background image

SDRAM (Dual Layout)

S-FLASH

S-FLASH

4Mb/8Mb

DRAM

MAIN BOARD MEMORY CIRCUIT DIAGRAM

DV33

SDCLK

SF_DI

CAS#

DQM[0..1]

DCLK

SF_DI

DWE#

WE#

SF_DO

SD33

DCLK

DQ[0..15]

RAS#

DCS#

SF_CS

SF_CS

DRAS#

SF_CK

SF_DO

MA[0..10]

SDCKE

RAS#

WE#

SF_CS

SDCKE

DCS#

DQ15

MA10

MA2

DQ3

DQ5

DRAS#

MA0

DBA0

SDCLK

DQ8

DQ12

DQ10

DQ13

MA4

MA7

MA3

DCAS#

DQM1

MA5

DQ14

DQ1

DQ7

DQ9

DQ6

DWE#

DQM0

DQ0

DQ11

DQ4

MA1

MA9

DQ2

MA6

MA8

DCAS#

SF_CK

CAS#

DBA0

BA0

BA0

SF_CK

2

DQM[0..1]

2

SF_DI

2

WE#

2

SF_CS

2

RAS#

2

DCLK

2

DV33

1,2

DQ[0..15] 2

MA[0..10]

2

SF_DO

2

CAS#

2

BA0

2

SD33

DV33

SD33

DV33

DV33

SD33

SD33

SD33

DV33

DV33

C88

0.1uF

C0402

C91

0.1uF

C0402

L29

FB

L-0805

+

EC24

100uF/10V

7/5

R107 33R

R0402

R116

NC

R0402

C87

0.1uF

C0402

C84

0.1uF

C0402

R117

10k

R0402

C93

0.1uF

C0402

C83

0.1uF

C0402

R104 33R

R0402

C85

0.1uF

C0402

R103

10k

R0402

R108 33R

R0402

C92

33p

C0402

R113

10k

R0402

U7

AT25FS040/EN25B80

sop8

1

2

3

4

5

6

7

8

CE#

SO

WP#

VSS

SI

SCK

HOLD#

VDD

C90

0.1uF

C0402

R109
10k

R0402

U6

ESMT M12L16161A-7

SDRAM50-TSOP

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

VCC

DQ0

DQ1

VSSQ

DQ2

DQ3

VCCQ

DQ4

DQ5

VSSQ

DQ6

DQ7

VCCQ

DQML

WE

CAS

RAS

CS

BA/A11

A10

A0

A1

A2

A3

VCC

VSS

A4

A5

A6

A7

A8

A9

NC

CKE

CLK

DQMH

NC

VCCQ

DQ8

DQ9

VSSQ

DQ10

DQ11

VCCQ

DQ12

DQ13

VSSQ

DQ14

DQ15

VSS

R110

0

C89

0.1uF

C0402

R114 33R

R0603

C94

20p

C0402

R106 33R

R0402

R105 33R

R0402

R102

10k

R0402

+

EC23

100uF/10V

7/5

C86

0.1uF

C0402

Summary of Contents for PET742

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: ...DC Supply DC9V 15 0V Standby Power off 0 45W Battery Voltage 4 2V Capacity 2250mAH Battery playtime Charging time 4h Standby Power off 0 5H Headphone out headphone output load 2x16 ohm Maximum output power 1 5mW Frequency response 1dB SNR A wght 80dB THD w 16 ohm loading 1 Left Right Channel Separation 80dB Left Right Channel Balance 1dB Supported disc type Video Playback Formats Audio Playback Fo...

Page 3: ...our region code 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 Power on PET742 with AC DC adapter 3 The set will detect the upgraded SW 4 Press OK to confirm and proceed 5 The set will reset once finished upgrade Warning Do not unplug the AC adapter during firmware u...

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: ... back cabinet screws 8pcs Generally open the front cabinet Disassemble hous and connecter 4 0 MECHANICAL INSTRUCTION Disassemble hous and connecter and take out the DVD LOADER Disassemble hous and screws and take out the main board sw board screws 7pcs Remove seven screws on KEY board screws 7pcs ...

Page 9: ...Remove one screws fabrics and connecter hous on IR board screws 1pcs and connecter hous 1pcs Remove fabrics and hous Remove the screws on the TFT board screws 1pcs ...

Page 10: ...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 11: ...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 12: ...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 13: ...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 14: ... SW62429 DVD AU L 5V RGB DC IN 7 PANEL AMP SPK_L SPI Flash 8M T CON LDO 1117 3 3V 1 8V MOTO Drive DVD CVBS DC DC 9V 5V 1 8V DVD AU R AT5654 DM520 Foryou 0 3WX2 VOLUME CONTROL 2822D MT1389DLE LED BL OP OPU 1200 X Hitachi RF DC DC 9V 3 3V 5V DC DC 5V 10V DC 9V DC 9V PET742 CIRCUIT BLOCK ...

Page 15: ...L 4 2A 1 3 2 4 L5 22uH SMTCD54 C10 0 1uF Q6 2N3906 2 1 3 C19 0 1uF C0402 F1 2A_FUSE SMT6 3 EC1 100uF 25V 8 5 C6 1000pF C0603 Q1 CES2307 SOT23 D8 15V 1N4148 SMD 1 2 R19 10K J2 switchpower SWITCHPOWER 1 2 3 4 5 6 R16 1k EC3 100uF 10v 7 5 D6 SK34 1 2 EC2 100uF 10V 7 5 Q7 3904 2 1 3 C1 0 1uF C0402 R17 1k 1 2 U1 SS7701 1 2 3 4 5 CE GND VFB EXT VIN C6 0 1uF 1 2 EC4 100uF 25V D11 6 2V 1N4148 SMD 1 2 R17 ...

Page 16: ...9 0 1uF C0402 L28 NC L 0805 R76 0R R0402 R51 15k R0402 R94 20k R0402 R74 10k R0402 C60 0 1uF C0402 C31 27PF C0402 J4 DIP4 1 25 1 2 3 5 6 4 TP1 TP2 TP3 TP5 GND TP4 Q17 8550 2SB1132 2 1 3 C49 1uF C0402 Q12 2SK3018 SOT23M3Y1 1 3 2 C23 0 1uF C0402 C50 100pF C0402 AC36 0 1UF C0402 R98 15K R0402 Q16 3906 SOT23 2 1 3 C82 0 1uF C0402 Q18 3904 SOT23 U5 BA5654 TSSOP28 SSOPH 1 9 10 12 3 2 15 7 14 13 21 19 20...

Page 17: ... 7 5 R107 33R R0402 R116 NC R0402 C87 0 1uF C0402 C84 0 1uF C0402 R117 10k R0402 C93 0 1uF C0402 C83 0 1uF C0402 R104 33R R0402 C85 0 1uF C0402 R103 10k R0402 R108 33R R0402 C92 33p C0402 R113 10k R0402 U7 AT25FS040 EN25B80 sop8 1 2 3 4 5 6 7 8 CE SO WP VSS SI SCK HOLD VDD C90 0 1uF C0402 R109 10k R0402 U6 ESMT M12L16161A 7 SDRAM50 TSOP 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 2...

Page 18: ... 4 5 6 7 C96 10uF EC29 22uF 25V 7 5 R145 10K R0402 C97 1000pF C0402 R118 33K R0402 C110 0 1uF C0603 R142 2R 0805 R0805 C106 0 1uF C0603 R149 10K R0402 L37 FB2K2 L 0603 R121 360R R0402 R129 360R R0402 VER1 earphone EARPHONE 1 2 3 4 5 6 7 8 9 10 11 R128 5 1K R0402 R122 24K R0402 EC27 22uF 25V 7 5 R150 4 7R R0402 L30 FB2K2 L 0603 R141 2R 0805 R0805 C99 100pF C0402 R148 200R R0603 R147 56K R0402 C109 ...

Page 19: ...54 AR16 20K R0402 AR43 NC R0402 1 2 AJ4 3 5 4 6 7 8 9 10 2 1 GND 5V 3 3V GND BL_EN BL_IO1 BL_IO2 IR VGH VGL AC19 10uF 0805 C0805 AC3 NC C0402 AD2 SSD03 1N4148 SMD 1 2 AR38 0 R0402 1 2 AJ2 2PIN 4MM SMD SMD2X4 1 2 AC22 10uF 0805 C0805 AR27 1M R0402 AL6 600R L 0805 AR6 75K R0402 AC28 1uF 0805 C0805 AR3 10K R0402 AC34 0 1uF C0402 AR4 91K R0402 AR34 4 7K R0402 AR32 75 1 R0402 AC23 0 1uF C0402 AC36 0 1U...

Page 20: ...GND TP1 TP2 TP4 TP3 TP5 TP6 KEY BOARD CIRCUIT DIAGRAM KEY1 KEY10 KEY8 KEY6 KEY3 KEY7 KEY4 KEY2 KEY11 KEY9 KEY5 ...

Page 21: ...TFT BOARD TOP ...

Page 22: ...TFT BOARD BOTTOM ...

Page 23: ...M AIN BOARD TOP ...

Page 24: ...MAIN BOARD BOTTOM ...

Page 25: ...KEY BOARD TOP ...

Page 26: ...KEY DOA RD BOTTOM M ...

Page 27: ...0022109 SW PCBA ASS Y LG E2 E4 PET742 120 PET742 05 PET742 12 PET742 58 PET742 98 996510022121 TFT PCBA ASS Y LG E2 E4 PET742 130 PET742 05 PET742 12 PET742 58 PET742 98 996510022496 MAIN PCBA ASSY LG E2 E4 PET742 140 PET742 05 PET742 12 PET742 58 PET742 98 996510022495 BATTERY FOR PET742 150 PET742 05 PET742 12 PET742 98 996510022122 7 PANEL ASS Y FOR PET742 200 PET742 58 996510025922 7 PANEL ASS...

Page 28: ...2094 DVD MIDDLEFRAME ABS PET742 330 PET742 05 PET742 12 PET742 58 PET742 98 996510022093 DVD BOTTOMHOUSING PET742 340 PET742 05 PET742 12 PET742 58 PET742 98 996510022099 MENU KEY1 ABS PET742 350 PET742 05 PET742 12 PET742 58 PET742 98 996510022101 MENU KEY2 ABS PET742 360 PET742 05 PET742 12 PET742 58 PET742 98 996510022106 MENU KEY3 ABS PET742 370 PET742 05 PET742 12 PET742 58 PET742 98 99651002...

Page 29: ...2 05 PET742 12 PET742 58 PET742 98 996510022268 DISPLAY FRAME SPK PET742 382 PET742 05 PET742 12 PET742 58 PET742 98 996510022102 FFC 24P 0 5mm 150mm 400 PET742 05 PET742 12 PET742 58 PET742 98 996510031693 HINGE PET742 HOUS 410 ...

Page 30: ...K ADAPT PET742 12 996510002353 SW ADAPTOR 9V 1A EU ADAPT PET742 58 PET742 98 996510022078 SW ADAPTOR 9V 1A 98 ADAPT PET742 05 PET742 12 PET742 58 PET742 98 996510004975 AV CABLE AV CABLE PET742 05 PET742 12 PET742 58 PET742 98 996510021031 CAR ADAPTER CARAPT PET742 05 PET742 12 PET742 58 PET742 98 996510022963 REMOTE CONTROL 28KEY RC ...

Page 31: ... 93 996510022958 KEY PCBA ASS Y PET742 110 PET742 93 996510022962 SW PCBA ASS Y LG E2 E4 PET742 120 PET742 93 996510022986 TFT PCBA ASS Y LG E2 E4 PET742 130 PET742 93 996510022957 MAIN PCBA ASSY LG E2 E4 PET742 140 PET742 93 996510022964 BATTERY FOR PET742 150 PET742 93 996510022122 7 PANEL ASS Y FOR PET742 200 PET742 93 996510007686 DVD DECK DM520 HOP1200X 210 ...

Page 32: ...10022098 DVD DOOR PC PET742 320 PET742 93 996510022094 DVD MIDDLEFRAME ABS PET742 330 PET742 93 996510022093 DVD BOTTOMHOUSING PET742 340 PET742 93 996510022099 MENU KEY1 ABS PET742 350 PET742 93 996510022101 MENU KEY2 ABS PET742 360 PET742 93 996510022106 MENU KEY3 ABS PET742 370 PET742 93 996510022108 KEYOK ABS PET742 380 PET742 93 996510022095 OPEN KEY ABS PET742 381 ...

Page 33: ...8 0 SERVICE PARTLIST PET742 93 996510022961 DISPLAY FRAME SPK PET742 382 PET742 93 996510022102 FFC 24P 0 5mm 150mm 400 PET742 93 996510022097 HINGE PET742 HOUS 410 ...

Page 34: ...st PET742 93 CTN Service 12NC Service Description Photo Pos No PET742 93 996510022966 SW ADAPTOR 9V 1A 93 ADAPT PET742 93 996510004975 AV CABLE AV CABLE PET742 93 996510021031 CAR ADAPTER CARAPT PET742 93 996510022963 REMOTE CONTROL 28KEY RC ...

Page 35: ...9 0 REVISION LIST Version 1 0 3141 785 33600 Initial release PET742 05 12 98 Version 1 1 3141 785 33601 Initial release PET742 93 58 ...

Reviews: