Philips PET722 Service Manual Download Page 33

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8.0 SERVICE PART LIST

Electrical Part List:

CTN

Service 12NC

Service Description

Photo

Pos.

No.

PET722/79
PET722/98
PET726/37

996510011223 MAIN

PCBA

100

PET722/79
PET722/98
PET726/37

996510011210

TFT DRIVER PCBA

110

PET722/79
PET722/98
PET726/37

996510011211

BATTERY PCBA + BATTERY PACK

120

PET722/79
PET722/98
PET726/37

996510011212 KEY

PCBA

130

PET722/79
PET722/98
PET726/37

996510002384

24PIN 130MM FFC

141

PET722/79
PET722/98
PET726/37

996510019998

30PIN 140MM FFC

142

Summary of Contents for PET722

Page 1: ...oubleshooting 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 Se...

Page 2: ...se 3dB SNR A wght 70dB THD 0 2 20kHz 3 Left Right Channel Separation 50dB Left Right Channel Balance 1dB Supported disc type Video Playback Formats Audio Playback Formats Playback disc type DVD Picture CD SVCD Video CD MP3 CD CD R CD RW WMA CD DVD R DVD RW DVD R DVD RW Video Playback Format DVD VCD SVCD CD JPEG Audio Playback Format CD MP3 MP3 DVD DVD Disc Diameter 12cm Pixel specification Max 0 b...

Page 3: ...he file and then burn it into a CD ROM to make a disc for upgrade 3 CD ROM disc name must be PHILIPS otherwise it will not be recognized as a disc for upgrade 4 Power on the Portable DVD Player with AC DC adaptor 5 Play CD ROM for firmware upgrade Warning Do not unplug the AC adaptor during firmware upgrade to prevent flash corrupt of the set 6 Once upgrade is completed the player will restart aut...

Page 4: ...1 0 TECHNICAL SPECIFICATION Service Policy on PCBA of PET722 PET726 Type 05 12 98 Main PCBA MLR MLR MLR TFT PCBA MLR MLR MLR KEY PCBA MLR MLR MLR BATTERY PCBA MLR MLR MLR MLR module swap ...

Page 5: ... 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 6: ... 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 7: ...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 8: ...p edge parts Trim your nail or wear glove before taking battery Clean worktable to make sure no any sharp particle 2 2 2 Sealed edge Sealing edge is very flimsy Don t bend or fold sealing edge 2 2 3 Folding edge The folding edge is form in battery process and passed all hermetic test Don t open or deform folding edge 2 2 4 Tabs The battery tabs are not so stubborn especially for aluminum tab Don t...

Page 9: ...3 0 INSTRUCTION FOR USE ...

Page 10: ...you can open the bottom cabinet Be careful of the FFC which connect with main board and TFT board 2 Open the bottom cabinet up plug all the wire connecter from main board include the FFC connect with TFT board and main board The wire connecter are for DVD loader Battery board Remove all the screws on the main board 3pcs and then take the main board from bottom cabinet ...

Page 11: ... the flex FFC on the bottom side behind the black flannel 5 Remove 4pcs of screws on the battery board Then take out the battery together with the battery board Note the battery was fixed by two side tape Remove 6pcs of screws on the DVD top cabinet you can separate the DVD top cabinet and TFT back cabinet ...

Page 12: ...a catch as shown in the pictures 7 To remove the hinge remove the screws on the hinge 8 To remove the TFT de soldering the wire connected between panel and TFT board first After this up plug the FFC from TFT board which behind the black flannel Then you can separate the panel Be aware that the panel is fixed by 4pcs two side tape ...

Page 13: ...ker line from TFT board and don t forget de soldering the black ground wire behind black flannel At last you can take out the driver board from cabinet using eradicator 10 Don t forget to up plug the FFC which connect with TFT board and main board ...

Page 14: ...t Check Battery capacity BATTERY CAN T Power ON Check charging function OK SET OK No Defect return set to Customer Check adaptor power ON OK no Check the Power ON button and cable OK Replace Main Board Replace Button or Cable yes Yes NO No Yes Yes No ...

Page 15: ...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 16: ...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 17: ...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 18: ...T WORK SYMPTOM THE REMOTE CONTROL CAN NOT WORK Start Check TOP board OK Replace main board Yes Yes Cable Reinsertion NO Check CABLE form bottom board to top board connection OK Replace IR receiver Return to custormer OK OK Replace top board NO NO OK ...

Page 19: ...5 0 TROUBLESHOOTING SYMPTOM NO SOUND FROM HEADPHONE ...

Page 20: ...DISPLAY FAILURE SYMPTOM LED Display Fail Start Check TOP board OK Replace main board NO Yes Yes Cable Reinsertion NO Check CABLE form Main board to top board connection OK Replace LED Return to custormer OK Replace top board NO OK OK ...

Page 21: ...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 22: ...6 0 BLOCK DIAGRAM ...

Page 23: ...Part 2 Schematic diagram of TFT DRIVER BOARD 1 page Part 3 Schematic diagram of BATTERY BOARD 1 page Part 4 PCBA layout diagram of MAIN BOARD 2 page top and bottom side Part 5 PCBA layout diagram of TFT DRIVER BOARD 2 page top and bottom side Part 6 PCBA layout diagram of BATTERY BOARD 2 page top and bottom side ...

Page 24: ...0 1u C25 0 1uF F1 2A_FUSE J1 switchpower 1 2 3 4 5 6 C28 NC Q3 3904 L12 FB600R C53 1uF R150 30K U11 AT1793SOP 14 9 12 7 8 14 4 10 1 2 13 5 6 3 11 GND SCP VIN VG SS1 FB2 COMP1 EN1 EN2 SW1 SS2 SW2 COMP2 FB1 C126 1uF C19 0 01uF AR59 9K1 C31 100pF R29 22K R25 0R C37 100pF C101 100P R7 15K R13 100K L16 1 8uH L11 FB600R C22 0 1uF L17 1 8uH C17 1000pF C13 3300P R149 120K L13 FB600R C51 33pF C127 0 1uF C4...

Page 25: ...70R 1 2 AR71 100R AL4 22uH AC16 0 1uF AC37 10uF 16V 1206 1 2 AU3 SS6608 1 2 3 4 5 1 2 3 4 5 AC5 0 1uF AC1 0 1uF AE6 10uF 16V A 10UF10V AR46 75 1 AC3 4700P SMD 1 30PIN 1 25MM 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 SP_L AGND SP_R GND GND 9V 9V 5V GND K3 K2 TRIN VCOM_DC K4 89KP_VCOM GND STVL CKV K1 GND TFT_R TFT_B TFT_G GND CPH1A OEV STHL IR OEH ELEN AC25 0 1...

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Page 33: ...23 MAIN PCBA 100 PET722 79 PET722 98 PET726 37 996510011210 TFT DRIVER PCBA 110 PET722 79 PET722 98 PET726 37 996510011211 BATTERY PCBA BATTERY PACK 120 PET722 79 PET722 98 PET726 37 996510011212 KEY PCBA 130 PET722 79 PET722 98 PET726 37 996510002384 24PIN 130MM FFC 141 PET722 79 PET722 98 PET726 37 996510019998 30PIN 140MM FFC 142 ...

Page 34: ...2 PET722 79 PET722 98 PET726 37 996510007686 DVD LOADER 210 PET722 79 PET722 98 PET726 37 996510011214 MONITOR TOP ASB SPEAKERS 300 PET722 79 PET722 98 PET726 37 996510013820 MONITOR BOTTOM ASB 310 PET722 79 PET722 98 PET726 37 996510011216 DVD TOP ASB 320 PET722 79 PET722 98 PET726 37 996510011217 DVD BOTTOM ASB 330 PET722 79 PET722 98 PET726 37 996510011218 NAVIGATION BUTTON 340 ...

Page 35: ...6510011220 MENU BUTTON 360 PET722 79 PET722 98 PET726 37 996510015422 AV OUT DVD BUTTON 370 PET722 79 PET722 98 PET726 37 996510011222 POWER BUTTON 380 PET722 79 PET722 98 PET726 37 996510011224 MONITOR LENS 390 PET722 79 PET722 98 PET726 37 996510011225 DVD LENS 400 PET722 79 PET722 98 PET726 37 996510011226 STAND PC 410 PET722 79 PET722 98 PET726 37 996510011227 STAND STEEL 420 ...

Page 36: ...1228 R STAND LOCK POM 430 PET722 79 PET722 98 PET726 37 996510011229 L STAND LOCK POM 440 PET722 79 PET722 98 PET726 37 996510011230 WHEEL POM 450 PET722 79 PET722 98 PET726 37 996510011231 PLATE SLIDE STEEL 460 PET722 79 PET722 98 PET726 37 996510011232 PLATE MICRO NET 470 PET722 79 PET722 98 PET726 37 996510011233 HINGE STEEL 480 ...

Page 37: ...o 996510006564 CAR ADAPTER CARAPT 996510004972 REMOTE CONTROL RC 996510004975 AV CABLE AVCABLE 996510002353 AC DC ADAPTER FOR EU PET722 98 ACAPT 996510005473 AC DC ADAPTER FOR AUS NZ PET722 79 ACAPT 996510010992 AC DC ADAPTER FOR US PET726 37 ACAPT 996510019997 PAC132 2nd SCREEN E2 PAC132 ...

Page 38: ...9 0 REVISION LIST Version 1 0 3141 785 32440 Initial release PET722 98 Version 1 1 3141 785 32441 Add the part list for PET722 79 Version 1 2 3141 785 32442 Add the part list for PET726 37 ...

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