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Philips PET723, Service Manual

The Philips PET723 Quick Start Manual is essential for understanding the features and functionality of this portable DVD player. Get your hands on this comprehensive user manual for free download at 88.208.23.73:8080, allowing you to maximize your enjoyment of the product effortlessly.

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5

5

4

4

3

3

2

2

1

1

D

D

C

C

B

B

A

A

AVDD

LG E2/J2

CPH1

VCC0

OEV

VCOM1

B

OEH

VCOM0

Standard 7" panel:
VGH=+15V/VGL=-10V

CPH3

STVR

STHR

STVL

STHL

MOD

GND1

R

VGH

VCC1

CPH2

GND0

L/R

U/D

AVSS

VGL

G

CKV

Board edge

!

方向上

方向左

方向右

OK/PLAY

方向下

SOURCE

切换

MENU

The two keys are on the KEY board

The five
keys are
on the
TFT board

<Doc>

1.0

PET723 TFT SCHEMATIC

D

1

1

Wednesday, March 19, 2008

Title

Size

Document Number

Rev

Date:

Sheet

of

P_CPH1

VGL

TFT_G

P_LRC

TFT_R

TFT_B

VCOM

-12V_VOP

STHL

P_UDC

VPNLA

VGH

P_OEV

P_STHL

STVL

P_STVD

POL

VPNLA

P_STHR

P_OEH

P_CLKV

P_LRC

P_UDC

P_STVU

KEY

DC_FBK1

IR

CKV

BL_EN

SPR

STHL

+9VIN

TFT_B

STVD

OEV

SPL

TFT_G

TRAY IN

OEH

TFT_+5V_IN

DCPWM1

VCOM_DC

POL

TFT_R

PCK1

VGH

VGL

IR

KEY

BLEN

DC_FBK1

2

DCPWM1

2

VGL

+5V

VCOMA

-12V_VOP

5V

GNDD

+5VD

-12V_VOP

VGND

GNDD

SGND

5V

+5VD

VPNLA

GNDD

DGND

VDD

DGND

SGND

+3.3V

VSW

+9VIN

VSW

SW_DC

+5VD

SGND

VGL

+5V

+5V

+9V

AR8

2.2K

1

2

AR7

1K

1

2

DN3

SS214U

3

2

1

D17
16V

1

2

L37

100uH/COIL

R18
390

AR27

100K NTC 1%

1

2

+

EC15

100uF/10V

AC6

2200P

C117

0.1uF

1

2

R20

100R

C129

100n

C9

0.

1uF

AR3
470

1

2

C

120

10u/

10V

R4

10K

AQ1

3906

3

2

1

Q21

2N3906/NC

1

2

3

R140
13K

R9

10K

AR6

820

1

2

R17

10K

R16

10K

+

EC62

22uF/25V

AR58

10/0805

1

2

+

EC1

47uF/10V

AR26

22K

1

2

R151

24K

SW4

PT SW

R143

1K

SW3

PT SW

AC4
0.1uF

HV+

EC2

10uF/10V

1

2

AT3

TRANSFORMER DC-AC CI-8.5 (SKT)

7

5

6

4

3

2

1

L62

FB600R

AC9

0.1uF

+

C124

47uF/16V

1

2

AC2

2.2uF

R142
1.8K

C118

1uF

1

2

R148

3K

C2

NC/22p

C3

NC/22p

DN1

SS214U

3

2

1

VR1

TMC3K-50K

1

3

2

R146

2K2

C11

15pF

R8

NC

AR22

10R

1

2

L38

FB 600R PCB NC

AD2

5.6V

1

2

C114

0.1uF

C121 0.01uF

U13

IR

1

2

3

DET

GND

VCC

R141

10K

R7

NC

AQ4

2N3904

2

1

3

C123

1uF

1

2

C172

0.1uF

AR1

4k7

1

2

AR23

100R

1

2

R13

10K

R138

0R/0805

AC8

0.1uF

AR15
100R

1

2

R12

15K

CON1

FPC CONN 26P/B

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

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

AC5

0.1uF

AC1

0.1uF

SW7

PT SW

R6

0R

+

EC6

10uF/16V

AC3

4700P

R2

NC

AR11

10K

1

2

D14
BAT54C

1

3

2

CON1

32PIN/0.5MM/

立式

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

21

19

20

25

22

23

24

30

26

27

28

29

31

32

SP_L

AGND

SP_R

GND

GND

9V

9V

TRAY IN

BL_EN

GND

5V

VCOM_DC

GND

IR

GND

KEY

GND

VCOM

GND

STVD

CKV

GND

TFT_B

TFT_G

TFT_R

GND

OEV

OEH

STHL

PCK1

VGL

VGH

AR19

680R

1

2

C6

NC/10u/16V/1206

R146 100

C113

10u/10V/0805

C4

0.1uF

C1

0.1uF

AU1

SS7707

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

REF

REF1

FB1

NC

REF2

FB2

TFB

ATC

CT

RT

GND

V-D

B-D

A-D

V-D

VCC

SW8

PT SW

AR10

4.7K

1

2

AC10

0.1uF

R149

5K1

AR14

NC

1

2

AR12
4K7

1

2

+

EC3

10uF/16V

C5

0.1uF

+

EC7

47uF/16V

AC41

10u/10v

+

C115

47uF/16V

1

2

AR2

330K

1

2

AC7

0.1uF

AR9

30K

1

2

AE5

10uF/16V(A)

AD4

7V5

1

2

EC4

10uF/16V

1

2

C7

NC/10u/16V/1206

+

-

AU2A

YD3414

3

2

1

8

4

AR4

22K

1

2

R1

0

AR16

10K

1

2

AR5
33K

1

2

D16

12V/NC

1

2

R147

1k

R139

4.7k/NC

1

2

SW6

PT SW

SW2

PT SW

DN2

SS214U

3

2

1

R5

NC

AC33

2.2uF/50V

C122

0.1uF

1

2

HV-

R14
5K6

C8

0.

1uF

AU4

STM4532

1

2
3

4

5

6

7

8

AU5

STM4532

1

2
3

4

5

6

7

8

AE4

100uF/25V/DIP

R15

10K

AR17

100R

1

2

L1

FB 600R

C174

0.1uF

AR21

10R

1

2

D1

5

N

C

/B

Z

T

52C

5.

1B

1

2

+

-

AU2B

YD3414

5

6

7

8

4

C16

0.1uF

AQ2 3906

3

2

1

AR25

22K

1

2

R144

1K5

AR20

3.9K 1%

1

2

L60

FB600R

AR18

10K

1

2

SW5

PT SW

AR24

100R

1

2

C119

1uF

1

2

C

116

N

C

/100p

Q23

2N3904

1

2

3

R19

120

AL1

100uH

1

2

AD3

5.6V

1

2

C112 0.1uF

1

2

R150

10K

AQ11

SS214U

1

2

3

R145

1K

1

2

AR13

100K

1

2

R3

0R

C18

0.1uF

Q22

2N3904/SOT23

1

2

3

AQ3

3906

3

2

1

Summary of Contents for PET723

Page 1: ...eshooting 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 Servic...

Page 2: ...1 0 TECHNICAL SPECIFICATION Service Policy on PCBA of PET723 Type 05 12 93 Main PCBA MLR MLR MLR TFT PCBA MLR MLR MLR BATTERY PCBA MLR MLR MLR KEY PCBA MLR MLR MLR MLR module swap ...

Page 3: ...thium ion 7 4V 1700mAH Discharge cut off voltage 3 0 V for single cell 6 3V Battery discharge cut off current 50mA Battery Charge voltage 1 2V for single cell 8 5V Charging time 3 5 0 5H Headphone out headphone output load 2x16 ohm Maximum output power 2 0mW Frequency response 3dB SNR A wght 70dB THD 0 2 20kHz 1 0 Left Right Channel Separation 55dB Left Right Channel Balance 2dB Supported disc typ...

Page 4: ...grade the software of the DVD Portable For the best performance of your DVD Portable Check www philips com support for latest software upgrades available A By CD ROM 1 Download the PHILIPS BIN file from the Philips support site 2 Unzip the 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 Po...

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: ...VD cabinet slip the TFT section then you can open the bottom cabinet Be careful the FFC which connect with main board and TFT board 3 Open the bottom cabinet up plug all the wire connecter from main board including the FFC connect with TFT board and main board The wire connector for DVD loader battery board Remove all the screws on the main board 3 pcs then take the main board from bottom cabinet ...

Page 11: ...the flex FFC on the bottom side behind the black flannel 6 Remove 4 pcs of screws on the battery board Then take out the battery together with the battery board Note the battery was fixed by a big two side tape 7 Remove 6pcs of screws on the DVD top cabinet separate the DVD top cabinet and TFT bottom cabinet ...

Page 12: ... a catch as shown in the pictures 9 To remove the hinge remove the screws on the hinge 10 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 But be careful 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 12 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: ...7 0 ELECTRICAL DIAGRAM The following pages contain electrical diagram in below sequence 1 Main board 5pages 2 TFT driver board 1page ...

Page 24: ... 3 2 1 5 6 7 CE4 100uF 25V EC8 100u 10V 1 2 R16 0 C14 0 1uF CE2 100uF 25V CB1 0 1u L2 15uH CB4 0 1uF R21 18K C9 0 1uF Q7 3904 1 2 3 J3 switchpower 1 2 3 4 5 6 L8 22uH C6 0 1uF D7 SK34 1 2 R182 10K CE3 470uF 6 3v L11 FB 600R L3 22uH Q13 SSP0403 1 2 3 CB3 0 1uF R15 3 3K C11 1uF 0805 L9 FB600R R180 2 7K NC D6 Q1 NPN3904 1 2 3 C12 1000P NC 1 2 Q10 3904 1 2 3 CB6 0 1uF R179 20K R24 10K L1 22uH R6 22R R...

Page 25: ...4 17 18 OE GND VCC LE Q0 Q1 Q2 Q3 Q4 Q5 Q6 Q7 D0 D1 D2 D3 D4 D5 D6 D7 L22 FB 600R C184 100n EC12 47u 10V 1 2 R29 0 R38 1M TP4 PWE L21 FB 600R C40 10uf 10v 1 2 R181 4 7K R187 C34 100n C19 100n C16 100n C15 100n C131 100n EC13 47u 10V 1 2 R44 75 C30 100n R35 56K D13 RLS4148 L24 FB 600R C46 330p C43 100n R45 NC 10K C20 100n C41 100n C31 100n C26 220p EC60 47u 16V C17 100n C22 680p R32 33R TP5 R34 15K...

Page 26: ...FB600 0805 R59 10K C77 100n C60 1000p C65 100n R67 56 Q15 3904 1 2 3 R77 20K CT901A U5 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 CD E VPB VC VNB DVDLD CDLD DVDPD CDPD LDON BYP DIN DIP FNP FNN VNA RX SDEN SDATA SCLK V33 MNTR FE TE PI V165 PIO MIN MLPF D...

Page 27: ...uF R119 10K R104 0 C153 0 1uF R91 100K CN1 AV OUT JACK 1 2 3 4 5 6 7 1 2 3 4 5 6 7 R111 5 6K C102 0 1uF R134 180R R83 0 C99 1000pF L36 FB2K2 R97 75 U10B NJM4558 SOP 8 5 6 7 8 4 EC36 10uF 10V 1 2 EC40 10uF 10V 1 2 C95 100pF EC28 10uF 16V R130 180R R105 47K R121 330R R127 2R 0805 C93 100p L26 FB2K2 C91 NC EC42 10uF 10V 1 2 C110 0 1uF R116 47K R125 100K D13 IN4148 1 2 EC39 100uF 10V 1 2 R86 0 R85 NC ...

Page 28: ...POL 2 IR 2 KEY 2 TRAY IN 2 STVD 2 CKV 2 STHL 2 PCK1 2 OEV 2 OEH 2 DC_FBK1 2 DCPWM1 2 LED_EN 2 SGND 5VD VGND VGND VGND 3 3V R176 390R EC15 100uF 10V L40 FB 600R R154 NC R141 10K 1 2 R153 NC C131 0 0805 EC62 22uF 25V C132 0 0805 L62 FB600R VR1 VR 10K 1 3 2 C172 0 1uF C128 0 1uF CON1 32PIN 0 5MM 立式 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 21 19 20 25 22 23 24 30 26 27 28 29 31 32 SP_L AGND SP_R G...

Page 29: ...CC R141 10K R7 NC AQ4 2N3904 2 1 3 C123 1uF 1 2 C172 0 1uF AR1 4k7 1 2 AR23 100R 1 2 R13 10K R138 0R 0805 AC8 0 1uF AR15 100R 1 2 R12 15K CON1 FPC CONN 26P B 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 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 AC5 0 1uF AC1 0 1uF SW7 PT SW R6 0R EC6 10uF 16V AC3 4700P R2 NC AR11 10K 1 2 D14 BAT54C 1 3 2 CON1 32PI...

Page 30: ......

Page 31: ......

Page 32: ......

Page 33: ......

Page 34: ......

Page 35: ......

Page 36: ...T723 98 996510013814 MAIN PCBA 100 PET723 05 PET723 12 PET723 93 PET723 98 996510013815 TFT DRIVER PCBA KEY PCBA 110 PET723 05 PET723 12 PET723 93 PET723 98 996510013816 BATT BATT PCBA ASSY 120 PET723 05 PET723 12 PET723 93 PET723 98 996510002384 FFC 24PIN 141 PET723 05 PET723 12 PET723 93 PET723 98 996510013818 FFC 32PIN 142 ...

Page 37: ... 93 PET723 98 996510007686 DVD LOADER 1200X 210 PET723 05 PET723 12 PET723 93 PET723 98 996510013819 MONITOR TOP CABINET SPEAKER 300 PET723 05 PET723 12 PET723 93 PET723 98 996510013820 MONITOR BOTTOM CABINET 310 PET723 05 PET723 12 PET723 93 PET723 98 996510011216 DVD TOP CABINET 320 PET723 05 PET723 12 PET723 93 PET723 98 996510011217 DVD BOTTOM CABINET 330 PET723 05 PET723 12 PET723 93 PET723 9...

Page 38: ...TON 360 PET723 05 PET723 12 PET723 93 PET723 98 996510011221 AV OUT DVD BUTTON 370 PET723 05 PET723 12 PET723 93 PET723 98 996510011222 POWER BUTTON 380 PET723 05 PET723 12 PET723 93 PET723 98 996510011224 MONITOR LENS 390 PET723 05 PET723 12 PET723 93 PET723 98 996510011225 DVD LENS 400 PET723 05 PET723 12 PET723 93 PET723 98 996510011226 STAND PC 410 PET723 05 PET723 12 PET723 93 PET723 98 99651...

Page 39: ...M 430 PET723 05 PET723 12 PET723 93 PET723 98 996510011229 L STAND LOCK POM 440 PET723 05 PET723 12 PET723 93 PET723 98 996510011230 WHEEL POM 450 PET723 05 PET723 12 PET723 93 PET723 98 996510011231 PLATE SLIDE STEEL 460 PET723 05 PET723 12 PET723 93 PET723 98 996510011232 PLATE MICRO NET 470 PET723 05 PET723 12 PET723 93 PET723 98 996510011233 HINGE STEEL 480 ...

Page 40: ...377 AC DC ADAPTER FOR PET723 05 996510002353 AC DC ADAPTER FOR PET723 12 996510011235 AC DC ADAPTER FOR PET723 37 996510012875 AC DC ADAPTER FOR PET723 93 ACAPT 996510010378 AC DC ADAPTER FOR PET723 98 996510004975 AV CABLE AVCABLE 996510006564 CAR ADAPTER CARAPT 996510013813 REMOTE CONTROL AY5510 RC ...

Page 41: ...9 0 REVISION LIST Version 1 0 3141 785 32530 Initial release PET723 05 12 93 98 ...

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