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Philips PET740 Service Manual Download Page 23

VGH

VGL

GNDV

GND

VCC_TFT

VX

VCOM

VX

VCOM

-12V_VOP

GND

V_BIAS

R_IN

BOUT

B_IN

B_IN

G_IN

ROUT

R_IN

G_IN

GOUT

R

 G

 B

ROUT

OEH

CKV

STHL

VGL
VGH

GOUT

UND

BOUT

OEV

STVL

LNR

VCOM

VCOM

VCOM

VCOM

MOD

SPR-

SPL-

SPL+

GND
R

VCOM

B

GND

GND

GND

GND

STHL

OEV

CPH1

OEH

G

STVL

CKV

GND

3V3

+12V_VOP

CPH

VGH

VCC_TFT

VGL

TFT3V3

3V3

VCC_TFT

+5V

VX

+12V_VOP

-12V_VOP

TFT3V3

VGH

+12V_VOP

VGL

-12V_VOP

+5V

V_BIAS

AMP_VDD

+5V

AMP_VDD

AMP_VDD

V_BIAS

V_BIAS

AMP_VDD

V_BIAS

TFT3V3

+5V

+5V

-10V

+15V

3

1

2

1

2

BAT54S

3

C3 Closed to HA2

89P VCOM DAC OUTPUT

VCOM DAC OP POWER

Vdc

Vdc

Vdc

BJT Amplifier for RGB Video

25

VB

2

22

CPH3

STHL

24

16

10

VCOM

STVL

1

21

CPH2

26

11

20

17

L/R

VR

13

7

GND

GND

23

CPH1

OEV

U/D

6

VCC

MOD

12

14

AVDD

3

15

9

VCC

VCOM

4

VGH

OEH

8

18

VGL

VG

CKV

19

STVR

AVSS

5

STHR

C4 Closed to HA2

SPR+
GND
+5V
+5V

CPH1

L2

33UH

L2

33UH

C37
0.1uF

C37
0.1uF

1

3

2

VD6
SMD BAT54S

VD6
SMD BAT54S

3

2

1

8

4

+

-

N4A

NJM4558 OPA

+

-

N4A

NJM4558 OPA

+

CE3

10uF/16v

+

CE3

10uF/16v

C42

0.1uF

C42

0.1uF

1

3

2

VD8
709

VD8
709

1

3

2

VD3
2412

VD3
2412

R17
4.7K

R17
4.7K

C8

100N

C8

100N

R32
1M

R32
1M

R16
110K

R16
110K

+

C48

10uF

+

C48

10uF

R25
75R

R25
75R

L15

FB

L15

FB

+

CE14

16uF/16v

+

CE14

16uF/16v

+

C23

22uF/16v

+

C23

22uF/16v

R9

10K

R9

10K

+

C17

22uF16v

+

C17

22uF16v

+

C33

10uF/16v

+

C33

10uF/16v

+

CE12

10uF/16v

+

CE12

10uF/16v

C62

0.1uF

C62

0.1uF

C38

22P

C38

22P

C25

100pF

C25

100pF

L4

FB

L4

FB

R35
1M

R35
1M

C55

15pF

C55

15pF

L8

2.7uH

L8

2.7uH

L3

33UH

L3

33UH

C41

100N

C41

100N

R27
1M

R27
1M

+

C31

22uF/16V

+

C31

22uF/16V

R23
20k

R23
20k

R41

0

R41

0

+

C54

10uF

+

C54

10uF

C29

100pF

C29

100pF

C32

100N

C32

100N

C24

100pF

C24

100pF

+

C21

22uF/16V

+

C21

22uF/16V

1

3

2

VD4
2412

VD4
2412

R5

10k

R5

10k

+

CE7
10uF/25V

+

CE7
10uF/25V

R1

3K9

R1

3K9

R30
75R

R30
75R

R10

100K

R10

100K

+

C9

10uF/16V

+

C9

10uF/16V

R20
7.5k

R20
7.5k

L1

33UH

L1

33UH

+

CE2

10uF/16v

+

CE2

10uF/16v

L11 10uH/2.3A

L11 10uH/2.3A

R34
470R

R34
470R

L18

FB

L18

FB

R7

8K2

R7

8K2

1

3

2

VD7 709

VD7 709

+

CE6

10uF/16v

+

CE6

10uF/16v

C35

0.1uF

C35

0.1uF

R44

120k

R44

120k

C30

22pF

C30

22pF

+

C14
22uF/25V

+

C14
22uF/25V

R37
39K

R37
39K

26

AVSS

25

AVDD

24

VB

23

VG

22

VR

21

GND

20

VCC

19

CPH1

18

CPH2

17

CPH3

16

STHR

15

STHL

14

OEH

13

MOD

12

LR

11

VCOM

10

VCOM

09

OEV

08

U/D

07

CKV

06

STVL

05

STVR

04

VGH

03

VGL

02

VCC

01

GND

XS2

HEADER 26 SMD0.5 BOTTOM

XS2

HEADER 26 SMD0.5 BOTTOM

IN

5

SW

1

EN

4

GND

2

FB

3

U1
MP1540

U1
MP1540

R29
75R

R29
75R

R8

100K

R8

100K

1

3

2

VD5
2412

VD5
2412

L6

2.7uH

L6

2.7uH

R6

75

R6

75

L7

2.7uH

L7

2.7uH

R15

75R/1%

R15

75R/1%

C18

100N

C18

100N

VR1
5K

VR1
5K

R28
750K

R28
750K

C46
0.22uF

C46
0.22uF

C40

100N

C40

100N

L12

33UH

L12

33UH

C16

10pF

C16

10pF

R11

10K

R11

10K

C19

100N

C19

100N

R33
470R

R33
470R

C43

22pF

C43

22pF

R42
5.6k

R42
5.6k

R22
20k

R22
20k

C28

100pF

C28

100pF

+

C1
22uF/25V

+

C1
22uF/25V

+

CE9
10uF/25V

+

CE9
10uF/25V

R21
7.5k

R21
7.5k

R12
10K

R12
10K

C45
0.1uF

C45
0.1uF

+

CE13

16uF/16v

+

CE13

16uF/16v

5

6

7

8

4

+

-

N4B

NJM4558 OPA

+

-

N4B

NJM4558 OPA

R24
20k

R24
20k

R18
2.7K

R18
2.7K

C27

100pF

C27

100pF

L16

FB

L16

FB

1

2

D1

1N5819HW

D1

1N5819HW

C56
22pF

C56
22pF

R19
7.5k

R19
7.5k

L9

601

L9

601

C34
0.1uF

C34
0.1uF

C59

0.1uF

C59

0.1uF

+

C2

47uF/16v

+

C2

47uF/16v

C22

100nF

C22

100nF

+

CE4

10uF/16v

+

CE4

10uF/16v

C26

100pF

C26

100pF

+

C39

10uF/16V

+

C39

10uF/16V

+

C36

22uF/16v

+

C36

22uF/16v

R26
470R

R26
470R

L5

FB

L5

FB

R13

75R/1%

R13

75R/1%

R2

100

R2

100

R14

75R/1%

R14

75R/1%

R43

47k

R43

47k

+

CE11

10uF/16v

+

CE11

10uF/16v

R31
750K

R31
750K

C44

22pF

C44

22pF

+

CE1

10uF/16v

+

CE1

10uF/16v

L17

FB

L17

FB

L20

601

L20

601

+

CE5

10uF/16v

+

CE5

10uF/16v

R3

100

R3

100

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

J4

24x1

J4

24x1

R36
750K

R36
750K

+

CE8
10uF/25V

+

CE8
10uF/25V

8.0 ELECTRICAL DIAGRAM
IF BOARD CIRCUIT DIAGRAM

Summary of Contents for PET740

Page 1: ...ck Diagram 6 Overall Wiring Diagram 7 Electrical Diagram 8 Component Layout 9 Service Part List 10 Revision List 11 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 permi...

Page 2: ...SUPPLY 9V Battery Charging Current 1 2A typical BATT SUPPLY 7 2V Power Off 0A Playback with TFT on 1 2A typical Playback without TFT on 600mA Battery time playback 2 5 hour Headphone out headphone output load 2x16 ohm Maximum output power 10mW Frequency response 20Hz 20kHz SNR A wght 80dB typical THD 0 2 20kHz 1 Left Right Channel Separation 32dB Left Right Channel Balance 1dB Supported disc type ...

Page 3: ...lay CD ROM for firmware upgrade Warning Do not unplug the AC adaptor during firmware upgrade to prevent flash corrupt of the set 5 Once upgrade is completed the player is reset automatically 6 Open the DVD door to remove the disc Procedure to change region code of your portable DVD player 1 Power on player and open the DVD door 2 Press SETUP by remote control 3 In Set Up Menu select Audio and pres...

Page 4: ...1 0 TECHNICAL SPECIFICATION PCBA Policy Matrix STROKE VER PCBA TYPE 05 12 MAIN BOARD MLR MLR IF BOARD MLR MLR FUNCTION BOARD MLR MLR BATTERY BOARD MLR MLR MLR module level repair ...

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: ...Skip to previous next track or fast search backward forward Power remote sensor charging indicator 11 MAIN UNIT CONTROL POWER IR CHR Confirm selection OK Switch the power on off POWER OPEN AVOUT 1 2 Open the disc door to insert or remove disc Audio Video output Headphones jacks OPTION MENU Access additional functions Display MENU page 4 Start pause resume play back RESET IReset the player when it ...

Page 9: ...additional functions VOL Volume control Numeric keypad Up down left right navigation key Start pause resume playback MENU Display MENU page 15 OK Confirm seletion Mute player volume AUDIO Audio language selector ZOOM Enlarge video image 14 13 Skip to next chapter track or title 5 6 DISPLAY Adjust the display value of the system Skip to previous chapter track or title 3 2 2 5 3 4 1 6 7 8 9 10 11 12...

Page 10: ... as Fig 6 4 Remove screws to remove hinge adorn panel as Fig 7 5 Remove the top cover discreteness 1 Remove speaker grill and cushion at the display frame first as Fig 8 Fig 7 Fig 8 1 Remove screws at the base as Fig 1 4 Remove the base cover discreteness and battery ass y as Fig 4 3 Open the door remove screws in the middle cabinet discreteness as Fig 3 2 Remove output jack PC in the side first t...

Page 11: ...ame top and backlight board as Fig 13 10 Then remove TFT LCD and speakers 7 Remove screws to remove display frame shade base as Fig 11 8 Broken connections and remove screws to remove IF board as Fig 12 6 Remove screws from the hinge to remove the middle cabinet discreteness as Fig 10 Fig 9 Fig 10 Fig 11 Fig 12 Fig 13 Fig 14 ...

Page 12: ...n set to customer yes start set OK Check if the power and play button OK replace connector and switch unit replace MAIN BOARD go to other SYMPTOM no yes yes no replace DVD drive SYMPTOM NO IMAGE OR SOUND COMES OUT FROM THE EXTERNAL OUTPUT start Check operation of the DVD drive Does the DVD drive work yes no Replace the main board or the connector ...

Page 13: ...nnector harness broken Replace broken harness yes Remove the LCD cover and plate of the LCD unit to check the connector of the FL harness Is the connector OK no Repair connector Replace FL inverter or LCD no yes Is the connector broken Replace LCD harness or main board yes Remove the LCD cover and plate of the LCD unit to check the connection of the harness to the LCD unit no Is the connection OK ...

Page 14: ...re the connection of the DVD drive and main board Not OK Pick up lens light up OK Insert a DVD disc and turn on the power What is the reaction of the DVD drive The DVD drive works but the initializing operation of the optical pick up lens does not start the optical pick up lens operates twice or abnormal noise sound Replace DVD drive or main board DVD drive does not work The operation of the DVD p...

Page 15: ...tall a good battery does the LED lights up orange while the AC adapter is connected and does the DVD drive operate OK NOTE For this check use a battery which is not fully charged because the LED does not light when the battery is fully charged Before this check make sure other function work correctly no SYMPTOM NO SOUND COMES FROM THE HEADPHONES start Replace main board yes Insert a good headphone...

Page 16: ...11 TPC8212 S 8232 110 240V 50 60Hz BATTERY KHM252G PU mechanism DRIVER SA5954 16M FlashROM EN25B16 64M SDRAM HY57V641620ETP 7 C TC4W53 TFT MONITOR AUDIO AMP AZ4558 DC DC MP1540 L R DRIVER 5 5V 5 5V 5V 3 3V 1 8V TFT POWER 5V AT1313 EUA6011 AUDIO OUT PHONE OUT SPEAKER LOUT SPEAKER ROUT 5V 15V 10V VIDEO OUT AUDIO 5V 5V CHG BQ24103 ...

Page 17: ...D SPR SPR SPL SPL GND STVL CKV OEV OEH STHL CPH1 GND Y G GND B CB GND R CR GND VCOM GND TFT3V3 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 GND AVDD BOUT GOUT ROUT GND TFT3V3 CPH CPH2 CPH3 GND STHL OEH MOD LNR COM COM OEV UND CKV STVL GND VGH VGL TFT3V3 GND 1 2 3 4 GND BRIGHTCON TFTON TFT5V 1 2 3 4 1 2 3 4...

Page 18: ...17 98 HOE GPIO16 97 VOE GPIO15 96 VCK GPIO14 95 VSTU GPIO13 94 DVDD18 90 SPDIF GPIO12 93 HSTR GPIO11 92 LR GPIO10 91 UD GPIO9 89 VSTD GPIO8 88 DVDD33 84 V14 13 GPIO6 35 RA3 86 DVSS18 79 RA2 85 RA1 83 RA0 82 RA10 81 BA1 80 BA0 78 RAS 77 CAS 76 RWE 75 RA4 74 DVDD33 68 RA5 73 RA6 72 RA7 71 RFD 4 RFC 3 RFB 2 RFA 1 RFH OPINN 128 RFG OPINP 127 RFIN OPOUT 126 RFIP 125 AGND18 124 AVDD18 123 ADACVSS 117 AL...

Page 19: ... 100K R74 100K R94 10K R94 10K C125 0 1U C125 0 1U C117 1000P C117 1000P C118 100P C118 100P C102 10U 10V C102 10U 10V C81 10U 10V C81 10U 10V 1 2 3 4 5 6 JS3 HP JS3 HP R76 10 R76 10 R82 10K R82 10K R92 4R7 R92 4R7 C127 220U 6V C127 220U 6V R99 150K R99 150K C114 47U 6V C114 47U 6V C82 0 1U C82 0 1U R132 10K R132 10K R65 3 9K R65 3 9K C137 1U C137 1U C79 10U 10V C79 10U 10V R113 1K R113 1K R80 47K...

Page 20: ...86 1K C129 22P C129 22P 1 2 3 VD19 2SD601 VD19 2SD601 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 TOP HA1 HEADER 20 SMD0 5 TOP TOP HA1 HEADER 20 SMD0 5 TOP C130 NC C130 NC L26 601 L26 601 R87 1K R87 1K 1 2 3 VD20 2SD601 VD20 2SD601 1 2 3 VD21 STZ6 2N VD21 STZ6 2N R125 ESD R125 ESD 1 2 3 7 J2 AVOUT J2 AVOUT R154 33 R154 33 L27 601 L27 601 8 1 7 2 6 3 5 4 RN4 33 4 RN4 33 4 R84 100...

Page 21: ... VD27 DTC144 R146 10K R146 10K R104 10K R104 10K 4 4 5 5 1 1 2 2 3 3 U31 FMC3 U31 FMC3 C92 10U 10V C92 10U 10V 4 4 5 5 1 1 2 2 3 3 U30 FMC3 U30 FMC3 C93 0 1U C93 0 1U R118 47K R118 47K 1 2 3 4 13 14 15 16 5 6 7 8 9 10 11 12 U29 MC9S08QG4 U29 MC9S08QG4 R106 10K R106 10K R112 47K R112 47K C168 10U 16V C168 10U 16V SW3 SW3 R108 4 7K R108 4 7K R116 1K R116 1K R107 10K R107 10K R142 1K R142 1K R45 0 R4...

Page 22: ... Cb1 1U 1 2 XS3 2 HEADER XS3 2 HEADER R03 4 7M R03 4 7M 1 2 3 VD9 2SD601 VD9 2SD601 VD2 B240A VD2 B240A C153 10nF C153 10nF VD5 B240A VD5 B240A R4 4r7 R4 4r7 C95 10U 10V C95 10U 10V 1 2 3 4 XS2 XS2 1 2 C136 10U 16V C136 10U 16V 2 3 1 4 L12 EMICOIL L12 EMICOIL S 1 S 2 S 3 G 4 D 8 D 7 D 6 D 5 U15 P5504EVG U15 P5504EVG R07 1k R07 1k R151 51K R151 51K L16 601 L16 601 R88 10K R88 10K C169 10U 16 C169 1...

Page 23: ...16V C9 10uF 16V R20 7 5k R20 7 5k L1 33UH L1 33UH CE2 10uF 16v CE2 10uF 16v L11 10uH 2 3A L11 10uH 2 3A R34 470R R34 470R L18 FB L18 FB R7 8K2 R7 8K2 1 3 2 VD7 709 VD7 709 CE6 10uF 16v CE6 10uF 16v C35 0 1uF C35 0 1uF R44 120k R44 120k C30 22pF C30 22pF C14 22uF 25V C14 22uF 25V R37 39K R37 39K 26 AVSS 25 AVDD 24 VB 23 VG 22 VR 21 GND 20 VCC 19 CPH1 18 CPH2 17 CPH3 16 STHR 15 STHL 14 OEH 13 MOD 12...

Page 24: ...9 0 COMPONENT LAYOUT MAIN BOARD DIAGRAM ...

Page 25: ...9 0 COMPONENT LAYOUT IF BOARD DIAGRAM FUNCTION BOARD DIAGRAM ...

Page 26: ...NC Service Description Photo Pos No PET740 05 PET740 12 996510017189 PET740M MAIN PCBA 100 PET740 05 PET740 12 996510017171 PET740T IF PCBA 110 PET740 05 PET740 12 996510017172 PET704K FUNCTION PCBA 120 PET740 05 PET740 12 996510017173 PET740 BATTERY ASSY 130 ...

Page 27: ...0 PET740 05 PET740 12 996510010520 KHM252G LOADING ASSY 210 PET740 05 PET740 12 996510002948 SPEAKER 220 PET740 05 PET740 12 996510001274 24 PIN FFC 230 PET740 05 PET740 12 969510009917 DVD1710 SPEAKER WIRE 240 PET740 05 PET740 12 996510017174 TOP COVER 300 PET740 05 PET740 12 996510017175 DISPLAY FRAME 310 PET740 05 PET740 12 996510017176 MIDDLE CABINET 320 ...

Page 28: ...RILL 340 PET740 05 PET740 12 996510015947 LENS SENSOR 350 PET740 05 PET740 12 996510017179 HINGE ADORN PANEL 360 PET740 05 PET740 12 996510017180 HINGE 370 PET740 05 PET740 12 996510017181 OUTPUT JACK PC 380 PET740 05 PET740 12 996510017182 DISPLAY FRAME SHADE TOP 390 PET740 05 PET740 12 996510017183 DISPLAY FRAME SHADE BASE 400 PET740 05 PET740 12 996510017184 LOADING ADORN PANEL 410 ...

Page 29: ... Photo Pos No PET740 12 996510010987 ADPV60A AC POWER ADAPTER 12 PET740 05 996510017185 ADPV60A AC POWER ADAPTER 05 ACAPT PET740 05 PET740 12 994000001912 AV CABLE AVCABLE PET740 05 PET740 12 996510010528 CAR ADAPTER AY4196 CARAPT PET740 05 PET740 12 996510001287 RC AY5507 REMOTE RC ...

Page 30: ...11 0 REVISION LIST Version 1 0 3141 785 32870 Initial release PET740 05 12 ...

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