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Philips MCD728 Service Manual
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Philips MCD728 Service Manual

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DVD Micro System
Service Manual

TABLE OF CONTENTS

Handling Chip Components ............................................................1-1
Information About Lead-Free Soldering ............................................1-2
Technical specification...................................................................2-1
Service Tools ..................................................................................2-1
Service Measurement setup ..........................................................2-2
Connections and controls ......................................................3-1...3-4
Disassembly diagram ............................................................4-1...4-2
Software Version And Upgrading ....................................................5-1
Set Block Diagram ..........................................................................5-2
Set Wiring Diagram .........................................................................5-3
VFD BOARD
circuit diagram ..........................................................................6-1
layout diagram ..........................................................................6-2
TUNER BOARD
......................................................................7-1
circuit diagram
layout diagram .......................................................................7-2
circuit diagram ..........................................................................8-1
layout diagram ..........................................................................8-2
©
Copyright 2007 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 DB 0730 Service Audio
Version 1.2
Printed in The Netherlands
Subject to modification
circuit diagram ..........................................................................9-1
layout diagram ..........................................................................9-2
Pre-AMP BOARD
circuit diagram ........................................................................10-1
layout diagram ........................................................................10-2
DVD MPEG BOARD
circuit diagram ..............................................................13-1...13-5
layout diagram ........................................................................13-6
Exploded view diagram......................................................14-1...14-2
Service partslist .................................................................14-3...14-5
Factory partslist..................................................................15-1...15-5
MCD728
all versions
CLASS 1
LASER PRODUCT
© 3141 785 31692

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Summary of Contents for Philips MCD728

  • Page 1 LASER PRODUCT © Copyright 2007 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: Handling Chip Components

    1 - 1 HANDLING CHIP COMPONENTS...
  • Page 3 1 - 2...
  • Page 4 TUNER SYSTEM FM Frequency range ......87.5-108 MHz Total output power ..........400W FM Noise limit sensitivity ......≤ 20µ V/M Power supply ......220 – 240 V / 50 Hz FM S/N ................ ≥ 46dB Rated working power consumption (1/8 rated output power) ............
  • Page 5 2 - 2...
  • Page 6 3 - 1 CONNECTION AND CONTROLS...
  • Page 7 3 - 2 CONNECTION AND CONTROLS...
  • Page 8 3 - 3 CONNECTION AND CONTROLS...
  • Page 9 3 - 4 CONNECTION AND CONTROLS...
  • Page 10 3 - 5 CONNECTION AND CONTROLS...
  • Page 11 4 - 1 4 - 1 DISASSEMBLY DIAGRAM - DVD PART D.Remove Back Panel & Top cover H.Remove Slid Plank A.Remove Bottom Cover D*remove screws T3x4(5pcs)and T3x6(5pcs)and T3x10(2pc) A1.remove screws M2.5x4(10pcs) E. Remove DVD Rom I.Remove VFD board assy B*.remove screws M3x10(8pcs) and M3x8(3pcs) C*.remove screws M3x8(4pcs) and T3x4(2pcs) F.
  • Page 12 4 - 2 4 - 2 DISASSEMBLY DIAGRAM - AMP PART D.Remove Back Panel & Top Cover G.Remove SMPS board assy A.Remove Bottom Cover D*remove screws T3x4(4pcs)and T3x6(1pcs)and T3x10(1pcs) A1.remove screws M2.5x4(8pcs) E. Remove Pre-AMP Board Assy H.Remove AMP Front board assy B*.remove screws M3x10(6pcs) and T3x10(4pcs) C*.remove screws T3x4(5pcs) F.

  • Page 13: Version

    5 - 1 5 - 1 SOFTWARE VERSION AND UPGRADING ! " " # " " & " & & & " ( )* +! " & - " # " " !"#### & . , / 34 5 4. "...

  • Page 14: Set Block Diagram

    5 - 2 5 - 2 SET BLOCK DIAGRAM...

  • Page 15: Set Wiring Diagram

    5 - 3 5 - 3 SET WIRING DIAGRAM SCART PCB Pre-AMP BOARD CPU BOARD DVD MPEG BOARD AMP BOARD POWER BOARD VFD BOARD TUNER BOARD...

  • Page 16: Circuit Diagram

    6 - 1 6 - 1 CIRCUIT DIAGRAM - VFD BOARD VFD701 R603 NE-1300CD-3.G 2.2/0.5 VF2-1 VF1-1 -28V C603 104P C607 C608 CN601 334P 334P 2.0/3P R604 2.2/0.5 note ： tolerance RES±10 ％ C605 C609 C610 104P 334P 334P CAP±20 ％， special parts nated beside parts All parts comply with suppliey environment C604 104P...

  • Page 17: Layout Diagram

    6 - 2 6 - 2 LAYOUT DIAGRAM - VFD BOARD...
  • Page 18 7 - 1 7 - 1 CIRCUIT DIAGRAM - TUNER BOARD TUNE1 KST-F404 10.7M T104 IF-OUT 10.7M 10.7M FM FRONTEND OSC-OUT AM/FM 10uF TEA5762 RIPPLE FM-IF2-IN 100uF AM-RF AM-AFC FM-GND JACK1 2.2K FM RF GND RF-GND1 ENABLE/MPX DATA FM-OSC WRITE-EN CLOCK FM ANT ST/NO...
  • Page 19 7 - 2 7 - 2 LAYOUT DIAGRAM - TUNER BOARD...
  • Page 20 8 - 1 8 - 1 CIRCUIT DIAGRAM - AMP BOARD R313 +12V R303 2.2K C364 R307 R318 C310 C311 4.7K Q300 C379 R316 DZ300 10uF C306 C307 5.6K BC817B R330 5.1V 100UF/25V Vddp3 Vssp3 Vddp2 Vssp2 CLOCK C327 CLOCK C324 C347 C309...
  • Page 21 8 - 2 8 - 2 LAYOUT DIAGRAM - AMP BOARD...
  • Page 22 9- 1 9- 1 CIRCUIT DIAGRAM - CPU BOARD CN12 CN11 CN210 2P/2.0 5P/2.0 3P/2.0 5P/2.0 CN201 7P/2.0 8P/2.0 CN202 D204 24C01 IN60 IC200 U200 X200 oscI Q202 4.7K 32.768 TEST R233 R24910K 8050 oscO R218 R220 M-CLOSE R237 Q205 R267 C212 M-CLOSE...
  • Page 23 9 - 2 9 - 2 LAYOUT DIAGRAM - CPU BOARD...
  • Page 24 10 - 1 10 - 1 CIRCUIT DIAGRAM - Pre-AMP BOARD CN113 C102 470uf/16v D101 4148 ENCODER301 CN1101 OUT-SW FL-OUT ENCODER FR-OUT 2.5/8P D100 MUTE CN101 4148 +12V S12V CN105 R902 SW901 2P/2.0 1.5K SOURCE R103 Q102 CN104 R104 CN1201 ROT-B 8050 C101...
  • Page 25 10 - 2 10 - 2 LAYOUT DIAGRAM - Pre-AMP BOARD...
  • Page 26 12 - 1 12 - 1 MUTI PCB ASP 12V J1201 CN1201 CVB1 ASP 12V 20.VIDEO IN 19.VIDEO OUT 18.FS GND 17.VIDEO GND CVB1 16.FS 检测电压 15.RED 16:9 ASP=7.5V-8V 14.REMOTE GND 4:3 ASP=12V 13.RED GND 12.REMOTE RGB V/S=3V 11.GREEN VIDEO V/S=0V 10.CLOCK 9.GREEN GND 8.12V...
  • Page 27 13 - 1 13 - 1 CIRCUIT DIAGRAM - DVD MPEG BOARD MPEG board is not repaired,program for referrence only. EJS89HD18 MPEG board elements sch 92_DV33 92DAC_AVDD3 DV33 USBVCC USB- R150 USBM USB+ R151 CB59 CB60 CB61 USBP AZ1117H-3.3V/NC 0.1uF 0.1uF 0.1uF C109...
  • Page 28 13 - 2 13 - 2 CIRCUIT DIAGRAM - DVD MPEG BOARD MPEG board is not repaired,program for referrence only. +5VV EJS89HD18 MPEG board elements sch +5VV 75/DIP-1/2W + CE23 L21 1.8uH 220uF/16V YUV1 8550 AV3-8.4-13D 47pF 47pF 47pF SPDIF CVBS ASPDIF CVBS_ST...
  • Page 29 13 - 3 13 - 3 CIRCUIT DIAGRAM - DVD MPEG BOARD MPEG board is not repaired,program for referrence only. EJS89HD18 MPEG board elements sch DV33 DV33 RFVDD3 CB13 0.1uF CB14 CB15 CB16 CB17 CB18 CB19 2.7uH/NC 0.1uF 0.01uF 2200pF 0.1uF 0.1uF 0.1uF...
  • Page 30 13 - 4 13 - 4 CIRCUIT DIAGRAM - DVD MPEG BOARD EJS89D18 MPEG board is not repaired,program for referrence only. EJS89HD18 MPEG board elements sch AVCC 0.1uF/NC 4.7k 2200pF 680k ADIN 2N3904 680k V1P4 4.7k DV33 2200pF 2N3904 AVCC 2N3904 150k 150k...
  • Page 31 13 - 6 13 - 6 LAYOUT DIAGRAM - DVD MPEG BOARD MPEG board is not repaired,program for referrence only.
  • Page 32 14 - 1 14 - 1 DVD-EXPLODED VIEW DIAGRAM DISPLENS DRBKT DVDFRT STAYKNOB MOTORASSY DRVBKT DISCASSY TOPPC LENS DVDBCK SLIDEBKT LPKNOB CTLBKT DRPOSTL/R DVDBTM2...
  • Page 33 14 - 2 14 - 2 AMP-EXPLODED VIEW DIAGRAM Item LENS2 VOLKNOB AMPFRT SCBKT SIDEL SIDER & TOPPC1 LENS1 TOPCV2 AMPBCK AMPBTM...

  • Page 34: Accessories Parts List

    TOP COVER LAMP PCB ASS'Y P-AMP 9965 200 00273 PRE-AMP PCB ASS'Y MCD728 (/93) FLAMP 9965 200 00277 FRONT LAMP PCB ASS'Y MCD728 (/93) 9965 200 00274 VOLUME PCB ASSY MCD728 (/93) 9965 200 00276 AMP PCB ASSY MCD728 (/93) PWASSY...
  • Page 35 9965 200 32114 CPU PCB ASS'Y MCD728/98 (/93) DISPBD 9965 200 32116 DISPLAY PCB ASSY (/93) OPBD 9965 200 00268 OPTICAL TERMINAL PCB AS MCD728 (/93) JACK131 9965 100 00817 OPTICAL & COAXIAL TERMINAL JP1501 9965 100 02925 SCART SOCKET CS-121/SCART-113 (/12)
  • Page 36 9940 000 05147 IC PT2579-SN SMALL (/12) IC204 9965 100 00814 IC PT2313L IC210 9965 100 02920 MCU PARTS ASS'Y MCD728/12 IC210 9965 100 06512 MCU PARTS (/98) J200 9965 100 00228 RCA SOCKET 2p AV2-8.4-13 RD WH (/12) U200...
  • Page 37 15 - 1 15 - 1 Factory BOM  %/$&. 6321*( $/0 ;; e 3&6  6&5(:  ;  %$ %/$&. 3&6  63($.(5 &25'6 0 3&6  6&5(:  ;  3$ 1,&.(/3/$7( 3&6  63($.(5 %2; %$&. /$%(/ 0&' ; 3&6  7,668( %/2: 02/',1* ;FP...
  • Page 38 15 - 2 15 - 2 Factory BOM  63($.(5 &25'6 0 73 3&6  63($.(5 %2; %$&. /$%(/ 5 0&' ; 3&6  3( 32/<%$* ;FP 3&6  :,5( 3  5(' %/$&. 3&6  :,5(  3; 3&6  58%%(5 )227 0&' =- %/$&. 3&6 0&'$ 63($.(5 *($5%2;...
  • Page 39 15 - 3 15 - 3 Factory BOM  &+,3 &(5$0,& &$3 3 9 .  ;5 3&6 &  (/(&752/<7,& &$3 X 9 / ; 3&6 &  3,16 &211(&725 3 3&6 &1  ,& /0/07  3&6 ,&  75$16,6725 & 3&6...
  • Page 40 15 - 4 15 - 4 Factory BOM 0&'$ 0&' 63($.(5 *($5%2; &$%,1(7 723 $%6 3&6 0&'$ 0&' 63($.(5 *($5%2; &$%,1(7 %27720 3&6 0&'$ 0&' *($5 3&6 0&'$ 0&' *($5 3&6 0&'$ 0&' &29(5 3&% $%6 3&6 0&'$ 0&' *($5 3&6 0&'$ 0&' *($5...
  • Page 41 15 - 5 15 - 5 Factory BOM 0&'$ )5(48(1&< ',9,'(5 3&% / 0&'$ 3&6  0(7$/ %5$&.(7 ;; 0&' 3&6  6&5(:  ;  %0 1,&.(/3/$7( 3&6 0&'$ 63($.(5 6:,7&+ 3&% $66 < / 0&'  63(&,$/ 6:,7&+ 7&9$ 3&6 6: 0&'$ 6:,7&+ 3&% 0&'$ 3&6 0&'$...

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