E3 3741 C4 3889 C2 1800 F2 2801 D4 3742 C4 3890 H2 1801 C5 3CDC-LLC Copperside view 3CDC-LLC Componentside view 2802 E4 3743 C3 3891 H2 1805 A2 2803 D4 3744 B4 3892 C2 1810 C2 2805 D4 3746 B3...
  • Page 47 10-9 10-9 1805 E15 2830 C9 2858 A9 2865 C4 2877 F11 3705 G4 3713 G8 3730 G2 3741 A7 3751 C7 3851 D7 3865 A10 3874 C13 3880 E6 3886 E7 3898 F7 4876 D13 6875 F7 7805-B A8 7876 G3 MP726 D8 MP804 G14...
  • Page 48 10-10 10-10 EXPLODED VIEW (3CDC-LC M ODULE 45 5x MECHANICAL PARTS Loader → this page ––––––––––––––––––––––––––––––––––––––––––––––––––––– 3103 304 66500 DRAWER 3140 114 29070 PRESSURE RING-MCD1 3140 111 21270 METAL RING-MCD1 3103 304 66560 SUPPORT 4822 529 10386 RUBBER DAMPER CD DRIVE, REAR 4822 529 10387 RUBBER DAMPER CD DRIVE, FRONT 3103 304 06970...
  • Page 49 10-11 Drawer bottom view Drawer top view spare part non spare part 3CDC-LC Drawer assy 1999 09 13...
  • Page 50 10-12 ELECTRICAL PARTSLIST 3CDC-LLC-MCD1 MODULE –––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––– MISCELLANEOUS CAPACITORS ––––––––––––––––––––––––––––––––––––––––––––––––––––– ––––––––––––––––––––––––––––––––––––––––––––––––––––– 3103 309 05350 CD DRIVE MCD1B 2860 4822 124 11947 10µF 4822 361 10753 CAROUSEL MOTOR 2861 4822 124 11947 10µF 4822 361 10753 TRAY MOTOR 2862 © 4822 126 13883 220pF 1800 2422 025 17389...
  • Page 51 10-13 ELECTRICAL PARTSLIST 3CDC-LLC-MCD1 MODULE –––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––– RESISTORS RESISTORS ––––––––––––––––––––––––––––––––––––––––––––––––––––– ––––––––––––––––––––––––––––––––––––––––––––––––––––– 3801 © 4822 051 30103 10kΩ 0,06W 3880 © 4822 051 30392 3,9kΩ 0,06W 3802 © 4822 051 51831 18kΩ 0,1W 3881 © 4822 117 13632 100kΩ 0,06W 3803 © 4822 117 10833 10kΩ...
  • Page 52 10-14 ELECTRICAL PARTSLIST 3CDC-LLC-MCD1 MODULE –––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––– COILS TRANSISTORS ––––––––––––––––––––––––––––––––––––––––––––––––––––– ––––––––––––––––––––––––––––––––––––––––––––––––––––– 1810 4822 242 73557 CERAMIC RES. 8,46MHz 7802 © 5322 130 60123 BC807-40 7808 © 4822 130 60511 BC847B DIODES 7809 © 4822 130 60511 BC847B ––––––––––––––––––––––––––––––––––––––––––––––––––––– 7810 © 4822 130 60511 BC847B 6871 ©...
  • Page 53 11-1 11-1 SET MECHANICAL EXPLODED VIEW D3 x 12 D3 x 12 D3 x 12 D3 x 10 D3 x 10 D3 x 10 D3 x 10 M2 x 3 D3 x 10 M3 x 6 D3 x 10 M3 x 6 D3 x 10 D3 x 10 D3 x 12...
  • Page 54 AC CORD UK 2M /25 9965 000 11189 AC CORD BLACK /21/22 9965 000 11188 FLEX CABLE 15PIN 1,25MM 35CM 9965 000 22403 SPK BOX FWC170/22/25 9965 000 22396 SPK BOX FWC170/21 Note: Only these parts mentioned in the list are normal service parts.

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