Philips PET320 Service Manual
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Philips PET320 Service Manual

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Technical Specification............................................... 1
Safety Instructions..................................................... 2
Instruction for Use...................................................... 3
Mechanical Instructions.............................................. 4
Troubleshooting & Service Tips....................................5
Overall Block Diagram................................................. 6
Electrical Diagram...................................................... 7
Component Layout..................................................... 8
Revision List............................................................. 10
©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
Version 1.0
PET320
/00/05/37
Chapter
3141 785 30840

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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 30840 Version 1.0...

  • Page 2: Technical Specification

    Separation : DVD Portable Left-Right Channel 2 dB 1. Download the latest software from the Philips Balance : support site 2. Unzipped the files and then burn it onto a CD ROM then playback the CD ROM on the DVD...
  • Page 3 2. 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 4 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 5 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 6: Instruction For Use

    3. INSTRUCTION FOR USE...

  • Page 7: Mechanical Instructions

    4. MECHANICAL INSTRUCTIONS Disassembly Procedure on PET320 Screw Philips 12NC 1 Remove the screws on 994000003857 (7pcs) bottom housing cabinet 2 Use finger or treezer to separate middle cabinet from the bottom cabinet assy 3 Generally open up the bottom cabinet...
  • Page 8 4. MECHANICAL INSTRUCTIONS Disassembly Procedure on PET320 Screw Philips 12NC 5 Remove the screws on 994000003858 (5pcs) bottom PCBA to separate it from the bottom cabinet 6 Lift up the driver generally from the pin area on the middle cabinet...
  • Page 9 4. MECHANICAL INSTRUCTIONS Disassembly Procedure on PET320 Screw Philips 12NC 9 Remove the screws on 994000003862 (4pcs - LCD edge to separate it included in LCD from the top cabinet module) 10 The button key could be picked up easily...

  • Page 10: Troubleshooting & Service Tips

    5. TROUBLESHOOTING & SERVICE TIPS 5.1 Procedure to change region code 1. Open DVD Door 2. Press and hold the OSD key together with the POWER ON ( II) key for about 4sec to enter CONFINGURATION SETUP menu 3. Press the UP and DOWN ( ▼) key to enter REGION on menu Version : 1.00 REGION AGING SETTING...
  • Page 11 5. TROUBLESHOOTING & SERVICE TIPS SYMPTOM: NO POWER...
  • Page 12 5. TROUBLESHOOTING & SERVICE TIPS SYMPTOM: NO IMAGE / NO SOUND...
  • Page 13 5. TROUBLESHOOTING & SERVICE TIPS SYMPTOM: THE DVD DRIVE DOES NOT WORK...
  • Page 14 5. TROUBLESHOOTING & SERVICE TIPS SYMPTOM: THE DVD DRIVE DOES NOT OPERATE WITH BATTERY SYMPTOM: NO SOUND FROM HEADPHONE...

  • Page 15: Overall Block Diagram

    6. OVERALL BLOCK DIAGRAM T O P B O A R D B O T T O M B O A R D C rysta l 2 7 M H z 1 6 M B i t F l a s h 6 4 M B i t S D R A M E E P R O M R o m...

  • Page 16: Electrical Diagram

    7. ELECTRICAL DIAGRAM 7.1 Electrical Diagram of Top PCBA KEY _OUT0 KEY _OUT1 SP_R SPEAKER R MPU12800MLB1 MPU12800MLB1 KEY _IN0 MPU12800MLB1 MPU12800MLB1 KEY _IN1 SP_L SPEAKER L MPU12800MLB1 MANU STOP-POWER_OFF MPU12800MLB1 KEY _IN2 Connector Point : 1mm MPU12800MLB1 SETUP MPU12800MLB1 KEY _IN3 4.0mm 3.0mm...
  • Page 17 1.LED- TP76 TP77 TP78 TP79 2.LED+ 7.2 Electrical Diagram LED- POLS PANEL SPI-DATA PANEL SPI-CLOCK PANEL SPI-ENABLE TP80 3.POL LED- (11) IF1:H IF2:H CCIR656 LED+ 4./RESET LED+ (11) of Bottom PCBA POLS IF1:L IF2:H CCIR601 TFT-RESET 5.SPENA TFT-RESET (4) 6.SPCLK PANEL SPI-ENABLE PANEL SPI-ENABLE (4) PANEL SPI-CLOCK...
  • Page 18 TP74 LED+ VIN_SYS 4.7UH LED+ LED+ (12) MBR0520LT1G GNDP C196 2.2uF/25V GNDP CTRL C197 C227 4.7U/16V 0.1U/16V GNDP GNDP TPS61042 TP75 LED+ R229 LED- BL-Power control LED- (12) 13R/F R269 390K M2J728 GNDP C231 10U/6.3V GNDP...
  • Page 19 +5V_SYS FB13 L17 SDC43-4R7M 1.2V FB35 D+1.2V 1A/600 OHM 1A/600 OHM 350mv R209 C159 75KR C158 C225 C226 AT1366 10U/6.3V 0.1U/16V 10U/6.3V C156 0.1U/16V C160 R262 NC;;TAN 47U/6.3V R211 150KR GNDP GNDP GNDP GNDP...
  • Page 20 BAT54S GL -8V R199 10R/0805 C134 1U/25V C137 GH +15V C135 R200 10R/0805 C136 1U/25V BAT54S/SOT 4.7U/16V 1U/25V C138 Zenor/8.2V C140 BAT54S/SOT BAT54S/SOT C139 0.1U/16V C224 1U/25V 0.1U/16V Zenor/15V BAT54S/SOT C141 1U/25V 1U/25V GNDP GNDP VIN_SYS C142 2.2uF/25V +5V_SYS FB11 +5V_M 1A/600 OHM 10uH/3A...
  • Page 21 FB34 1A/600 OHM +5V_SYS R254 100mOHM C128 C129 0.1U/16V 0.1U/16V R194 C127 APM2301 GNDP GNDP 10U/6.3V +3.3V_SYS L15 SDC43-150M 3.3V/600mA SENSE GNDP TPS64200DBV R197 C130 C230 619K 4.7PF C131 C132 0.1U/16V GNDP MBRS120T3 TAN 47U/6.3V 10U/6.3V GNDP R198 360K GNDP GNDP +3.3V_SYS +3.3V_SD...
  • Page 22 +3.3V_SYS GNDP FB38 TP63 1A/600 OHM TP59 TP61 PIN5 TP60 TP62 TP64 PIN6 R248 1K KEY_OUT0 R249 1K VIN_SYS1 ADA-VCC1 KEY_OUT1 FB29 1A/600 OHM FB30 1A/600 OHM KEY_IN0 KEY_OUT0 (4,5) KEY_OUT1 (4,5) KEY_IN0 (4,5) KEY_IN1 (4,5) KEY_IN1 KEY_IN2 (4,5) KEY_IN3 (4,5) POWER-KEY (1) GREEN-Light (1)
  • Page 23 Video Output Circuit +5V_OP FB31 +5V_SYS +5V_AUD +5V_SYS 1A/600 OHM 1A/600 OHM C209 AUDIO-DAC_ML R147 4.7K/J 10U/6.3V 18P/50V CS4335 AU_D0 MMBT3904 AU_D0 SDATA AOUTL AU_BCK GNDV AU_BCK DEM/SCLK +5V_AUD AU_LRCK C103 R271 L14 1.8UH AU_LRCK LRCK AGND GNDA C100 AU_XCK AUDIO-DAC_MR 0.1U/16V NC APM2301...
  • Page 24 D+3.3V 0.1U/16V R134 R135 24C02N 10K/J 10K/J R136 I2C_CLK R137 I2C_DATA (4) DGND I2C ADDR = 0XA0 TP105 TP106 TP107 NRST EXTRG0 DD+3.3V TP108 TP109 DD+3.3V SCLOCK SDATA R138 R139 K1MN10A00030 (4,7) TRCST TRCST (3,4) NRST (4,7) TRCDATA3 RESET TRCDATA3 DGND4 SCLOCK (4,7)
  • Page 25 FDT[0:15] MA[0:11] NCSM NRAS NCAS DQM0 DQM1 MDQ[0:15] TRCST (5,7) D+3.3V DD+3.3V TRCDATA3 (5,7) BLM18PG121SN1D TRCDATA2 (5,7) TRCDATA1 (5,7) D+1.2V TRCDATA0 (5,7) BLM18PG121SN1D DD+3.3V DD+3.3V TRCCLK (5,7) DD+1.2V DD+1.2V FB42 0.1U/16V TAN 47U/6.3V TAN 47U/6.3V 0.1U/16V MATRIX R280 KEY_OUT1 (5,7) 0.1U/16V KEY_IN3 (5,7) DGND...
  • Page 26 MA[0:11] (4) DQ[0:15] MDQ[0:15] (4) MDQ7 82 x 4 MDQ8 MDQ6 MDQ9 EM638165TS-7G 82 x 4 MDQ5 0.1U/16V DQ15 DQ10 MDQ10 DQ15 MDQ4 VDDQ VSSQ MDQ11 0.1U/16V DQ14 DQ11 DQ14 MDQ3 DQ13 82 x 4 DQ13 MDQ12 DQ12 VSSQ VDDQ 0.1U/16V DQ12 MDQ2...
  • Page 27 Test RED rectangular : Add point TP10 TP11 TP12 TP13 SLED- Green rectangular : Adjust position SLED+ SLED+ SLED- +5V_M +5V_M TP17 MUTE3 DD+3.3V TP14 TP15 TP16 TRSDRV TAN 47U/6.3V 0.1U/16V TP18 TP22 10K/J VHALF TP20 TP21 TP19 +5V_M 52207-1385 GNDM DRIVER_MUTE DRIVER_MUTE...
  • Page 28 DETECT-PIN 47K-PULL-LOW_POLYMER VIN_SYS1 GND_ALKALINE 467004.NR MBRA340T3G APM2305A Battery-power VIN_SYS VIN_SYS CHARGER-ENABLE DETECT-PIN FB37 PROTECT 0 OHM GNDP 100K/J TEMP PROTECTION C220 CHARGE-SEL C219 NC;;10U/6.3V TAN 100U/6.3V 0.1U/16V POWER-KEY (7) BAT_CON R3 10K/J NC;;0.1U/16V RED-Light (7) POWER-ON/OFF TP101 Battery GREEN-Light (7) MMBT3904 GNDP GNDP...
  • Page 29 8. COMPONENT LAYOUT 8.1 Component layout of Bottom PCBA...

  • Page 30: Component Layout

    8. COMPONENT LAYOUT 8.2 Component layout of Top PCBA Top Side Bottom Side...

  • Page 31: Exploded View Diagram & Service Part List

    9940 000 03856 Housing Bottom Case 9940 000 03845 Battery MISCELLENEOUS 9940 000 03846 AV Cable 9940 000 03847 Adaptor-US (PET320/37) 9940 000 03848 Adaptor-EU (PET320/00) 9940 000 03849 Adaptor-UK (PET320/05) 9940 000 03851 Car Adaptor 9940 000 03852 Ear Phone...
  • Page 32 9. EXPLODED VIEW DIAGRAM & SERVICE PART LIST Philips Service 12NC Model # Supplier name Accessory description 994000003841 PET320 Driver 994000003842 PET320 Bottom PCBA 994000003843 PET320 Top PCBA 994000003844 PET320 994000003845 PET320 Battery 994000003846 PET320 AV cable 994000003847 PET320/37 Adaptor-US...

  • Page 33: Revision List

    10. REVISION LIST Version 1.0 (3141 785 30840) • Initial release PET320/00/05/37...

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