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Philips PET745/12 Service Manual
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Philips PET745/12 Service Manual

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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
Service Part List.......................................................... 8
Revision List............................................................. 9
©Copyright 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
Published by BU AVM - FK
Version 1.1
Printed in the Netherlands
PET745/12
Chapter
3141 785 33621
Subject to modification

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Summary of Contents for Philips PET745/12

  • 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 33621 Published by BU AVM – FK...
  • Page 2 1.0 TECHNICAL SPECIFICATION General Playback disc type: DVD+/- R/RW/DVD+/- R/CD/CD-R/CD-RW, Video Playback Format: DVD /S VCD / JPEG4/ DIVX3,4,5,6 Dimensions (W x H x D): 200 x 160 x 43。5 mm Bear Unit Weight: 0．84Kg Audio Playback Format: CD/MP3, WMA, Power supply: Disc Diameter 8cm/12cm...
  • Page 3 5. Refer below table for your region code setting Select “0” setting = Region Free (confidential) Procedure for SW upgrade 1. Download the “PHILIPS.BIN” file from the Philips support site 2. Unzip the file, Drag-n-drop to USB drive 3. Power on PET745 with AC/DC adapter 4.
  • 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 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 3.0 INSTRUCTION FOR USE...

  • Page 9: Mechanical Instructions

    4.0 MECHANICAL INSTRUCTION Disassembly Procedure on PET745 Remove eight screws on back cabinet to separate top cabinet and back screws 8pcs cabinet. Generally open the front cabinet. Disassemble hous and connecter. Disassemble hous and connecter,and take out the DVD LOADER. Disassemble hous and screws,and screws 7pcs take out the main board、sw board.
  • Page 10 Remove one screws fabrics and screws 1pcs and connecter hous connecter hous on IR board. 1pcs Remove fabrics and hous. Remove the screws on the TFT board. screws 1pcs...

  • Page 11: Troubleshooting

    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 connection is OK?
  • Page 12 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 13 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 14 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 15 PET745 CIRCUIT BLOCK CVBS AV-OUT SPK-R SPHE230 SPHE6600 AUDIO-R DTV TUNER SPK-L TDA2822 YD4558 AUDIO-L DATA SWAP RECEIVER R/G/B VIDEO DECORDER MST720 TCOM Y/C INPUT SPHE8202-128 1.8V 3.3V DECK MOTOR 1200X DRIVER 3.3V TO 1.8V SPI FLASH 9V TO 5V DC IN 3.3V 9V TO...
  • Page 16 MAIN BOARD CIRCUIT DIAGRAM-AUDIO 120pF AOUT_FR 4.7K AV_OUT_R A_R_SPEAKER 8.2K 10uF/16V AOUT_FR 10uF/16V 200pF 1200pF NJM4558 5.6K 100K 47pF DVCC3 2N3904 2N3906 100K A_MUTE A_MUTE 10K/0402 1K/0402 120pF MUTE MUTE 2N3904 AOUT_FL 4.7K AV_OUT_L A_L_SPEAKER 8.2K 10uF/16V AOUT_FL 10uF/16V 200pF 1200pF NJM4558 5.6K...
  • Page 17 DVCC3 MAIN BOARD CIRCUIT DIAGRAM-POWER Q15 SI2307/SOT-23 DC9VIN DISCHARGE EC31 100uF/25V SK34 R100 BAT-DET 4001 R101 LD_SW LD_SW 33K 1% R90 FB600R CON3 3904 R102 100K/F/0603 R103 4.7K R104 3904 100K/0402 1K/0603 1% R105 R106 0/J/0402 3K6 1% SI2307 3904 DC9VIN CHARG CHARGE...
  • Page 18 MAIN BOARD CIRCUIT DIAGRAM-SDRAM DVCC M_A0 M_D0 DVCC M_A1 M_D1 M_A2 M_D2 M_A3 M_D3 M_A4 M_D4 0.1uF M_A5 M_D5 M_A6 M_D6 4.7K 4.7K M_A7 M_D7 DVCC M_A8 M_D8 M_A9 M_D9 I2C_CLK M_A10 M_D10 A10/AP I2C_DATA M_A11 M_D11 M_DQM0 M_D12 LDQM 24C01/CAT24C021 M_DQM1 M_D13...
  • Page 19 6600_+5V DVCC2.5 PLLVCC2.5 U1 AMS1085 TO-252 MAIN BOARD CIRCUIT DIAGRAM-SPHE6600 TUN_PWR_CTRL 100u/16V 0.1u 0.1u 6600_DVCC3 3.3V POWER CLKIN CLKIN FOR TUNER R_SUNIF_CLK R_SUNIF_CLK 2 R_SUNIF_FRAME R_SUNIF_FRAME 2 R_SUNIF_GNT R_SUNIF_GNT 2 R_SUNIF_D0 R_SUNIF_D0 R_SUNIF_D1 R_SUNIF_D1 R_SUNIF_D2 R_SUNIF_D2 TUN_PWR_CTRL APM2301AAC TS_DI3 R_SUNIF_D3 TS_D3 GPIO7 R_SUNIF_D3...
  • Page 20 V+5V EC20 10uF/16V MAIN BOARD CIRCUIT DIAGRAM-SPHE8202TQ VVCC3 /LDSW C140 10pF 100K 3(C) 1(E) 2SK3018 2(B) 3904 G/Y_O/SY CD_VR V+5V R/V_O/SC DVD_VR FOC- L41 FB600R FOC+ 2SK3018 VCC5 RAD+ 100K LDSW RAD- /LDSW PUHRF VREF1 0.1uF 0.1uF CDLDO CDLDO ADAC_AVSS DVDMDI CDVR# CD_VR...
  • Page 21 DR44 CP2_N 4.7K AVDD DC71 VPNLA VCC0 DL33600R AVSS 0.1uF GND0 CP2_P For reduce the noise 26PIN 0.5MM DOWN REF_PWM Bottom LG&PHILIPS LT070W02 VCC5V DL17 100mHz/2K2/0402 DC77 DC76 OP3414 1uF/10V/0402 0.1uF/16V/0402 DR48 4K7/0402 OUT1 DR49 560R/0402 DR50 4K7/0402 10uF/10V/0805 DR51 4K7/0402...
  • Page 22 MAIN BOARD CIRCUIT DIAGRAM-TV TUNER 3V3D 3V3A FB-0805 TS_ERR R128 TS_FAIL TS_SYNC_I R129 TS_SYNC TS_VAL_I R130 TS_VALID TS_CLK_I R131 TS_CLK C106 C107 C108 C109 C110 0.01u/50V 10u/16V FB-0805 1u/50V 0.01u/50V 1u/50V TS_CLK_I C111 NC TUN_GND TUN_GND TUN_GND TUN_GND TUNER TUNER1 0(8P4R) TS_DI0 TS_D0...
  • Page 23 MAIN BOARD CIRCUIT DIAGRAM-VIDEO PORT 10pF V+5V VGND CVB1 CVBS_TV 100pF 100pF A/V Output PORT BAV99 CVBS_TV 120R ML_OUT 120R MR_OUT 120R ML_OUT ML_OUT MR_OUT MR_OUT 68pF 680pF 680pF PHONE JACK3.5 AUD_GND EMI Issue VGND SMT TOP VIEW CVB1 CVB1 CVB1...
  • Page 24 DC BOARD CIRCUIT DIAGRAM-DCJACK COIL 8V 2A TP10 TP11 POWER 0.1uF/25V/0603 TP11 DC JACK(+9V~+16V) LOADSW SW DPST...
  • Page 25 KEY BOARD CIRCUIT DIAGRAM-PANEL KEY 900R ADKEY1 FB600 OPTION STOP DOWN NEXT RIGHT 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 900R KR10 KR11 KR12 FB600 KS10 KR13 KS11 KC10 KC11 SOURCE DISCMENU PREV LEFT PAUSE/PLAY 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF DGND...
  • Page 26 VCOMOUT VCOMDC TFT BOARD CIRCUIT DIAGRAM-MT720C DC1 20pF VBOUT 10R/0402 VGOUT 10R/0402 VROUT 10R/0402 VCC5V 12MHz AVDD_PWM 120P/0402 120P/0402 20pF 120P/0402 AVDD_MPLL AVDD_DAC DC12 DC10 0.1uF VDDP DC13 0.1uF 0.1uF 100mHz/600R/0805 AVDD_DPWM DC15 DC14 DC16 DC51 DC53 DC17 DC18 DC19 DC20 47P/0402 47P/0402...
  • Page 27 MAIN BOARD TOP...
  • Page 28 MAIN BOARD BOTTOM...
  • Page 29 TFT BOARD TOP...
  • Page 30 TFT BOARD BOTTOM...
  • Page 31 DC&IR BOARD TOP...
  • Page 32 DC&IR BOARD BOTTOM...

  • Page 33: Service Partlist

    8.0 SERVICE PARTLIST Electrical Part List: Service 12NC Service Description Photo Pos. PET745/12 996510021984 IR PCBA ASS'Y LG E2/E4 PET745 PET745/12 996510021983 KEY PCBA ASS'Y PET745 PET745/12 996510021985 DC PCBA ASS'Y LG E2/E4 PET745 PET745/12 996510022111 TFT PCBA ASS'Y LG E2/E4 PET745...
  • Page 34 8.0 SERVICE PARTLIST Mechanical Part List: Service Service Description Photo Pos. 12NC PET745/12 996510022105 MONITOR TOP FRAME PET742 PET745/12 996510026554 DVD DOOR PC PET745 PET745/12 996510022094 DVD MIDDLE FRAME PET742 PET745/12 996510021987 DVD BOTTOM HOUSING PET745 PET745/12 996510022099 MENU KEY1 (OPTION)
  • Page 35 8.0 SERVICE PARTLIST PET745/12 996510022039 FFC 24P/0.5mm 150mm PET745/12 996510022097 HINGE PET742 & HOUSING...
  • Page 36 8.0 SERVICE PARTLIST Accessories Part List: Service Service Description Photo Pos. No. 12NC PET745/12 996510022078 SW ADAPTOR 9V/1A EU ADAPT PET745/12 996510020969 ROD ANT DVB-T-2 CABLE ATTENUATOR PET745/12 996510004975 AV CABLE AVCABLE PET745/12 996510021031 CAR ADAPTER CARAPT PET745/12 996510026555 REMOTE CONTROL 35KEY...

  • Page 37: Revision List

    9.0 REVISION LIST Version 1.0 • Initial release PET745/12 Version 1.1 • Update some parts that are not used in mass production 996510022497 -> 996510026653 Battery 996510021982 -> 996510026554 DVD door 996510021986 -> 996510026552 Key3 996510002353 -> 996510022078 AC adaptor...