Philips MCD755 Service Manual

Dvd micro theatre
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DVD Micro theatre

TABLE OF CONTENTS

Service Aids ..................................................................................1-1
Info. about lead-free soldering.......................................................1-1
Service Instruction ........................................................................1-1
CD Playability Check .............................................................2-1..2-3
Disassembly digram ...............................................................3-1..3-5
Software version check and upgrading .........................................4-1
Block diagram ................................................................................5-1
Wiring diagram .............................................................................6-1
Tuner Board
circuit diagram ..........................................................................7-1
layout diagram ..........................................................................7-2
VFD Board
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 LX 0737 Service Audio
Version 1.0
Subject to modification
CPU Board
circuit diagram. .........................................................................9-1
layout diagram ..................................................................9-2...9-3
AMP Board
circuit diagram ........................................................................10-1
layout diagram ..............................................................10-2..10-3
Exploded view diagram ............................................................... 11-1
Service partslist ..................................................................12-1..12-2
Commercial partslist
MCD755
all versions
3141 785 32120

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Summary of Contents for Philips MCD755

  • Page 1: Table Of Contents

    ................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.
  • Page 2: Service Aids

    SERVICE AIDS Compact Disc: Service Tools: SBC426/426A Test disc 5 + 5A ......4822 397 30096 Universal Torx driver holder .........4822 395 91019 SBC442 Audio Burn-in test disc 1kHz ....4822 397 30155 Torx bit T10 150mm ...........4822 395 50456 SBC429 Audio Signals disc .........4822 397 30184 Torx driver set T6-T20 .........4822 395 50145 Dolby Pro-logic Test Disc ........4822 395 10216 Torx driver T10 extended ........4822 395 50423...
  • Page 3: Cd Playability Check

    2 -1 CD PLAYABILITY CHECK 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 Standard repair procedure playability ok ? clean the lens check playability...
  • Page 4 CD PLAYABILITY CHECK 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 5 CD PLAYABILITY CHECK EYE-PATTERN SIGNAL – JITTER MEASUREMENT CD DRIVE – LASER CURRENT MEASUREMENT Measure the signal on the input of the Signal processor The laser current can be measured as a voltage drop on a using an analog oscilloscope. Please find the exact resistor.
  • Page 6: Disassembly Digram

    Disassembly diagram MCD755 Disassembly-DVD layer A. Remove bottom cover B.Remove top cover and loosen screws 3×10PTH(4PCS), 3×8FT(2PCS) A1.Loosen screws 2.5×7PWMTT(3PCS),2.6×5PWMTT(7PCS) B1. Loosen screws 3×10FA(1PCS) C. Remove side plate and loosen screws 3×6BTH(4PCS),3×6FMTT(2PCS) C1. Loosen screws where is the back of side plank 3×4FMTT(4PCS) Remove bezal panel and loosen screws 3×5FMTT(2PCS)
  • Page 7 Disassembly diagram D.Loosen screws 3×10PWA(2PCS),3×8PWMTT(2PCS)and then remove mechanism core E.Loosen screws 3×10FA(7PCS),3×6FMTT(1PC),and remove rear plate F. Remove motor and loosen screws where is the front of side plate 3×6FT(2PCS), 3×10BT(2PCS) G.Loosen screws 3×6PM(6PCS), remove CPU card and decode card Page:63...
  • Page 8 Disassembly diagram H. Loosen screws 2×6PWT(2PCS), remove slide plate J.Loosen screws J1 2.6×8PT(7PCS) J2 2.6×5PT(4PCS) J3 2.6×6PT(2PCS), and remove top cover I. Loosen screws2.6×8PT(8PCS), and remove VFD board Page:64...
  • Page 9 Disassembly diagram MCD755 Disassembly-AMP layer A.Looen screws2.6×5PWMTT(8PCS), remove plastic bottom cover B. Loosen screws 3×10PTH(6PCS) 3×6BTH(4PCS), remove side plank and top cover C. Loosen screws3×6FMTT(5PCS), remove bezal plank D.Loosen screws 3×12FA(4PCS), 3×10FT(1PC), 3×5FMTT(4PCS), remove rear plank Page:65...
  • Page 10 Disassembly diagram E. Loosen screws 3×5BM(3PCS), remove connection card F. Loosen screws 3×5BM(4PCS), remove AMP board G. Loosen screws 3×5BM(4PCS), remove power board Page:66...
  • Page 11 Disassembly diagram H. Loosen screws 2.6×8PT(6PCS), 2.6×5PT(2PCS), remove bezal panel I. Loosen screws and remove top cover I1. 2.6×8PT (7PCS) I2. 2.6 × 5PT ( 4PCS ) I3. 2.6×6PT (2PCS) Page:67...
  • Page 12: Software Version Check And Upgrading

    4 - 1 4 - 1 SOFTWARE VERSION CHECK AND UPGRADING...
  • Page 13: Block Diagram

    5 - 1 5 - 1 SET BLOCK DIAGRAM REM-SENSOR DVD 12V CONTROL +Vs -Vs B OUT BLUE CPU5V GR OUT GREEN MECHANISM PT16311 R OUT MEPG2 V-OUT BLOCK VIDEO TDA8922 CPU5V S-V OUT S-VIDEO COAXIAL MUTE STBY&MUTE MUTE SUR-MUTE CONTROL SUR-MUTE OPTICAL...
  • Page 14: Wiring Diagram

    6 - 1 6 - 1 SET WIRING DIAGRAM...
  • Page 15: Circuit Diagram

    7 - 1 7 - 1 CIRCUIT DIAGRAM - TUNER BOARD IC2 74HC2G04 CLOCK 3.0V 100pF 10pF 10uH 22uF 22uF 4.7K 4.7K LOUT ROUT 32.768K 9014 12pF 39pF 9014 100pF CLOCK FREQIN INTX INTX DGND LOUT RFIN1 ROUT 27pF RFIN2 SGND 120nH SGND...
  • Page 16: Layout Diagram

    7 - 2 7 - 2 LAYOUT DIAGRAM - TUNER BOARD...
  • Page 17: Circuit Diagram

    8 - 1 8 - 1 CIRCUIT DIAGRAM - VFD BOARD VFD701 R603 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 18: Layout Diagram

    8 - 2 8 - 2 LAYOUT DIAGRAM - VFD BOARD...
  • Page 19 9 - 1 9 - 1 CIRCUIT DIAGARM - CPU BOARD 9015 100uF/16V CN12 9P/2.0 7P/2.0 5P/2.0 J200 104P RCA-2P 3.3V REMOTE 8550 IN60 4148 8550 TEST C123 C122 4.7K 1UF/50V 9014 1UF/50V 24C01 TUN-ON MUTE 104P 8050 C112 C113 R131 CPU5V 100p...
  • Page 20 9 - 2 9 - 2 LAYOUT DIAGARM - CPU BOARD...
  • Page 21: Layout Diagram

    9 - 3 9 - 3 LAYOUT DIAGRAM - CPU BOARD...
  • Page 22 10 - 1 10 - 1 CIRCUIT DIAGRAM - AMP BOARD R1353 +12V 2.2K R1343 R1359 R1345 R1304 R1342 R1354 5.6K SUR-MUTE 4.7K Q1301 MUTE Q1302 VddA2 VssA2 CLOCK VssA2 Vddp2 Vssp2 BC817B VddA3 VssA3 CLOCK R1308 Vddp3 Vssp3 Vddp3 Vssp3 BC817B R1356...
  • Page 23: Layout Diagram

    10 - 2 10 - 2 LAYOUT DIAGRAM - AMP BOARD...
  • Page 24 10 - 3 10 - 3 LAYOUT DIAGRAM - AMP BOARD...
  • Page 25: Exploded View Diagram

    11 - 1 11 - 1 EXPLODED VIEW DIAGRAM DVD PART AMP PART 1126 2232 1135 1118 2236 1125 1127 1110 2231 1120 2233 1122 2242 1134 1119 2243 1111 2226 1141 2224 1124 2238 1136 2235 1132 2230 2239 1137/1138 2240 2228...
  • Page 26: Service Partslist

    SERVICE PARTSLIST (DVD PART) 1110 996510008517 CPU PCB ASSY MCD755 1111 996510008518 DISPLAY PCB ASSY MCD755 1112 996510008519 CAB TOP LAMP PCB ASSY MCD755 1113 996510008520 CAB TOP LAMP PCB ASSY MCD755 1114 996510008521 CAB TOP LAMP PCB ASSY MCD755 1115 996510008522...
  • Page 27 12 - 2 SERVICE PARTSLIST (AMP PART) 2220 996510008519 CAB TOP LAMP PCB ASSY MCD755 2221 996510008520 CAB TOP LAMP PCB ASSY MCD755 2222 996510008521 CAB TOP LAMP PCB ASSY MCD755 2223 996510008522 CAB TOP LAMP PCB ASSY MCD755 2224...
  • Page 28 Part list BOM NO. DESCRIPTION Q'TY UNIT USAGE 09-MCD755-01A101 DVD UNIT PARTS ASS'Y MCD755/93 07-MCD755-01A101 CPU PCB ASS'Y MCD755 13000641 CHIP RESISTOR 100 1/16W J(0603) R38,39,41,60,62,74 13000680 CHIP RESISTOR 270 1/16W J(0603) R6-11 13000790 CHIP RESISTOR 15K 1/16W J (0603)
  • Page 29 PINS CONNECTOR 2.5/3P CN13 25000053 PINS CONNECTOR 2.0/9P 26000083 △FUSE F1A/125V R25,90 33000038 FERRITE BEAD CBG0805 2.2K 500mA 42000135 BARE WIRE Φ0.6X40mm (375m=1kG) 35-MCD755-01A1 PCB 35-MCD755-01A1 07-MCD755-06A101 DISPLAY PCB ASS'Y MCD755 13000316 CARBON FILM RESISTOR 2.2 1/2W J R603,604 Page:42...
  • Page 30 23000032 LIGHT TOUCH SWITCH TC103 6X6X5 170G SW601-608 42000135 BARE WIRE Φ0.6X40mm (375m=1kG) 35-MCD755-06A1 VFD DISPLAY PCB 35-MCD755-06A1 07-MCD755-11A101 CABINET TOP LAMP PCB ASS'Y MCD755 11-1 13000833 CHIP RESISTOR 680 1/4W J (1206) R904,905 16000035 LED Φ3 3B4SCB01 (BLUE) LED1104,1103...
  • Page 31 L4,5 25002927 PINS CONNECTOR 2.0X2X4P H8 35-EC06-05A1 PCB 35-ECO6-05A1 TUNER 37001242 METAL BOX F-8 28X26X13 NICKEL-PLATE 07-TU05-01A101 RADIO CONTROL PCB ASS'Y MCD755 25000044 PINS CONNECTOR 2.0/7P 35-TU05-01A1 RADIO CONTROL PCB 35-Tu05-01A1 08-MCD759-16A102 MOTOR ASS'Y MCD759 37-NE1300-01A100 1300 WORM PREFORMING 39-NE1300-09A100...
  • Page 32 04-MCD755-02A102 DECODER CARD ASS'Y MCD755/93 32000374 DVD DECODER CARD EJS-89HD18H (5.1CH) 46-MCD755-01A101 MCD755/93 DVD SOFTWARE(V1.0) 08-MCD755-01A101 DVD CASING PARTS ASS'Y MCD755/93 37-MCD759-05A100 MCD759 DVD METAL BOTTOM 37-MCD759-06A106 MCD728 DVD SIDE PLATE(L) ALUMINIUM 37-MCD759-07A101 MCD759 DVD SIDE PLATE ALUMINIUM (R) 37-MCD705-08A101 MCD705 RIG OUT METAL PLATE ALUMINIUM...
  • Page 33 BLACK SPONGE 15X15X5 40° 36000115 BLACK SPONGE 10X10X8 40° 36000042 ROD FIBER PAPER WASHER Φ3X8X0.5 37000960 SCUTCHEON PHILIPS 56X10 ALM 38000712 SCREW 3 X 6 PM NICKEL-PLATE 38000064 SCREW 3 X 4 FMTT NICKEL-PLATE 38000066 SCREW 3 X 5 FMTT BLACK 38000069 SCREW 3 X 6 FMTT Φ6 BLACK...
  • Page 34 25000164 22 SINGLE WIRE 120 BLACK 09-MCD755-02A101 AMP UNIT PARTS ASS'Y MCD755/93 32000604 POWER PCB ASS'Y DVD AMP POW281 330W 07-MCD755-11A101 CABINET TOP LAMP PCB ASS'Y MCD755 11-1 13000833 CHIP RESISTOR 680 1/4W J (1206) R904,905 16000035 LED Φ3 3B4SCB01 (BLUE)
  • Page 35 Part list BOM NO. DESCRIPTION Q'TY UNIT USAGE 13000120 CHIP RESISTOR 47 1/16W J (0805) R020 13000070 CHIP RESISTOR 10K 1/16W J (0805) R206,217,226,021 13000186 CARBON FILM RESISTOR 1K 1/8W J-52 R213,224 13000077 CHIP RESISTOR 1M 1/16W J (0805) R201 13000101 CHIP RESISTOR 2.2K 1/16W J (0805) R203...
  • Page 36 25000044 PINS CONNECTOR 2.0/7P CN206 25001243 PINS CONNECTOR 2.5/12P CN210 35-MCD755-02B1 AMP CONTROL PCB 35-MCD755-02B1 07-MCD755-01B101 AMP FRONT PCB ASS'Y MCD755 13000063 CHIP RESISTOR 10 1/4W J (1206) R1327-1335,1337,1338 13000063 CHIP RESISTOR 10 1/4W J (1206) R1360 13000065 CHIP RESISTOR 100 1/16W J (0805)
  • Page 37 MICA INSULATION SHEET 15.5X11 39000715 CORDH=3.5 38000231 SCREW 3 X 12 BTH NICKEL-PLATE 08-MCD755-02A101 AMP CASING PARTS ASS'Y MCD755/93 37-MCD759-16A100 MCD755 AMP METAL 37-MCD759-02A106 MCD705 AMP SIDE PLATE(L) ALUMINIUM 37-MCD759-03A101 MCD759 SIDE PLATE ALUMINIUM (R) 37-MCD705-08A100 MCD705 RIG OUT METAL PLATE ALUMINIUM...
  • Page 38 20WIRE 100 170 2.5/2P/3P 2.5/2P 25003090 20 SINGLE WIRE 70 2.5/5PX1 2.5/5PX1 25002983 20 SINGLE WIRE 180 2.0/4PX2 25002984 28WIRE+28WIRE 150 2.0/7PX2 26000263 △AC LINE CORD 200 VH-03X1 DY-1756 UL 09-MCD755-03A101 ACCESSORY PARTS ASS'Y MCD755/93 25001949 SINGLE WIRE 1.5m FM ANT Page:51...
  • Page 39 PH WARRANTY CARD PH 3141 075 21791 36000686 DRESS PH 210 41004622 QUICK START GUIDE MCD759/93 CHINA 41000612 PHILIPS LOCAL SALES QC PASS 35X46 41002444 ACCESSORY AGENT BLANK BOX 306X217X57 41004374 LARGESS BOX 170X150X30 09-MCD755-04A101 PACKING PARTS ASS'Y MCD755/93 41000183...
  • Page 40 39-MCD705-23A101 MCD705 BRACKET FOOT COVER SILVER ABS 41000198 PE POLYBAG 30X25cm 09-MCD755-05A101 SPEAKER BOX ASS'Y MCD755/93 08-MCD755-03A101 FRONT SPEAKER BOX ASS'Y(L) MCD755/93 37-MCD713-05A101 MCD713 SPEAKER BRACKET SILVER 39-DCD713-01A100 DCD713 CENTER SPEAKER BOX PANEL HIPS 39-DCD713-02A101 DCD713 BACK SPEAKER BOX PANEL HIPS...
  • Page 41 28000560 SPEAKER 3"4Ω25W 41003877 TISSUE BLOW MOLDING 35X23CM 41005602 MAIN SPEAKER BOX LABEL (R) MCD755/93 08-MCD755-05A101 CENTER SPEAKER BOX ASS'Y MCD755/93 37-MCD713-02A101 MCD713 SPEAKER BRACKET SILVER 39-DCD713-07A100 DCD713 CENTER SPEAKER BOX PANEL HIPS 39-DCD713-08A101 DCD713 SPEAKER BACK CABINET HIPS SILVER...
  • Page 42 BOM NO. DESCRIPTION Q'TY UNIT USAGE 41005604 ENCIRCIE SPEAKER LABEL(L) MCD755/93 08-MCD755-07A101 ENCIRCIE SPEAKER BOX(R) ASS'Y MCD755/93 37-MCD713-05A101 MCD713 SPEAKER BRACKET SILVER 39-DCD713-01A100 DCD713 CENTER SPEAKER BOX PANEL HIPS 39-DCD713-02A101 DCD713 BACK SPEAKER BOX PANEL HIPS 39-PS11-07A101 PS-11 PEDESTAL DOWN COVER...
  • Page 43 Part list BOM NO. DESCRIPTION Q'TY UNIT USAGE 16000255 INFRARED-EMITTING DIODE Φ5 1L0534F13A0TC 17000005 CHIP TRANSISTOR BC817-25(SOT23) 19000294 IC TM58PR11S18C 35-PRC502-01A1 REMOTE CONTROL PCB PRC502 195X38 39-PRC502-01A101 PRC502 REMOTE CONTROL CABINET TOP 39-PRC502-02A100 PRC502 REMOTE CONTROL CABINET BACK 39-PRC502-03A100 PRC502 REMOTE BATTERY COVER 39-PRC502-04A101 PRC502 REMOTE DECORATIVE LOOP SILVER 39-PRC502-05A100...

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