Philips FW-C30 Service Manual
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Philips FW-C30 Service Manual

Mini system
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Mini System
Service
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Service Manual
©
Copyright 1999 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 KC 9948 Service Audio
PCS 103 329
TABLE OF CONTENTS
Location of pc boards & Version variations ................ 1-2
Technical Specifications ............................................. 1-3
Measurement setup .................................................... 1-4
Service Aids, Safety Instruction, etc. .......................... 1-5
Instruction for use: USA version excerpt .................. 2-1
Additional features for /21 ...... 2-10
Disassembly Instructions & Service positions ........... 3-1
Service Test Programs ............................................... 3-4
Set Block diagram ......................................................... 4
Set Wiring diagram ........................................................ 5
Front Board .................................................................... 6
Tuner Board: ECO5 Sys .......................................... 7B
ECO MTF Module .......................................................... 9
3CDC 99 Module ......................................................... 10
Combi Board ................................................................ 11
Set Mechanical Exploded view & parts list ................. 12
Printed in The Netherlands
Subject to modification
FW-C30/
FW-C3/
& FW-C35/
37
Page
CLASS 1
LASER PRODUCT
GB
21/21M/30/37
37
COMPACT
DIGITAL AUDIO
3139 785 22120

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  • Page 1 LASER PRODUCT © Copyright 1999 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 PC BOARDS VERSION VARIATIONS: Type /Versions: FW-C30 FW-C3 FW-C35 /21M Features & Board in used: Dolby B 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: Mains voltage : 110-127V/220-240V Switchable for /21/21M AMPLIFIER: 120V for /37 Output power @ 6 ohm ± 1dB 220V for /33 Left/Right : 2 x 25W FTC @ 6 ohm ± 1dB 220-230V for /22/34 2 x 35W RMS @ 6 ohm ±...

  • 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: General Information

    GENERAL INFORMATION SAFETY INFORMATION Your system consists of materials which • Under no circumstances should you General Information Safety Information can be recycled and reused if repair the system yourself, as this will • The typeplate (which contains • Before operating the system, check disassembled by a specialized company.
  • Page 8 PREPARATION AM Loop Antenna Connecting other Inserting batteries into the Connection 12 mm equipment to your Remote Control system Connect the supplied loop antenna to • Insert the batteries (Type R06 or the AM ANTENNA terminal. Place the AA) into the remote control as You can connect the audio left and right AM loop antenna far away from the shown in the battery compartment.

  • Page 9: Operating The System

    CONTROLS PLAY É / PAUSE Å DISC 1 / DISC 2 / DISC 3 (CD TAPE DECK 1 OPERATION Controls on the system DIRECT PLAY) for CD .... to start or interrupt RECORD ... to start recording. and remote control –...

  • Page 10: Loading The Cd Changer

    OPERATING THE SYSTEM DIM 3 - half brightness with DIGITAL SOUND CONTROL Note: DIM mode Spectrum Analyzer Off and all LEDs (DSC) – Some CDs or tapes might be recorded You can select the desired brightness on the system will be switched off. The DSC feature enables you to enjoy in high modulation, which causes a for the display.

  • Page 11: Erasing The Program

    6 Press Ç once to end programming. • If you press DISC CHANGE again • If you press REPEAT during Searching for a particular ™ The total number of tracks during playback, the CD will stop program playback, the current track passage during playback playing.

  • Page 12: Storing Preset Stations

    TUNER – If you want to reserve a section of Notes: Storing Preset Stations preset numbers, for example preset – When 40 radio stations are stored and You can store up to 40 radio stations in numbers 1 to 9, select preset 10 you attempt to store another radio the memory.

  • Page 13: Selecting External Equipment

    TAPE – Before playing a tape, check and MINI HIFI SYSTEM tighten slack tape with a pencil. Slack tape may get jammed or may burst in the mechanism. STANDBY-ON – C-120 tape is extremely thin and is easily deformed or damaged. It is not C D 1 •...

  • Page 14: View Clock

    RECORDING CLOCK • Recording will start automatically. MINI HIFI SYSTEM 5 Press STOP•OPEN on tape deck 1 and tape deck 2 to stop dubbing. Notes: STANDBY-ON – At the end of side A, flip the tapes to C D 1 • 2 • 3 FM •...

  • Page 15: Radio Reception

    CD lens. To ensure ™ Insert a CD. good playback quality, clean the CD • The CD is dirty, badly scratched or lens with Philips CD Lens Cleaner or warped. any commercially available cleaner. ™ Clean or replace the CD.
  • Page 16 2-10 ADDITIONAL FEATURES FOR FW-C30/21/21M PREPARATION CONTROLS Rear Connections DISC 1 DISC 2 DISC 3 DISC CHANGE OPEN • CLOSE 3 CD ROTARY CHANGER SYSTEM • • CD REWRITABLE COMPATIBLE C H A N G E R CD SYNCHRO RECORDING •...
  • Page 17 DISMANTLING INSTRUCTIONS Dismantling of the Cassette Cover 2. Twist screw driver 1. Place screw driver (flat side) between 3. Lift up and out the cover & cassette door Dismantling of Assemblies on the Front Panel Cassette 1) Remove the Volume and Jog Rotary knobs (pos 145 & 146) as per step 1 and 2 of Dismantling the Cover Control on the Front.
  • Page 18 Dismantling of Rear Portion Dismantling of Left/Right Loudspeaker Box (not recommended because of high risk of damage) 1) Remove 1 screw H & uncatch C1 to loosen the Mains This Loudspeaker Box is not designed to be repaired! socket board. The steps below makes it possible to replace defective 2) Remove 2 screws F, 2 screws G and uncatch C2 to parts but the service repairman must exercise extreme...
  • Page 19 Service pos A Service pos C Service pos B Notes: 1. During repair it is possible to disconnect the following assemblies or modules while repairing other areas: - Tuner Board - CDC Module 2. The flex cables are very fragile, care should be taken not to damage them during repair.
  • Page 20 SERVICE TEST PROGRAM To start service test program hold P & AUX depressed while plugging in the mains cord S refers to Service Mode. Display shows the ROM version * V refers to Version. "S-Vyy" yy refers to Software version number of µProcessor. (Main menu) (Counting up from 01 to 99) TUNER...
  • Page 21 SET BLOCK DIAGRAM VCD MODULE HEADPHONE SA BUFFER SUBWOOFER OUT SIMPLE KARAOKE COMBI For 12W set Only POWER SOUND PROCESSING HEADPH0NE AMPLIFIER For 25W set AMPLIFIER Only BASS ALC POWER SUPPLY FRONT TRAFO FRONT Updated on 10-06-99 PCS 103 345...
  • Page 22 SET WIRING DIAGRAM ECO5 / TUNER95 # 3CDC SERVO FOR VCD ECO5 TU95 CDC KEY FRONT ECO-MTF/ ETF7 HEADPHONE ECO-MTF ETF7 # MPEG-ESS KARA HEADPHONE COMBI MAINS M/TOP B3P-VH 3CDC 99 FW-C10/37 3139 119 32240 dd wk939 PCS 103 244...
  • Page 23 FRONT BOARD TABLE OF CONTENTS FTD Display pin connection ..........6-2 Variation table ..............6-3 Circuit diagram ..............6-4 Component & Chip layout ..........6-5 Electrical parts list ............6-6 PCS 103 245...
  • Page 24 FTD DISPLAY PIN CONNECTIONS 3G 4G 1G - 5G 7G - 8G PCS 103 246...
  • Page 25 Front Board application ITEM NO. A52720 A52730 A52740 A52750 A52760 A52770 A53070 A53080 A53440 A52720 FW-C1/37, FW-C10/22/34/37 3407 A52730 FW-C3/37, FW-C30/30/37, FW-C35/37 3458 A52740 FW-C38/21/21M, FW-C39/21/21/33 3460 A52750 FW-C28/33 3465 A52760 FW-C38/22/34 3471 A52770 FW-C28/22/34 3479 A53070 FW-C30/21/21M 3483 A53080...
  • Page 26 CIRCUIT DIAGRAM 21 I15 3452 E15 5405 E2 23 H17 3453 D5 5406 D9 26 M2 3454 E12 6400 C15 27 K2 3455 D5 6401 C15 28 I3 3456 E10 6402 D15 +LED2 +LED2 29 H1 3457 E15 6403 D14 1400 B4 3458 D5 6404 E15...
  • Page 27 CHIP LAYOUT COMPONENT LAYOUT This assembly drawing shows a summary of all possible versions. For components used in a specific version see schematic diagram, variation table and repective parts list. 3139 113 3412 pt1 dd wk941 This assembly drawing shows a summary of all possible versions. For components used in a specific version see schematic diagram, variation table and repective parts list. 3139 113 3412 pt1 dd wk941 PCS 103 249...
  • Page 28 ELECTRICAL PARTS LIST - FRONT BOARD ELECTRICAL PARTS LIST - FRONT BOARD ELECTRICAL PARTS LIST - FRONT BOARD MISCELLANEOUS 2476 482212614043 1µF +80-20% 16V 3459 482211710833 10k 1% 0,1W 3521 482205110102 1k 2% 0,25W 3603 482211710833 10k 1% 0,1W 4452 482205120008 0R Jumper 0805 1400 313911052070 FTD Display BJ722GNK...
  • Page 29 ELECTRICAL PARTS LIST - FRONT BOARD RESISTORS DIODES 6400 482213082978 LTL-1CHPE 4504 482205120008 0R Jumper 0805 4505 482205120008 0R Jumper 0805 6401 482213082978 LTL-1CHPE 6403 482213082978 LTL-1CHPE 4506 482205120008 0R Jumper 0805 4507 482205120008 0R Jumper 0805 6404 482213082978 LTL-1CHPE 4508 482205120008 0R Jumper 0805 6406 482213082978...
  • Page 30 7B-1 7B-1 7B-1 BLOCKDIAGRAM TUNER BOARD ECO 5 systems buffer ampl. Vcc1 Stab Stab Discriminator Vcc2 FM-RF (MPX) 1101 Loop 1124 (1102) LF filter 10,7 MHz 10,7 MHz 10,7 MHz right right Stereo left left Decoder frontend Mixer Det. stereo Version FM-Osc.
  • Page 31 7B-2 7B-2 7B-2 TUNER ADJUSTMENT TABLE ( ECO5 FM/MW- and FM/MW/LW - versions with AM-frame aerial ) Waverange Input frequency Input Tuned to Adjust Output Scope/Voltmeter VARICAP ALIGNMENT 8V ±0.2V 108MHz 5130 87.5 - 108MHz 4.3V ±0.5V 87.5MHz (65.81 - 74, 87.5 - 108MHz) check (1.2V ±0.5V) (65.81MHz)
  • Page 32 7B-3 7B-3 TUNER BOARD ECO5 / Systems 1101 A 1 1102 B 2 1103 D 2 VERSION PROGRAMMING COMPONENTS 1121 E20 AM-IF1 AM-IF2 1124 G20 5111 5112 1126 E20 T046 1101 1130 I20 T001 6120 3156 3157 3170 remark 9128 1131 I20 450 kHz 450 kHz...
  • Page 33 7B-4 7B-4 ELECTRICAL PARTS LIST - ECO5 TUNER BOARD ELECTRICAL PARTS LIST - ECO5 TUNER BOARD MISCELLANEOUS 2158 5322 122 32448 10pF 5% 50V 3176 4822 051 10102 1k 2% 0,25W 7102 4822 130 60093 2SA838B for LW version for RDS version 1101 4822 267 31505 Antenna Socket 300R 2159 5322 122 32659...

  • Page 34: Table Of Contents

    7D-1 7D-1 7D-1 BLOCKDIAGRAM IF-AM IF-AM AM-DET 10,7MHz 450kHz 450kHz 450kHz 1121 VCC1 5111 5112 5114 VCC2 TEA5762 VCC1 FM-IF2 V Stab B FM-IF2I V Stab A AM-MIX Out AM-IF1 In AM-IF2 AM-AFC AFC- AFC+ VCC2 FM FRONTEND WRITE Enable ENABLE STABILIZER DATA...

  • Page 35: Am-Rf

    7D-2 7D-2 7D-2 1102 2107 2128 2136 2144 2160 3120 3132 3143 3153 3163 3176 3188 5111 6106 7110 9108 9121 1103 2108 2129 2137 2145 2161 3123 3134 3144 3154 3164 3177 3192 5112 6107 7122 9111 9123 TUNER 95 bis Adjustment Table (FM, MW, LW with Frame antenna) 1110 2109 2130...

  • Page 36: Fm Frontend

    7D-3 7D-3 1102 1124 2107 2122 2128 2132 2136 2140 2144 2150 2160 3104 3120 3128 3132 3141 3145 3151 3155 3161 3167 3177 3184 3192 5107 5112 5122 6106 7103 7110 1103 1126 2108 2123 2129 2133 2137 2141 2145 2151 2161...

  • Page 37: Anti Birdy Filter

    7D-4 7D-4 ELECTRICAL PARTS LIST - TUNER 95 BOARD ELECTRICAL PARTS LIST - TUNER 95 BOARD MISCELLANEOUS 1102 4822 267 10283 Socket Coaxial IEC 75R 3125 4822 116 83864 10k 5% 0,5W 5107 4822 157 11443 FM Discriminator 10,7MHz 1103 4822 265 31184 JST Connector 2 pin 3128 4822 116 52256 2k2 5% 0,5W...
  • Page 38 BLOCKDIAGRAM RECORDER MODULE ECO MTF-AS-DD-ES TAPE TRANSPORT DECK A Pb info 7711 PLAY Amplifier Pb A ECO MTF MODULE Feedback Play A NS/HS Equalization MOTOR 0071 on /off 0072 +Motor Feedback Play B 6, 9 1707 1707 1707 5, 8 4, 7 Pb B 7712...
  • Page 39 F E7 2702 G8 2709 A5 2716 D6 2724 G8 2732 F5 2741 B6 2749 H3 2759 D2 3704 F13 3712 H7 3719 F6 3727 H6 3734 D5 3742 B4 3750 H3 3758 F13 3766 D8 3773 C10 3780 B4 3789 E2 6707 E12 7710 C6...
  • Page 40 RECORDER ADJUSTMENT TABLE RECORDER BOARD / componentside view TEST RECORDER MEASURE 0071 E1 2744 C2 3735 B3 3789 B7 READ ON CASSETTE with 0072 E3 2745 A1 3736 A4 3790 D3 MODE 1702 A5 2747 B2 3737 B2 3791 D3 1707 B8 2748 D7 3738 B2...
  • Page 41 EXPLODED VIEW / RECORDER MODULE M2,5x25 201 4822 691 10793 TAPE TRANSPORT CDS-83WPC-04 204 4822 492 11755 SPRING, RECORD Only those parts of which a service code number is stated are normal service parts. MECHANICAL PARTSLIST TAPE TRANSPORT 10-12 4822 528 11189 PINCH ROLLER ASSY 4822 249 10548 ERASE HEAD, LE15B-C1...
  • Page 42 ELECTRICAL PARTS LIST - ECO MTF BOARD MISCELLANEOUS 2756 4822 124 40433 47µF 20% 25V 1707 4822 277 11504 SWITCH SLIDE, REC/PB 2759 4822 122 33519 470pF 10% 50V 1710 4822 265 11207 FFC-SOCKET 6P, SIDE ENTRY 2760 4822 122 33519 470pF 10% 50V (not on all versions) 2761...
  • Page 43 ELECTRICAL PARTS LIST - ECO MTF BOARD RESISTORS 3749 4822 116 52272 330kΩ 5% 0,5W 7702 4822 130 40959 BC547B HSD only 3750 4822 116 83872 220Ω 0,5W 7704 4822 130 40981 BC337-25 3752 4822 116 52193 39Ω 0,16W 7709 4822 130 40959 BC547B HSD only...
  • Page 44 10-1 3CDC 99 Module (3 Disc Carrousel Changer) TABLE OF CONTENTS Demounting Hints ............10-2 Servicing Hints..............10-3 Lubrication Instructions............10-4 ESD Warnings ..............10-6 Blockdiagram ..............10-7 Wiring ................10-8 Circuit Diagram part1............10-9 Component Layout ............10-10 Circuit Diagram part2.............10-11 Exploded View...............10-12 Mechanical Partslist............10-13 Electrical Partslist ............10-15 CS 53 184...

  • Page 45: Demounting Hints

    10-2 Demounting Hints Demounting of Drawer Demounting of Flex Plate → A Pull drawer outwards → D Lift plate to unlock pin from bottom plate → B Unlock drawer with screwdriver → E Move plate inwards to demount from bottom plate →...

  • Page 46: Servicing Hints

    10-3 Servicing Hints Replacement of CD Drive See also exploded view of changer mechanism. 1. Demount printed circuit board: remove 5 screws. 3. Remove 2 screws (pos 107,108) and demount CD drive 2. Disconnect flexfoil and JST connector of CD drive from lockings (pos 105,106).

  • Page 47: Lubrication Instructions

    10-4 Lubrication Instructions CHASSIS Grease Grease inside grove Grease on top of rib Grease DRAWER CS 53 187...
  • Page 48 10-5 DRAWER MECHANISM Grease DISC CHANGE MECHANISM Grease Grease Grease on first and last tooth Grease on first and last tooth Use only grease Polylub GLY 801 service codenumber 4822 390 10136 CS 53 188...
  • Page 49 10-6 WARNING CHARGED CAPACITORS ON THE SERVO BOARD MAY DAMAGE THE CD DRIVE ELECTRONICS WHEN CONNECTING A NEW CDM 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 CDM mechanism: 1.

  • Page 50: Blockdiagram

    10-7 Blockdiagram 1805 CD MECHANISM PHOTODIODE & HF AMPLIFIER - LOADER CONTROL PCB +10V DISC +5,6V 7806 7877 7851 TDA7073A TURNTABLE FOCB+ MOTOR FOCUS CD LEFT MOTOR FOCB- Active low pass RADB+ Filter RADIAL TDA1308 MOTOR RADB- CD RIGHT 7807 TDA7073A SERVO - DECODER SLEDGEB+...

  • Page 51: Wiring

    10-8 Wiring of CD Drive Pict. 1 Pict. 2 PCS 102 757...
  • Page 52 10-9 10-9 800 D2 2805 B5 2814 D5 2825 F9 2838 E8 2850 D14 2879 H5 2892 D5 3803 C4 3815 E5 3825 F9 3834 A4 3842 F5 3849 H5 3866 D8 3894 E9 801 G1 2806 B5 2815 D5 2826 G12 2839 F4 2851 B11...
  • Page 53 10-10 10-10 Mapping 1800 E3 3716 A2 3889 B5 1801 H5 3717 A2 3890 I3 C99 Board Componentside view 1805 B1 3718 C5 3891 J3 3CDC99 Board Copperside view 1810 C3 3727 B4 3892 B5 1876 J1 3728 B5 3893 I3 1878 I1 3730 B5 3894 D3...
  • Page 54 10-11 10-11 805 H14 805 H14 2804 G4 2804 G4 2853 G4 2853 G4 2863 B8 2863 B8 2872 F10 2872 F10 2881 F8 2881 F8 3707 G4 3707 G4 3715 G8 3715 G8 3740 A7 3740 A7 3750 B7 3750 B7 3855 B11 3855 B11...
  • Page 55 10-12 10-12 POS. 60 73 74 POS. 25 CS 53 195...

  • Page 56: Printed Circuit Board

    10-13 116 117 118 Printed Circuit Board MECHANICAL PARTSLIST 3CDC-99 MODULE –––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––– 4822 390 10136 POLYLUB GLY801 (GREASE) 4822 528 10937 PULLEY 4822 463 11008 GUIDE LEFT 4822 522 10493 IDLER WHEEL 4822 463 11009 GUIDE RIGHT 4822 358 10115 BELT 4822 441 11615 DRAWER...
  • Page 57 10-14 MECHANICAL PARTSLIST 3CDC-99 MODULE –––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––– 4822 502 12548 SCREW M2,6X3,5 4822 691 10772 CD DRIVE VAM2201 4822 502 12548 SCREW M2,6X3,5 4822 466 10736 CARROUSEL 4822 528 10937 PULLEY 4822 532 12365 BUSH DRAWER 4822 522 10494 GEAR DRAWER 4822 402 11237 SWITCH BRACKET 4822 358 10115...
  • Page 58 10-15 ELECTRICAL PARTSLIST 3CDC-99 MODULE –––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––– MISCELLANEOUS CAPACITORS ––––––––––––––––––––––––––––––––––––––––––––––––––––– ––––––––––––––––––––––––––––––––––––––––––––––––––––– 1800 4822 265 10925 FLEX FOIL CONNECTOR 15PIN 2862 4822 122 10466 220pF 1805 4822 265 11533 FLEX FOIL CONNECTOR 23PIN 2863 4822 122 10466 220pF 1805 2422 025 09768 FLEX FOIL CONNECTOR 19PIN 2864 4822 122 33191...
  • Page 59 10-16 ELECTRICAL PARTSLIST 3CDC-99 MODULE –––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––– RESISTORS RESISTORS ––––––––––––––––––––––––––––––––––––––––––––––––––––– ––––––––––––––––––––––––––––––––––––––––––––––––––––– 3822 4822 116 52249 1,8kΩ 0,16W 3892 4822 116 83883 470Ω 0,16W 3823 4822 050 11002 1kΩ 0,2W 3893 4822 116 83883 470Ω 0,16W 3824 4822 050 11002 1kΩ 0,2W 3894 4822 116 52191 33Ω...
  • Page 60 Brief introduction of the Combi Board Combi Board application A262 FW-C3/37, FW-C35/37 A. TRANSFORMER PRIMARY PART A263 FW-C30/37 Transformer Primary Circuit provide connection for AC mains supply and primary wires of transformer. A264 FW-C30/21/21M A265 FW-C30/30 B. POWER SUPPLY PART...
  • Page 61 11-2 11-2 11-2 MAIN PART - COMPONENT LAYOUT MAIN PART - CHIP LAYOUT This assembly drawing shows a summary of all possible versions. For components used in a specific version see schematic diagram and respective parts list. This assembly drawing shows a summary of all possible versions. For components used in a specific version see schematic diagram and respective parts list. PCS 103 350...
  • Page 62 11-3 11-3 CIRCUIT DIAGRAM - SOURCE SELECT & AMPLIFIER PART 26 E2 1511 F1 2332 D13 2348 H13 2364 F12 2500 C10 2516 A4 2532 E8 2548 C1 2565 A2 2581 H2 2597 F14 3336 D13 3352 H12 3369 G14 3388 H5 3488 H6 3507 C7...
  • Page 63 11-4 11-4 CIRCUIT DIAGRAM - POWER SUPPLY PART 25 E7 3261 D9 6257 C7 1203 E1 3263 C9 6258 D7 1206 A1 3264 C3 6259 C5 1207 B1 3265 D4 6260 B5 +9.75V +5V6 1208 C2 3266 D4 6261 C3 FOR NTC VERSION ONLY 1N4148 3214...
  • Page 64 11-5 11-5 LAYOUT DIAGRAM - TRANSFORMER PRIMARY PART CIRCUIT DIAGRAM - TRANSFORMER PRIMARY PART 23 C4 1202 D1 1577 D1 5202 C1 9272 D1 9274 D1 9299 E2 1201 D1 1205 C2 3208 D1 9271 C1 9273 C2 9298 D2 TRANSFORMER MAIN C-PAD C-PAD...
  • Page 65 11-6 11-6 CIRCUIT & LAYOUT DIAGRAMS - KARAOKE PART 48 D9 5640 B2 57 A9 6632 D4 1642 B1 6633 D4 2641 B2 7641 B3 2642 B3 7642 C5 2643 B3 7643 A5 2644 A5 7645 D5 2645 B4 7646 D3 2647 A6 7647 D3 2648 B6...
  • Page 66 11-7 11-7 CIRCUIT & LAYOUT DIAGRAMS - CDC KEY PART CIRCUIT & LAYOUT DIAGRAMS - HEADPHONE PART 1406 A1 1431 A2 1432 B2 1433 B2 1434 B2 1435 B2 1406 This assembly drawing shows This assembly drawing shows 3450 A2 a summary of all possible a summary of all possible 3451 A2...
  • Page 67 11-8 11-8 ELECTRICAL PARTS LIST - COMBI BOARD ELECTRICAL PARTS LIST - COMBI BOARD MISCELLANEOUS 2331 482212233575 220pF 5% 63V 2511 532212234099 470pF 10% 63V 2578 482212440207 100µF 20% 25V 1201 482226531015 Mains Socket /21/21M/30 2332 482212233575 220pF 5% 63V 2512 532212234099 470pF 10% 63V 2580 482212440433...
  • Page 68 11-9 11-9 ELECTRICAL PARTS LIST - COMBI BOARD ELECTRICAL PARTS LIST - COMBI BOARD RESISTORS 3268 482211683872 220R 5% 0,5W 3356 482211683872 220R 5% 0,5W 3497 482205120124 120k 5% 0,1W 3566 482211683933 15k 1% 0,1W 3269 482211652256 2k2 5% 0,5W 3357 482211683872 220R 5% 0,5W 3498 482211711148...
  • Page 69 11-10 11-10 ELECTRICAL PARTS LIST - COMBI BOARD ELECTRICAL PARTS LIST - COMBI BOARD RESISTORS 3643 482205120105 1M 5% 0,1W 4525 482205120008 0R Jumper 0805 4579 482205120008 0R Jumper 0805 6225 482213031878 1N4003G 3644 482205120471 470R 5% 0,1W 4526 482205120008 0R Jumper 0805 4580 482205120008 0R Jumper 0805...
  • Page 70 11-11 ELECTRICAL PARTS LIST - COMBI BOARD DIODE 7642 482213041096 BC550C 6553 482213031878 1N4003G 7643 482213041096 BC550C TRANSISTORS & INTEGRATED CIRCUITS Note: Only the parts mentioned in this list are normal 7233 932213922687 BD242BFP service spare parts. 7234 532213044593 BC369 7235 482213040959 BC547B 7236 482213041246...

  • Page 71: Exploded View

    12-1 12-1 EXPLODED VIEW - MAIN UNIT PCS 103 360...
  • Page 72 Mains Cord UL /37 D3 x 12 313911810800 Window Disp. FW-C3/37 482226321092 Adaptor Plug 6A 250V /21 D3 x 12 313911810950 Window Disp. FW-C30/30/37 313911619350 Instruct. For Use /21/21M/30 D3 x 12 313911810520 Window Disp. FW-C30/21/21M 313911619370 Instruction For Use /37...

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