Philips PET944 Service Manual Download Page 40

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8.0 SERVICE PARTLIST

Accessories Part List:

CTN

Service

12NC

Service Description

Photo

PET944/12
PET944/58

996510022959 SW ADAPTOR 9V/1.5A EU

PET944/93 996510025396

SW ADAPTOR 9V/1.5A
CHINA

PET944/12
PET944/58
PET944/93

996510004975 AV CORD L230mm 3P

PET944/12
PET944/58
PET944/93

996510021031 CAR CORD 1.5A UL1.8m

PET944/12
PET944/58
PET944/93

996510022292

R/C 29KEY PHILIPS
PET944

PET944/12
PET944/58
PET944/93

996510012446 CAR

MOUNT

Summary of Contents for PET944

Page 1: ...se 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 t...

Page 2: ...on DC Supply DC6 3V 15 5V Standby Power off 0 45W Battery Voltage 6 3V Capacity 3500mAH Battery playtime Charging time Power off 8h Standby Power off 0 45W Headphone out headphone output load 2x16 ohm Maximum output power 1 5mW Frequency response 1dB SNR A wght 62dB THD w 16 ohm loading 1 0 Left Right Channel Separation 40dB Left Right Channel Balance 3 0dB Supported disc type Video Playback Forma...

Page 3: ... setting Procedure for SW upgrade 1 Download the PHILIPS AP file from the Philips support site 2 Unzip the file Drag n drop to SD card drive 3 Power on PET944 with AC DC adapter 4 Insert the SD card drive to SD card port of the main set 5 The set will detect the upgraded SW 6 Press OK to confirm and proceed 7 The set will reset once finished upgrade Warning Do not unplug the AC adapter during firm...

Page 4: ... caso di non osservazione della più grande cauzione alla loro manipolazione Durante le riparazioni occorre quindi essere collegato allo stesso potenziale che quello della massa dell apparecchio tramite un braccialetto a resistenza Assicurarsi che i componenti e anche gli utensili con quali si lavora siano anche a questo potenziale Pour votre sécurité ces documents doivent être utilisés par des spé...

Page 5: ... operates properly after replacement if it was subject to electrostatic discharge during replacement its life might be shortened When replacing use a conductive mat soldering iron with ground wire etc to protect the laser diode form damage by static electricity And also the LSI and IC are same as above Soldering iron with ground wire or ceramic type Ground conductive wrist strap for body Conductiv...

Page 6: ...xists the fault must be located and corrected Repeat the above test with the DVD VIDEO PLAYER power plug reversed NEVER RETURN A DVD VIDEO PLAYER TO THE CUSTOMER WITHOUT TAKING NECESSARY CORRECTIVE ACTION READING SHOULD NOT EXCEED 0 3V DVD VIDEO PLAYER AC OUTLET AC VOLTMETER Test all exposed metal Voltmeter Hook up for Leakage Current Check 0 15uF 150V AC 1500 10W 5000 per volt or more sensitivity...

Page 7: ...3 0 INSTRUCTION FOR USE ...

Page 8: ...3 0 INSTRUCTION FOR USE ...

Page 9: ...abinet screws 11pcs Generally open the front cabinet Remove four screws and disassemble the connecter on the Main board screws 4pcs connecter 8pcs 4 0 MECHANICAL INSTRUCTION Remove six screws on the battery board and DVD LOADER Remove four screws on the key board Remove the speaker grill and 4pcs screws ...

Page 10: ...Remove the 2pcs screws and cabinet on the TFT and IR board ...

Page 11: ...PEnote and connection is OK Replace DVD Drive Check DVD Drive work Replace Main Board Exchange AV cable NOTE AV Cable TYPE from outside to Inside L Audio R Audio Video Ground no yes no yes SYMPTOM NO SOUND COMES FROM SPEAKER Start Check the Connection OK Reinsertion Check speaker OK Replace Main Board Change the speaker no yes no yes ...

Page 12: ...ESHOOTING SYMPTOM THE DVD DRIVE DOES NOT WORK SYMPTOM THE DVD DRIVE DOESN T WORK Start Replace DVD Loader Check the DVD Loader OK Replace main board NO Yes Yes Cable Reinsertion NO Check DVD Loader connection OK ...

Page 13: ...TOM ADAPTOR CANNOT POWER ON Start Check Adaptor OK Adaptor can not Power ON Change adaptor SET OK Return set to Customer NO Check the Power ON button and cable OK Replace Main Board Replace Button or Cable Yes NO Yes No YES OK ...

Page 14: ...NG SYMPTOM KEY BOTTON FAILURE SYMPTOM Key Botton Fail Start Check KEY board OK Replace main board NO Yes Yes Cable Reinsertion NO Check CABLE form board to board connection OK Return to custormer OK Replace KEY board OK ...

Page 15: ...M IR KEY SPEAKER CT909P Y 1 8V AVOUT 3 3V 5 V FLASH 8M HANNSTAR 9 DIGITAL PANEL SDRAM 16 16 CVBS BATTERY R G B MOTOR DRIVER TOPRAY3000 G1450 EARPHONE TFT BOARD 9 V 4558 DC DC CT901 AUDIO OUT 9V DC IN LDO SD CARD 5654 DC MOTOR DRIVER 6849 AC VIDEO OUT 3 3 V ...

Page 16: ...V FB BL_EN 5V 3 3V 1 9VIN 2 DC_FBK1 2 DCPWM1 2 PCK1 1 LP 1 5V 2 RL43 10K CL2 100PF RL27 10K CL35 0 1uF RL47 3R IR1 SENSOR 1 2 3 CL33 0 1uF RL48 1R RL23 90K LL23 FB 600R CL34 0 1uF LL22 FB 600R RL18 0 QL5 3904 2 1 3 RL44 10K LED 1 C54 0 1uF LED 1 UL2 SS6610 1 5 3 4 2 6 SW OV FB EN GND VIN JL1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 DL5 SSD03 1 2 ECL4 2 2UF 16V 0805 LL21 FB 600R ECL5 100uF10V RL45 4 7k CL2...

Page 17: ...K DL1 7 5V 1 2 C3L1 10U 10V 0805 CL24 1uF 0603 1 2 LL3 100uH COIL CL30 0 1uF CL23 0 1uF 1 2 RL34 4 7k 1 2 RL40 13K DN2 SS214U 1 2 3 CL25 10U 25V 1206 RL38 1k 1 2 RL35 1k DL3 11V 1 2 CL19 1uF 0603 1 2 DNL1 SS214U 1 2 3 CL20 10U 10V 0805 CL29 10U 10V 0805 QL1 3906 1 2 3 RL41 1K CL27 1uF 0603 1 2 CL32 0 01uF CL22 1uF 0603 1 2 QL3 3904 1 2 3 CL21 0 1uF 1 2 RL36 1k 1 2 CL18 0 1uF 1 2 DNL3 SS214U 1 2 3 ...

Page 18: ...D GNDD GNDD GNDD GNDD GNDD GNDD GNDD GNDD GNDD GNDD GNDD GNDD GNDD GNDD VPNLD GNDD GNDD GNDD 5V_TFT GNDD RL22 2 2 1 RL26 15 1 RL33 15 1 RL10 1K RL50 51 1 RL30 150 1 RL32 47 1 RL6 47 1 RL28 3 9K RL31 1 1 C57 10uF 10V JL4 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 AGN...

Page 19: ...GRAM TFT BACKLIGHT KEY3 KEY4 KEY2 POWER_K1 POWER_K2 KEY5 KEY1 KS7 RIGHT TP7 RFO TP3 RFO KS1 UP KS2 PREV KS10 LEFT TP8 RFO KS5 VOL KS8 STOP KS9 ENTER KS14 POWER ON OFF TP4 RFO KS4 DOWN TP5 RFO TP1 RFO KS3 VOL KS6 DISK MENU TP2 GND TP6 RFO KS11 SETINGS KS13 SOURCE KS12 NEXT ...

Page 20: ...12 1000P NC 1 2 R170 10K T1 CON 1 3 2 4 R28 39K D12 IN4148 1 2 R26 270R C2 0 1uF R18 10K CB10 560pF NC R4 4 7K U1 1117 1 8V 2 1 3 4 OUT GND IN OUT CB11 560pF NC R12 10K L6 22uH CD43 R22 4 7K R171 10K C17 1000P NC 1 2 R15 3 3K R16 20K Q7 3904 1 2 3 R74 20K R11 4 7K JP4 PIN HEADER 1X3 1 2 3 C11 1uF Q2 3904 1 2 3 EC9 100uF 25V 1 2 R21 10K Q22 BAT54C 1 3 2 L7 22uH CD54 DR16 4 7K C9 0 1uF DR17 10K D8 S...

Page 21: ... 47 48 49 50 51 68 67 66 65 64 63 62 61 60 58 57 56 55 54 53 52 76 69 70 71 72 73 74 75 77 78 79 80 81 82 83 84 85 86 87 88 59 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 156 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 164 146 147 148 149 150 151 152 153 154 155 157 158 159...

Page 22: ...V 1 2 R92 33 C76 680P R96 24K R86 15 C74 680P C71 0 1uF R80 15 C106 0 1uF C91 1000P R55 100 R79 12K 1 R104 47K C78 100P Q17 SSN00206M 1 2 3 C77 680P C219 100P Q14 SSN00206M 1 2 3 C83 0 1uF C66 0 1uF CT901A U7 CT901A 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 RFAC VPA AIP AIN A2 B2 C2 D2 CP CN D C B A CD F C...

Page 23: ...D 3 3V R41 FB600R C117 0 1uF C115 0 1uF R111 0 R107 10K R121 FB600R Q19 SI2307 1 3 2 R109 0 R108 10K L29 FB600R R114 10K EC31 47u 16V 1 2 C114 0 1uF L31 FB600R R120 FB600R R118 0 C119 20PF CON1 SDCARD2IN1 KA 1A 1 2 3 4 5 6 7 8 9 10 12 11 13 14 15 D3 CMD VSS VDD CLK VSS D0 D1 D2 WP_SW SDIN_SW G G G G R110 0 EC33 100u 10V 1 2 R123 10K NC U11 MX25L8005MC 15G 1 2 3 4 8 7 6 5 CS DO WP VSS VCC HOLD CLK ...

Page 24: ...IN BYPASS GND LIN VOLUME VOLMAX LOUT VDD GND LOUT SE BTL ROUT VDD ROUT C208 1uF Q10 3904 1 2 3 L34 FB2K2 R217 10K EC38 10uF 10V 1 2 R3 20K C213 10PF C3 NC R129 NC C211 0 1uF R208 100K R150 100K R258 100K R209 100K R213 75 R133 100K EC35 10uF 10V 1 2 EC67 220uF 10V EC34 10uF 10V 2 1 R211 75 C215 10PF R134 47K R155 10K C216 10PF L33 0 1 2 R151 56K Q1 3906 3 2 1 R162 1K R136 10K R218 100R R148 0 C214...

Page 25: ...DR9 470 DC10 104 TP22 TWR DC12 104 DIC1 HT46R52A 1 2 3 4 5 6 7 8 9 10 12 11 13 14 15 16 18 19 20 17 PA3 PFD PA2 PA1 PA0 PD0 PWM VREF VSS PB0 AN0 PB1 AN1 PB2 AN2 PB4 AN4 PB3 AN3 RES VDD OSC1 OSC2 PA6 PA5 INT PA4 TMR PA7 DR60 4 7K DC11 104 BAT B DC25 103 DC6 0 47u DR64 100K DR7 1K TP23 TDO DC20 0 1U DR32 NC DR43 1K 8242 DIC3 1 2 3 4 5 6 DO CO VM VC VCC VSS DR54 4 7M DC7 104 DR40 20K 1 DR23 47K DR5 1...

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Page 34: ... 996510023041 IR PCBA ASS Y PET944 110 PET944 93 996510025381 IR PCBA ASSY PET944 93 110 PET944 12 PET944 58 996510023042 KEY PCBA ASS Y PET944 120 PET944 93 996510025392 KEY PCBA ASSY PET944 93 120 PET944 12 PET944 58 996510023044 DVD PCBA ASS Y PET944 130 PET944 93 996510026468 DVD PCBA ASSY PET944 93 16M 130 PET944 12 PET944 58 996510023055 TFT PCBA ASS Y PET944 140 PET944 93 996510025429 TFT P...

Page 35: ... 12 PET944 58 996510023056 9 PANEL FINAL ASS Y 200 PET944 93 996510025428 9 PANEL FINAL ASS Y 200 PET944 12 PET944 58 996510024067 DVD DECK MG9703T1HT 210 PET944 93 996510025386 DVD DECK MG9703T1HT 210 PET944 12 PET944 58 PET944 93 996510023046 HOUS UL 26 8P 1 25 L100MM 400 PET944 12 PET944 58 PET944 93 996510023049 HOUS 10 13 14 4PIN HINGE 410 ...

Page 36: ...944 58 996510023047 DVD TOP CABINET PET944 BK 305 PET944 93 996510025385 DVD TOP CABINET PET944 BK 305 PET944 12 PET944 58 996510023022 DVD BOTTOM CABINET PET944 BK 310 PET944 93 996510025397 DVD BOTTOM CABINET PET944 BK 310 PET944 12 PET944 58 996510023028 DVDDOOR PET944 BK 315 PET944 93 996510025375 DVDDOOR PET944 BK 315 PET944 12 PET944 58 996510023009 OPEN KEY PET944 BK 320 PET944 93 996510025...

Page 37: ...NG 330 PET944 93 996510025406 NAVIGATION_KEY PET944 PLATING 330 PET944 12 PET944 58 996510023037 OK KEY PET944 PLATING 335 PET944 93 996510025408 OK KEY PET944 PLATING 335 PET944 12 PET944 58 996510023026 LENS PET944 AUBERGINE 340 PET944 93 996510025383 LENS PET944 AUBERGINE 340 PET944 12 PET944 58 996510023029 SOURCE SETUP KEY PET944 BK 345 PET944 93 996510025404 SOURCE SETUP KEY PET944 BK 345 ...

Page 38: ...55 PET944 93 996510025384 VOLUME KEY PET944 BK 355 PET944 12 PET944 58 996510023011 PREV NEXT KEY PET944 BK 360 PET944 93 996510025405 PREV NEXT KEY PET944 BK 360 PET944 12 PET944 58 996510023025 COSMETIC KEY PET944 BK 365 PET944 93 996510025407 COSMETIC KEY PET944 BK 365 PET944 12 PET944 58 996510023033 COSMETIC COVER 2 PET944 BK 370 PET944 93 996510025389 COSMETIC COVER 2 PET944 BK 370 ...

Page 39: ...E COVER PET944 BK 380 PET944 93 996510025382 CABLE COVER PET944 BK 380 PET944 12 PET944 58 996510023027 CD LATCH PET944 BK 385 PET944 93 996510025395 CD LATCH PET944 BK 385 PET944 12 PET944 58 996510023051 DISPLAY FRAME SPK PET944 396 PET944 12 PET944 58 PET944 93 996510030917 SPEAKER_GRILL PET944 BK 390 PET944 93 996510025391 DISPLAY FRAME SPK PET944 93 390 ...

Page 40: ...59 SW ADAPTOR 9V 1 5A EU PET944 93 996510025396 SW ADAPTOR 9V 1 5A CHINA PET944 12 PET944 58 PET944 93 996510004975 AV CORD L230mm 3P PET944 12 PET944 58 PET944 93 996510021031 CAR CORD 1 5A UL1 8m PET944 12 PET944 58 PET944 93 996510022292 R C 29KEY PHILIPS PET944 PET944 12 PET944 58 PET944 93 996510012446 CAR MOUNT ...

Page 41: ...0 REVISION LIST Version 1 0 Initial release PET944 12 Version 1 1 Add PET944 58 93 Version 1 2 Delete the region 0 setting Add speaker grill in mechanical spare part list Update the other spare part 12nc ...

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