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Philips CD753/00 Service Manual
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Philips CD753/00 Service Manual

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Technical Specification...................................................1-1
Location of Printed Circuit Boards ..................................1-2
Safety Instructions ..........................................................2-1
Instruction for use (excerpt)............................................3-1
Mechanical Instructions ..................................................4-1
Service Tools..................................................................5-1
Service Test Program.....................................................5-2
Blockdiagram..................................................................5-3
Wiring Diagram...............................................................6-1
Circuit Diagram Supply Part......................................7-1
Component Layout....................................................7-2
Circuit Diagram DAC Part .........................................7-3
Component Layout....................................................7-4
Circuit Diagram .........................................................7-5
Component Layout....................................................7-6
Safety regulations require that the set be restored to its original
condition and that parts which are identical with those specified
be used.
©
Copyright 1997 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 HB 9823 Service Audio
CS 53 132
Printed in The Netherlands
Subject to modification
H
Circuit Diagram .........................................................7-6
Component Layout....................................................7-6
CD B
OARD
Circuit Diagram .........................................................7-7
Component Layout....................................................7-8
Fault Finding Tree CD...............................................7-9
E
V
Set............................................................................10-1
CD Short Loader ......................................................10-2
Electrical Partslist ..........................................................10-3
CD753
/00 /01 /14
PROG RAM
EDIT
PEAK
PREV.
PAUS E
NEXT
PHON ES
VOLU ME
CLASS 1
LASER PRODUCT
©
4822 725 26026

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  • Page 1: Table Of Contents

    LASER PRODUCT © Copyright 1997 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

    TECHNICAL SPECIFICATION General Headphone output : ≥5V Dimensions (WxHxD) : 435 x 86 x 265mm Output level (1kHz, 0dB) : ≤1,2dB Weight : 2,9kg Unbalance left-right Output impedance : 120Ω Load impedance : 32Ω - 600Ω Accessories Output power : 25mW at 32Ω : 52mW at 120Ω...

  • Page 3: Location Of Printed Circuit Boards

    LOCATION OF PRINTED CIRCUIT BOARDS CS 53 134...
  • Page 4 © ñ WARNING WAARSCHUWING All ICs and many other semiconductors are susceptible to Alle IC´s en vele andere halfgeleiders zijn gevoelig voor electrostatic discharges (ESD). Careless handling during electrostatische ontladingen (ESD). repair can reduce life drastically. Onzorgvuldig behandelen tijdens reparatie kan de levensduur When repairing, make sure that you are connected with the drastisch doen vermindern.

  • Page 5: Instruction For Use (Excerpt)

    INSTRUCTION FOR USE English CS 53 136...
  • Page 6 INSTRUCTION FOR USE English CS 53 137...
  • Page 7 INSTRUCTION FOR USE English CS 53 138...
  • Page 8 INSTRUCTION FOR USE English CS 53 139...

  • Page 9: Mechanical Instructions

    MECHANICAL INSTRUCTIONS Dismantling Top Cover 1) Loosen 7x screw as shown in picture 1. picture 1 2) Lift top cover as shown in picture 2. 3) Remove top cover. picture 2 CS 53 140...
  • Page 10 MECHANICAL INSTRUCTIONS Dismantling Front 1) Loosen 2x screw as shown in picture 3. Bottom view picture 3 2) Release 2x snap on bottom (see picture 3). 3) Release 2x snap on side (see picture 4). 4) Remove front. Side view picture 4 CS 53 141...
  • Page 11 Dismantling hints CD Short Loader Dismantling the tray a) Press open/close button to open the tray. If the tray doesn´t work, use a small screwdriver as shown in Fig.1 step 1 to move the tray outside. After the first centimetre it is possible to pull the tray out by hand.
  • Page 12 Assembly of gear a) Use a pin (e.g. a paperclip) to align the cam wheel (a) with the gear wheel (b). See Fig. 2. b) Fix the wheels with the small plastic washers. Fig. 2 CS 53 143...
  • Page 13 c) Mount idle wheel 2 (c) and idle wheel 1 (d) in any position. See Fig. 3. d) Fix the idle wheel 1 (d) with the small plastic washer. e) Mount the driving belt. Fig. 3 f) Mount the pinion guiding assy and the cover as shown in Fig.

  • Page 14: Service Tools

    HANDLING CHIP COMPONENTS SERVICE TOOLS TORX T10 screwdriver with shaftlength 150mm ........4822 395 50423 TORX screwdriver set T6 - T20 SBC 163..........4822 395 50145 Audio signal disc SBC 429..............4822 397 30184 Playability test disc SBC444/444A............4822 397 30245 Test disc 444 (disc without errors) + Test disc 444A (disc with dropout errors, black spots and fingerprints) Burn in test disc SBC442 ................4822 397 30155...

  • Page 15: Service Test Program

    To start service test SERVICE TEST PROGRAM program hold PLAY & PAUSE depressed while plugging in the mains cord Display shows number of ROM version "S Vzz" stands for Service Testprogram stands for Software Version zz version number counted from 01 upwards DISPLAY QUARTZ CD PLAY...
  • Page 16 Abbreviations CD Part SERVICE TEST PROGRAM CD-Part To start service test program hold SAA7372 – DECODER AND DIGITAL SERVO IC CD7 PLAY & PAUSE depressed while plugging in the mains cord Name Direction Description ––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––– VSSA1 supply (analog) of CD7 Since the CD-RW reflects much less light than an ordinary Display shows number of CD-A, the gain of the HF-amplifier stage and the sensitivity...

  • Page 17: Blockdiagram

    BLOCKDIAGRAM ECO SHORT LOADER AF BOARD HEADPHONE BOARD KILL 1720 for details see next page µP CLK 1506 7505 +10V +10V 7670 1802 1251 1600 KILL HEADPHONE SOCKET SRDT -10V -10V KILL Left out DOSY BCLK MUTE BCLK BCLK Right out WCLK WCLK WCLK...
  • Page 18 BLOCKDIAGRAM ECO SHORTLOADER Mk3 7855 TDA7072A 1803 eye-pattern signal DISC TRAY > 800 mVpp 1804 MOTOR TRAY - Automatic Laser Power Control TURNTABLE MOTOR TRAY + Laser TB=0.5 s on/off TRAY TRAY_SW TRACK RESET RESET SERVO DATA HF-PREAMPLIFIER FOCUS DOBM MOTO1 MOTO2 16.93MHz...

  • Page 19: Wiring Diagram

    WIRING DIAGRAM TRANSFORMER /00 /14 1506 +10V blue 220 - 230V -10V Digital out Line out Mains plug white 8003 green 1503 1504 LEFT white AGND Thermal fuse 130¡C RIGHT Mains plug TRANSFORMER /01 1250 1502 AF - BOARD Thermal fuse blue 125¡C Voltage selector...
  • Page 20 1250 B4 1255 C5 1256 D5 2250 B6 2251 B5 2252 C6 AF Board / Supply part 2253 C6 2254 D7 2255 D8 2256 D6 2257 D6 2258 D7 2259 E5 6251 3251 A5 3252 A5 BZX55-C4V7 3253 A5 7250 3254 B6 BC327-40 -31,4V...
  • Page 21 1250 A1 1506 B1 2258 A2 2508 B3 2523 A3 3252 A1 3501 A2 3510 B3 3534 A3 3544 B2 5801 B4 6257 A2 7501 A2 9254 A2 9267 B1 1251 A4 2250 A1 2259 A2 2511 B2 2524 A4 3253 A1 3502 A4 3511 B2...
  • Page 22 1251 B1 1505 F7 2504 D4 2511 B10 2516 E4 2527 F6 2545 H3 3504 C3 3509 B8 3514 E10 3534 C10 3540 C12 3545 C12 3553 G4 7500 C2 7505-B B9 7511-F F4 F514 C1 F519 C5 F524 E7 F529 C14 F541 G2 F546 F7...
  • Page 23 1250 A1 1506 B1 2258 A2 2508 B3 2523 A3 3252 A1 3501 A2 3510 B3 3534 A3 3544 B2 5801 B4 6257 A2 7501 A2 9254 A2 9267 B1 1251 A4 2250 A1 2259 A2 2511 B2 2524 A4 3253 A1 3502 A4 3511 B2...
  • Page 24 181 F1 182 H1 184 E1 1800 C10 FRONT BOARD 1810 I6 1820 F1 1821 F11 1822 F11 1823 F12 1824 F12 1825 F12 1826 F12 3848 3849 1827 F13 1828 G11 23 22 21 20 19 18 17 16 15 14 13 12 11 10 1829 G12...
  • Page 25 181 B1 1821 A5 1827 A7 1833 A4 2807 B2 2814 B3 3808 B2 3814 B5 3820 B4 3832 B1 3838 B1 3847 B2 6820 B2 9803 A5 9809 A7 9815 B3 182 B2 1822 B5 1828 B7 1834 B4 2808 B1 2815 A3 3809 B5...
  • Page 26 1720 J32 3836 K10 1801 G2 3837 K9 1802 F32 3838 L10 1803 G26 3839 L10 1804 D21 3840 L9 1806 M2 3841 J10 1807 H31 3842 E15 1810 H30 3843 N10 resistor for flap version only CD-BOARD ECO-SL Mk3) 1820 H32 3844 O9 not for flap...
  • Page 27 opt. 3844 D2 1720 C1 3845 C4 1801 D3 3846 D2 1802 C6 3847 E2 1804 E6 3848 D3 1806 C1 3849 E2 1807 B2 3850 D3 ECO Short Loader Mk3 1810 B5 3851 C3 Componentside view 1820 B3 3852 E2 1850 F6 3853 E2 OPTIONAL...
  • Page 28 WARNING BEGIN Press Open/Close CHARGED CAPACITORS ON THE CD BOARD MAY DAMAGE THE CD-ELECTRONICS WHEN CONNECTING A NEW CD DRIVE. THAT´S WHY, BESIDES THE SAFETY MEASURES LIKE • SWITCH OFF POWER SUPPLY Check: Supply voltages +A, +5V Tray opened ? Communication lines to µP of apparatus.

  • Page 29: Eadphone Board

    BUTTON OPEN-CLOSE 402 4822 410 11905 KNOB POWER 403 4822 459 05032 CABINET FRONT 404 4822 459 10887 WORDMARK "PHILIPS" 407 4822 450 10553 WINDOW DISPLAY 408 4822 410 11907 BUTTON SET PROGRAM 409 4822 410 11911 BUTTON SET CD...

  • Page 30: Cd Short Loader

    10-2 10-2 Exploded view CD Short Loader Torx 3x6 Plastite (2x) (3x) (3x) (2x) 1800 1802 MECHANICAL PARTSLIST CD Short Loader (4x) 201 4822 532 51061 WASHER (PLASTIC) 202 4822 522 33464 GEAR WHEEL DRAWER 203 4822 535 93466 SPINDLE 204 4822 522 33465 CAM WHEEL 206 4822 464 51031...

  • Page 31: Electrical Partslist

    10-3 ELECTRICAL PARTSLIST CD BOARD –––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––– MISCELLANEOUS RESISTORS ––––––––––––––––––––––––––––––––––––––––––––––––––––– ––––––––––––––––––––––––––––––––––––––––––––––––––––– 1720 4822 265 11183 CON. FLEX FOIL 4 PIN SIDE ENTRY 3720 4822 116 83883 470Ω 0,16W 1800 4822 691 10645 CD DRIVE VAM1201 3721 4822 116 83883 470Ω 0,16W 1801 4822 267 51453 CON.
  • Page 32 10-4 ELECTRICAL PARTSLIST CD BOARD –––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––– RESISTORS COILS ––––––––––––––––––––––––––––––––––––––––––––––––––––– ––––––––––––––––––––––––––––––––––––––––––––––––––––– 3863 4822 116 83872 220Ω 0,5W 5804 4822 157 53302 1µH 3864 4822 116 52175 100Ω 0,5W 5810 4822 157 11517 10µH 3865 4822 116 83872 220Ω 0,5W 5860 4822 242 10566 CRYSTAL 8.4672MHz 3866 4822 116 83864...
  • Page 33 10-5 ELECTRICAL PARTSLIST AF BOARD –––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––– MISCELLANEOUS RESISTORS ––––––––––––––––––––––––––––––––––––––––––––––––––––– ––––––––––––––––––––––––––––––––––––––––––––––––––––– 1255 ! 4822 071 56301 FUSE T 630mA/250V 3511 4822 116 52256 2,2kΩ 0,16W 1256 ! 4822 071 56301 FUSE T 630mA/250V 3512 4822 116 52256 2,2kΩ 0,16W 1503 4822 267 31996 CINCH SOCKET DIGITAL OUT 3513 4822 116 83884...
  • Page 34 10-6 ELECTRICAL PARTSLIST FRONT BOARD –––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––– MISCELLANEOUS RESISTORS ––––––––––––––––––––––––––––––––––––––––––––––––––––– ––––––––––––––––––––––––––––––––––––––––––––––––––––– 1800 4822 135 00234 DISPLAY 3835 4822 050 11002 1kΩ 0,2W 1810 4822 265 11183 CON. FLEX FOIL 4PIN SIDE ENTRY 3836 4822 116 52257 22kΩ 0,5W 1820 4822 276 13114 TACT SWITCH 3837 4822 116 83884...

This manual is also suitable for:

Cd753/01Cd753/14

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