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Philips DCP850 Service Manual

Dvd portable player.
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DVD Portable Player
Service Manual

TABLE OF CONTENTS

Technical Specification & Service Tips......................... 1
Safety Instructions..................................................... 2
Instruction for Use...................................................... 3
Mechanical Instructions.............................................. 4
Troubleshooting .........................................................5
Overall Block Diagram................................................. 6
Electrical Diagram...................................................... 7
Exploded View Diagram & Service Part List................... 8
Revision List............................................................. 9
┬ęCopyright 2005 Philips Consumer Electronics B.V. Eindhoven, The Netherlands
All rights reserved. No part of this publication may by reproduced, stored in a
retrieval system or transmitted, in any form or by any means, electronics,
mechanical, photocopying, or otherwise without the prior permission of Philips
Version 1.2
DCP850
All version
Chapter
3141 785 31652

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  • Page 1: Table Of Contents

    All rights reserved. No part of this publication may by reproduced, stored in a retrieval system or transmitted, in any form or by any means, electronics, mechanical, photocopying, or otherwise without the prior permission of Philips 3141 785 31652 Version 1.2...
  • Page 2: Technical Specification

    For the best performance of your DVD Portable. Formats: Check www.philips.com/support for latest software upgrades available. A) By CD-ROM Download the “PHILIPS.BIN” file from the Philips support site Unzip the file and then burn it into a CD-ROM to make a disc for upgrade...
  • Page 3 PHILIPS LOGO on the screen. Remove the card from the set Note: If you want to use the same card for audio / video playback on the set, please delete the “PHILIPS.BIN” first. Otherwise, it will be recognized as for software upgrade again.
  • Page 4 2.0 SAFTETY INSTRUCTIONS 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.
  • Page 5: Preparation Of Servicing

    2.1 ESD PROTECTION When the power supply is being turned on, you may not remove this laser cautions label. If it removes, radiation of laser may be received. PREPARATION OF SERVICING Pickup Head consists of a laser diode that is very susceptible to external static electrocity. Although it operates properly after replacement, if it was subject to electrostatic discharge during replacement, its life might be shortened.
  • Page 6 SAFTY NOTICE SAFTY PRECAUTIONS LEAKAGE CURRENT CHECK Plug the AC line cord directly into a 120V AC outlet (do Measure the AC voltage across the 1500 resistor. not use an isolation transformer for this check). Use an The test must be conducted with the AC switch on and AC voltmeter, having 5000 per volt or more sensitivity.
  • Page 7: Instruction For Use

    3.0 INSTRUCTION FOR USE...
  • Page 8: Mechanical Instructions

    4.0 MECHANICAL INSTRUCTION Disassembly Procedure Remove 6pcs of screws on front side of bottom cabinet. (Please note the left hand side screw is shorter than others, make sure do not put long screw during re-assembly, otherwise it will damage the middle cabinet!) Remove 2pcs of screw on top side of bottom cabinet.
  • Page 9 4.0 MECHANICAL INSTRUCTION Unplug another wire connector of Ipod board from main board. (right top side) To remove main board from cabinet, unplug / disconnect the wires on top side first. And then remove all screws on main board connected with bottom cabinet. To remove battery board and battery from cabinet, remove the screws on battery board connected with bottom cabinet first,...
  • Page 10 4.0 MECHANICAL INSTRUCTION Be careful not to broken the wire connection between battery and battery board. Otherwise you can re-soldering them as shown in picture. To remove DVD loader, unplug the wires connected with main board. And then remove the flex cable on the bottom side.
  • Page 11 4.0 MECHANICAL INSTRUCTION To remove the key board, remove the screws as shown in picture. To remove the Ipod board, remove the screws on slider cover and then remove some tapes attached on middle cabinet and wires. To remove front cabinet, remove the screw on display frame first.
  • Page 12 4.0 MECHANICAL INSTRUCTION Unplug the flex cable connected with TFT board at the backside also. To remove the TFT board ass’y, de- soldering the wires between speaker and TFT board. (Black wire is connected to “- ve” port and red wire is connected to “+ve” port)
  • Page 13: Troubleshooting

    5.0 TROUBLESHOOTING SYMPTOM: BATTERY NO POWER BATTERY CAN'T Power ON Start Check charging Check adaptor Check Battery capacity ? SET OK? function OK? power-ON OK? Check the Power-ON No Defect , return button and cable OK? set to Customer Replace Button or Replace Main Board Cable...
  • Page 14 5.0 TROUBLESHOOTING SYMPTOM: NO IMAGE / NO SOUND SYMPTOM: NO IMAGE OUTPUT ( THE PANEL SHOW BLUE PICTURE ) Start Check DVD Drive work ? Replace DVD Drive Check the external AV NOTE: AV Cable TYPE from outside to note Cable TYPE Exchange AV cable Inside L-Audio, R-Audio, Video, Ground...
  • Page 15 5.0 TROUBLESHOOTING SYMPTOM: THE DVD DRIVE DOES NOT WORK SYMPTOM: THE DVD DRIVE DOESN 'T WORK Start Check DVD-Loader Cable Reinsertion connection OK? Check the DVD-Loader Replace DVD- Loader Replace main board...
  • Page 16 5.0 TROUBLESHOOTING SYMPTOM: ADAPTOR CANNOT POWER ON Adaptor can not Power ON Start Check Adaptor OK? Change adaptor SET OK? Check the Power-ON Return set to Replace Main Board button and cable OK? Customer Replace Button or Cable...
  • Page 17 5.0 TROUBLESHOOTING SYMPTOM: REMOTE CONTROL CANNOT WORK SYMPTOM: THE REMOTE CONTROL CAN NOT WORK Start Check CABLE form bottom board to top board Cable Reinsertion connection OK? Check TOP-board OK? Replace IR receiver Replace top board Replace main board Return to custormer...
  • Page 18 5.0 TROUBLESHOOTING SYMPTOM: NO SOUND FROM HEADPHONE...
  • Page 19 5.0 TROUBLESHOOTING SYMPTOM: LED DISPLAY FAILURE SYMPTOM: LED Display Fail Start Check CABLE form Main board to top board Cable Reinsertion connection OK? Check TOP-board OK? Replace LED Replace top board Replace main board Return to custormer...
  • Page 20 5.0 TROUBLESHOOTING SYMPTOM: KEY & BOTTON FAILURE SYMPTOM: Key & Botton Fail Start Check CABLE form board to Cable Reinsertion board connection OK? Check KEY board OK ? Replace KEY board Replace main board Return to custormer...
  • Page 21: Overall Block Diagram

    6.0 OVERALL BLOCK DIAGRAM TFT DRIVER BOARD SPEAKER INVERT TFT:7" OR 8.5" SPEAKER DC9V D3031 + 8D02 LI-ON Battery 2000MAH /7" 2400MAH /7" TFT POWER TFT Video signal (Y/C/CVBS) DC JACK DC9V IN bright POWER CONTROL POWER DECTETION POWER DVD-SVIDEO VIDEO SW P74LV4066 VIDEO CVBS OUT...
  • Page 22: Electrical Diagram

    5V USB POWER DATA TPA+ USB DATA L- DATA TPB- USB DATA L+ DATA TPB+ INPUT GND INPUT GND IPOD-CVBS IPOD/PI_O_R IPOD/PI_O_L AUI_O_R AUI_O_L PHILIPS SEMICONDUCTORS Title DCP750-DOCKING Size Document Number VER : 060613 Date: Monday, January 15, 2007 Sheet...
  • Page 23 7.2 KEY BOARD ADC_KEY1 ADC_KEY2 R146 R147 430E 430E ALARM-1 STOP R148 R149 270E 270E PERVIOUS R150 R151 DBB1 330E 330E VOL+ R153 R155 TIMER 470E POWER ON/OFF 470E REPEAT R156 R157 680E 680E NEXT SOURCE SELECT R159 R160 VOL - PLAY/PAUSE...
  • Page 24 7.3 TFT DRIVER BOARD R253 R577 R252 100K R236 680K R238 C215 1uF/50V R240 R579 100K R242 R231 R232 C217 1uF/50V C234 3.3K C203 C232 C219 1uF/50V 1200P C216 0.01uF R575 R233 C214 C218 R576 100K C227 R574 R578 100K 100K 100K C233...
  • Page 25 7.3 TFT DRIVER BOARD TO: PAGE 1 of 4 JCPT1 PANEL VCC RT36 STVR STVL RT42 100 FRPT RT39 100 VCOM VCOM VCOM FRDV FRDV RT40 VDD1 CT118 VDD1 0.1uF STHL LT4 FB 0805 STHR VCOM VCOM VCOM CPH3 CPH2 CT15 CT16 CT22...
  • Page 26 7.3 TFT DRIVER BOARD 100uF/16V 5.6V 0.047uF 2.2uF 22P/3KV TFTEN 100p 0.022uF 100uH 100p DA204 5.6V C107 0.1u 1000p 0.047uF 0.22uF 330P 0.1uF DA204 OZ970 0.1uF 100K 1500PuF 0.022uF 3906 9.1V 6.2V 2.2uF 0.1uF 470P 0.1uF 0.1uF 47uF...
  • Page 27 7.4 MAIN PCBA 1,2,3,4,5 WIDE WIDE IRIN IRIN 8.4V_CHARGE 8.4V_CHARGE 1 IPOD/PI_O_L IPOD/PI_O_L IPOD/PI_O_R IPOD/PI_O_R IPOD-CVBS IPOD-CVBS MUTE MUTE IRDVD IRDVD VSTB VSTB VSDA VSDA VSCK 3V3_CPU VSCK 3V3_CPU 0.1uF 100u10v 4u7H DVDPOWER DVDPOWER P89LPC935 BackLight_EN IPODPOWER R176 220E R177 BackLight_EN P2.0 P2.7...
  • Page 28 GPIO_[3..6] GPIO_[3..6] DV33 ASDAT[0..3] DV33 1,2,3,4 ASDAT[0..3] MS_CD SPMCLK SPMCLK MSBS ASDAT1 ASDAT1 MSCLK ASDAT2 ASDAT2 MS_3V3 MS_3V3 R146 DV33 MSD0 GPIO_3 GPIO_3 MSD1 GPIO_4 GPIO_4 MSD2 GPIO_5 GPIO_5 MSD3 GPIO_6 GPIO_6 SD_CD SPDATA MSBS SPDATA MSD1 SDCMD_C ASDAT3 MSD0 ASDAT3 SDCLK_C ASDAT0...
  • Page 29 IPOD/PI_O_L IPOD/PI_O_L DV33 AV33 BackLight_EN 1,2,3,5 DV33 BackLight_EN VEDIO-TFT IPOD/PI_O_R IPOD/PI_O_R AVCC5 AVCC5 10uF/16V-D 4066 IPOD-CVBS IPOD-CVBS ASDAT[0..3] DVD-Y WIDE ASDAT[0..3] WIDE AVCC5 MUTE OUT1 MUTE YUV[1..3] YUV[1..3] DVD_C C-TFT EPORT IRIN IRIN OUT2 OUT4 DV33 150p IPOD 1,2,3,5 DV33 10uF/16V_SMD 1,2,3,5,6 OUT3...
  • Page 30 MA[0..11] MA[0..11] BA[0..1] BA[0..1] DQM[0..1] DQM[0..1] DCLK DCLK 1,2,4,5,6 DCKE DCKE CAS# CAS# RAS# RAS# DRAM MA10 DQ10 DQ[0..15] A10/AP DQ10 DQ[0..15] PCE# PCE# MA11 DQ11 DQ11 DRAM PRD# PRD# DBA0 DQ12 BA0/A13 DQ12 PWR# PWR# DBA1 DQ13 BA1/A12 DQ13 A[0..20] A[0..20] DQ14...
  • Page 31 JITFO 390pF JITFN DV33 RFV33 RFV33 RFVDD3 750k ADACVDD 150uH 2200pF APLLVDD3 47uH 1,3,4,5,6 DACVDD3 100uF/6.3v DV33 DV33 1,3,4,5 680k ADIN 0.1uF 0.01uF 2200pF 10uF/10v 10uF/16v MVCC MVCC 0.1uF 10uF/16v 0.1uF RFV33 RFV33 CE10 CE14,CE15,CE16 1000uF/10v LDO33 LDO33 closed to IC's 150k 150k CB10...
  • Page 32 MVCC MVCC BATTERY CHARG URST# URST# DISCHARG RFV33 RFV33 battery charge VGND AUD_GND DV33 DV33 2,3,4,5 DVDPOWER DVDPOWER SI2307 2,3,4,5,6 +9VDCIN PC11 10uF/16v A_MUTE A_MUTE 22k 1% URST# URST# SK34 LDO33 LDO33 B-CHARG 8.4V_CHARGE 3904 8.4V_CHARGE 6 AVCC5 3904 AVCC5 910 1% DC_IN SI2307...
  • Page 33 Pos. 12NC 996510001972 MAIN PCBA DCP850/12 996510001511 IPOD PCBA DCP750 996510001513 KEY PCBA DCP750 TFT DRIVER PCBA DCP850 (WITH HINGE & HINGE HOUSING, SOLDERING IS 996510001978 REQUIRED TO CONNECT WIRE WITH SPEAKERS ON DISPLAY FRAME, REFER TO SECTION 4 ABOVE) BATTERY &...
  • Page 34 Pos. 12NC Description 8.5” PANEL FINAL 996510001973 ASS’Y 996510001515 DVD LOADER FFC 24P LINK DVD 996510001519 LOADER FRONT CABINET 996510001974 DCP850 BOTTOM CABINET 996510001975 DCP850 DISPLAY FRAME 996510001977 WITH SPEAK MIDDLE CABINET ASS’Y (WITH OPEN BUTTON, MEUN 996510001976 BUTTON, DVD...
  • Page 35 8.0 SERVICE PART LIST Mechanical Part List: Service Service Description Photo Pos. 12NC 996510001518 POWER BUTTON 996510001596 NAVIGATION BUTTON 996510001597 SLIDER COVER...
  • Page 36 8.0 SERVICE PART LIST Accessories Part List: Service Service Description Photo Pos. No. 12NC 996510001509 AC ADAPTOR/12 ACADAPTOR 996510004261 AC ADAPTOR/05 996510000788 AV CORD AVCABLE 996510001510 CAR ADAPTER CARADAPTOR 996510000790 30GB IPOD HOLDER HOLDER 996510000789 REMOTE CONTROL...
  • Page 37: Revision List

    Version 1.0 (3141 785 31650) • Initial release DCP850/12 Version 1.1 (3141 785 31651) • Update section 8 - Add new AC ADAPTER/05 (996510004261) for DCP850/05 Version 1.2 (3141 785 31651) • Update section 8 - Add stand alone battery 996510018613 for DCP850...

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Dcp750

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