Philips PET946 Service Manual Download | Manualshive

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1K

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7.0 ELECTRICAL DIAGRAM

CIRCUIT DIAGRAM-BATTERY&POWER

RESET_M

VCC_B

FB_BA

LED_CH

VCC_B

RESET_M

VCC_DEC

CHARGE

BATT+

FB_BA

BATT_M

VCC_B

BATT-

CUR_DEC

CUR_DEC

BATT+

VCC_DEC

DISCHARGE

CHARGE

DISCHARGE

9V_A

9V_IN

+9V

POWER_ON/OFF
LED_CH

VCC_B

POWER_ON/OFF

+9V

VCC_9V

POWER_ON/OFF

9V_A

9V_IN

PR15
1K

PQ6
3904

PR24
680R

PR36
10K

PC2

0.1uF

PT6

LOWBATT

PR33
20K

PR47
NC

PQ1 SI2307

2

1

3

PC13

470P

PQ13
3906

PD6

1N4148

PC10

0.1uF

PR45
100K

PR8
1K

PQ15 SI2307

2

1

3

PR2
100K

PQ2 SI2307

2

1

3

PR12
56K

PR39
30K

PQ9
3904

PL1

L-851

1

3

2

4

PD2
SS34

1

2

PJ2

CON2

1
2

1
2

PR54
NC

PR49
1K

PR42

10K

PF1

2A_FUSE

PR41

100K

PQ11
3904

PU3

HT46R52A

1
2
3
4
5
6
7
8
9

10

11

12

13

14

15

16

17

18

19

20

PA3
PA2
PA1
PA0
PD0
VREF
VSS
PB0
PB1
PB2

PB3

PB4

RES

VDD

OSC1

OSC2

PA7

PA6

PA5

PA4

PQ8
HT772J

2

1

3

PR57
1K

PC18

0.47uF

PD8

SS14

PR53
330k

PD7

1N4148

PC19
0.1uF

PU1
8242

1

6

4

3

2

5

D

O

VSS

VC

VM

CO

v

c

c

PR44
10K

PT2

LOWBATT

PR16
100K

PD3

SS34

1

2

PD1
SS34

1

2

PC15
0.1uF

+

PC4

220uF/16V

PR27
1K

PR9
10K

PR35
10K

PR48
1M

PR4
56K

+

PC3

47uF/25V

PR25
680R

PC11

0.1uF

PQ14

3904

PR56
20K

PC17

0.47uF

PR52
0.1R

PC9

1000P

PT3

LOWBATT

PT7

LOWBATT

PR17
NC

+

PC1

100uF/25V

PR28
470R

PQ16
3904

PQ3
3904

PR51
0.1R

PR50
470R

PT8

PR10
4K7

PR23
NC

PC5

2.2uF

PR29
4.7M

PR37
100K

PR55
100K

PJ1

DCJACK

1

2

3

PD5

13V

1

2

PR58
20K

PJ4

CON7

1
2
3
4
5
6
7

1
2
3
4
5
6
7

PT5

LOWBATT

PR21
1K

PC16
0.1uF

PR30
4.7K

PR1
100K

PR20
100R

PR43
NTC

PR26
1K

PR22
100K

PC12
10uF

PQ4
3904

PC14
0.01uF

PU2

TL431

1

3

2

O

U

T

GND

F

B

PR18
1K

PC20

2.2uF

PR19
10R

PC8

0.1uF

PR13
1K

PQ10
9013

PR5
3.6K

PT9

PC7

0.1uF

PR38

470R

PL2

47uH

PC22

0.1uF

PU4

7033

1

3

2

4

OUT

V

S

S

VDD

VDD1

PQ7

3904

PT1

LOWBATT

PR40
3K9

PR34
10R

PC6
1000P

PR7
1K

PR31
3.3K

PR59
56K

PR32

20K

PT4

LOWBATT

PR46
220K

PC21
2.2uF

PC23

NC

PQ12
9926

2

4

3

6

5

8

7

1

2

4

3

6

5

8

7

1

D8

1N4148

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Summary of Contents for PET946

Page 1: ... 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 the p...

Page 2: ...onsumption DC Supply DC6 3V 15 5V Standby Power off 0 45W Battery Voltage 8 5V Capacity 3500mAH Battery playtime Charging time 3h Standby Power off Headphone out headphone output load 2x16 ohm Maximum output power 1 5mW Frequency response 1dB SNR A wght 62dB THD w 16 ohm loading 1 0 Left Right Channel Separation 40dB Left Right Channel Balance 3 0dB Supported disc type Video Playback Formats Audio...

Page 3: ...ade 1 Download the PHILIPS BIN file from the Philips support site 2 Unzip the file Drag n drop to SD drive or CD ROM into the data 3 Power on PET946 with AC DC adapter 4 Insert the SD drive to SD port of the main set or open the DVD door to put CD ROM inside 5 The set can detect the upgraded SW automatically 6 Press OK to confirm and proceed 7 The set will reset once upgrading completed Warning Do...

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: ...abinet screws 11pcs Generally open the front cabinet Remove four screws and disassemble the connecter on the Main board screws 4pcs connecter 8pcs 4 0 MECHANICAL INSTRUCTION Remove six screws on the battery board and DVD LOADER Remove four screws on the key board Remove the speaker grill and 4pcs screws ...

Page 8: ...Remove the 2pcs screws and cabinet on the TFT and IR board ...

Page 9: ...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 10: ...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 11: ...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 12: ...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 13: ...Y DC TO DC SPHE8202TQ MST720C FLASH SD RAM SD CARD D5954 TOPARY 3000 6600 230 4558 TUNER KEY IR FLASH BACKLIGH 9 CPT PANEL DRIVER AV OUT AMP SPK LDO 1 8V 5V 3 3V D6849 AC DC Y C I2C IR AUDIO R G B 6 0 PET946 BLOCK DIAGRAM ...

Page 14: ...284 0 1uF 1 2 U3 SS7701 1 2 3 4 5 CE GND VFB EXT VIN R23 10R U2 SS7701 1 2 3 4 5 CE GND VFB EXT VIN SW1 SW1 1 2 R127 13K R15 33R C2 1000P R14 4 7K C304 1uF 1 2 C9 1000P C305 0 1uF 1 2 BC1 0 1uF R280 510R R306 5k1 R25 22K U1 UTC1117 1 8V 3 1 2 OUT GND IN R20 22K R22 10K C306 1uF 1 2 R24 18K L2 FB600 L9 FB600R L6 RB600 L4 22uH R12 10R EC2 100uF 25V Q6 SI2307 2 1 3 T121 L7 FB600R EC60 100uF 10V Q5 39...

Page 15: ...D VCC_3 3V_S GND GND VCC_5V DVCC3 DVCC3 GND VCC_3 3V_S GND GND DVCC3 GND GND GND GND GND GND GND GND GND GND L100 FB 600R R33 100K EC63 10uF 10V 0 1uF C26 R62 33R EC64 10uF 10V 0 1uF C28 R58 2 2R R41 56K L13 FB 600R EC10 10uF 10V R55 4 7K L98 FB 600R R31 100K R32 10K Q13 8050 U4 SPHE8202TQ 128 102 101 100 99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83 82 81 80 79 103 104 105 106 107 108 109 11...

Page 16: ...0 2 M_WE 2 SPI_D0 2 M_A11 2 SPI_D1 2 VCC_5V DVCC3 VCC_SPI GND GND SD_VCC3 GND GND SPI_VCC3 SPI_VCC3 SD_VCC3 SD_VCC3 SPI_VCC3 GND SD_VCC3 GND DVCC3 GND GND GND 0 1uF BC8 1000pF C33 EC17 10uF 10V 1000pF C267 R67 33R 0 1uF C34 EC18 100uF 6 3V R68 0R L16 FB R70 0R 0 1uF C39 R71 0R U6 SDRAM 23 24 25 26 29 30 31 32 33 34 17 18 15 16 19 37 38 39 2 4 5 7 8 10 11 13 42 44 45 47 48 50 51 53 36 20 1 27 28 41...

Page 17: ... 1 4 5 6 100pF C45 C303 0 1uF R284 4K7 R81 100K Q16 3906 R304 20K D13 1N4148 1 2 C168 10uF 10V R213 1K 47pF C53 R85 10K R217 15K FB2 FB600 EC65 100uF 25V R89 100K R87 2K2 D10 NC L97 FB600 C54 220uF D29 1N4148 1 2 C52 1000pF R302 100K U8B 4558 5 6 7 8 4 EC49 100uF 10V C40 100pF C287 1000P D14 1N4148 1 2 C41 22uF 16V R74 36K EC48 100uF 10V R83 36K FB4 10R Q14 3904 C268 1uF C169 10uF 10V EC62 47uF 10...

Page 18: ...R_MS_D2 R_MS_D3 WP SD_INS1 SD_INS SD_INS1 CARD_RST 2 SD_D3 2 SD_D0 2 CARD_SENSE 2 SD_D1 2 SD_D2 2 SD_CMD 2 SD_CLK 2 DVCC3 2 CARD 3V CARD 3V GND DVCC3 3 3V 3 3V GND 3 3V DGND DGND CARD 3V R119 30K R222 33 R112 30K R113 4 7K R114 30K L21 FB600 R120 33 R116 30K R111 30K R118 30K 0 1uF BC10 R121 33 C70 0 1uF R110 30K EC29 100uF 10V R122 33 Q18 2307 2 3 1 R117 30K 0 1uF BC9 R123 33 U10 2IN1_CARD 1 2 3 ...

Page 19: ...VPOWER_CON DVCC3 VCC_5V TS_DI5 TS_DI4 TS_DI0 TS_SYNC_I TS_ERR TS_DI1 TS_DI7 TS_DI6 TS_CLK_I TS_VAL_I TS_DI3 TS_DI2 6600_SDA 6600_SCL TU_RST_CTRL SUNIF_GNT GND DVCC2 5 GND GND GND GND PLLVCC2 5 GND GND GND DVCC3 6600_DVCC3 6600_DVCC3 6600_DVCC3 6600_DVCC3 6600_DVCC3 DVCC2 5 PLLVCC2 5 VCC_2 5V GND PLLVCC2 5 6600_DVCC3 6600_DVCC3 6600_DVCC3 6600_DVCC3 6600_DVCC3 GND DVCC2 5 GND GND 6600_DVCC3 GND GND...

Page 20: ...KERR2 VINLD PREGND PVCC2 VNFTK PGND VOLD VOLD VOTK VOTK 29 30 R148 22K T49 H T57 H R165 0 R162 10K R145 NC C132 1000P T45 H T53 H C130 0 1uF T58 H BC13 0 1u L42 FB600R R149 10K J9 CON2 1 2 1 2 C129 0 047uF EC39 100u 10V T37 H C123 0 1uF L46 FB600 T52 H T46 H T60 H L45 FB600 T54 H EC40 100u 10V 1 2 T56 H R157 10 R151 1 C119 2200P 0 1uF C116 C134 1000P C127 0 1uF T50 H T47 H T55 H R154 1 T61 H EC41 ...

Page 21: ... 1 CVBS 1 SVideo 1 CVBS 1 SVideo 1 CVBS 1 SVideo 1 SAR 3 GPIO 3 SAR 3 GPIO 3 SAR 3 GPIO 3 SAR 3 GPIO 3 PWM 3 PWM 3 PWM 3 PWM 3 U22 MST720C TQFP100 12 1 2 3 4 5 6 7 8 9 10 11 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 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 8...

Page 22: ...GND C99 0 1u C298 22P X1 20 48MHZ EC35 100uF 10V C98 100P C100 0 1u C106 1000P RN3 33R 7 5 3 1 2 4 6 8 L35 FB600R 1 2 C95 10uF 10V R137 4 7K 0402 R142 4 7K L39 FB600R 0603 C299 22P C113 0 1uF C102 27p C115 1000P R132 10K 0402 1 2 C112 1000P C107 0 1uF Q21 3904 R141 1K C96 10uF 10V C97 10uF 10V RN1 33R 7 5 3 1 2 4 6 8 R140 100K EC37 47uF 10V R139 33R C111 0 1u C108 0 1uF C94 100P L41 FB600R 1 2 EC3...

Page 23: ...KL_EN POWER_ON OFF 9V_A LED_PO GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND C84 100P C266 1000P T82 H L93 FB600R T35 H T100 H T104 H L87 FB600R T116 H T83 H T30 H T36 H C264 1000P J4 CON7 1 2 3 4 5 6 7 1 2 3 4 5 6 7 T84 H L29 FB600R T31 H C83 220P T107 H T79 H T11 H C86 470P C263 1000P T9 H T85 H T32 H T13 H T15 H T17 H L23 FB600R ...

Page 24: ... 0 47uF PD8 SS14 PR53 330k PD7 1N4148 PC19 0 1uF PU1 8242 1 6 4 3 2 5 DO VSS VC VM CO vcc PR44 10K PT2 LOWBATT PR16 100K PD3 SS34 1 2 PD1 SS34 1 2 PC15 0 1uF PC4 220uF 16V PR27 1K PR9 10K PR35 10K PR48 1M PR4 56K PC3 47uF 25V PR25 680R PC11 0 1uF PQ14 3904 PR56 20K PC17 0 47uF PR52 0 1R PC9 1000P PT3 LOWBATT PT7 LOWBATT PR17 NC PC1 100uF 25V PR28 470R PQ16 3904 PQ3 3904 PR51 0 1R PR50 470R PT8 PR1...

Page 25: ...3 NC FR16 NC FR10 3 3R FR1 100K FR14 10R FL1 FB600 FL10FB100 FT10 H FL9 FB600 FT2 H FT1 H FT3 H FR2 NC FL8 FB600 FT4 H FR17 10K FT5 H FL5 FB600 FC14 22P FT11 H FR7 NC FC8 NC FT6 H FR6 0R FP1 LED FP2 LED FT17 H FT12 H FC15 1uF FC9 470P 下下下锁锁锁 FJ2 CON26 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 27 28 AVSS AVDD VB VG VR GND1 VCC1 CPH1 CPH2 CPH3 STHR STHL OEH MOD L R VCOM1 V...

Page 26: ...MAIN TOP PCB COMPONENT LAYOUT ...

Page 27: ...MAIN BOTTOM PCB COMPONENT LAYOUT ...

Page 28: ...POWER BATTERY TOP PCB COMPONENT LAYOUT ...

Page 29: ...POWER BATTERY BOTTOM PCB COMPONENT LAYOUT ...

Page 30: ...TFT TOP PCB COMPONENT LAYOUT ...

Page 31: ...TFT BOTTOM PCB COMPONENT LAYOUT ...

Page 32: ...MAIN TOP PCB COMPONENT LAYOUT ...

Page 33: ...MAIN TOP PCB COMPONENT LAYOUT ...

Page 34: ...ET946 12 996510023018 KEY PCBA ASS Y PET946 120 PET946 12 996510023006 MAIN PCBA ASS Y PET946 130 PET946 12 996510023023 TFT PCBA ASS Y PET946 140 PET946 12 996510023021 BAT PCBA BAT ASS Y PET946 150 PET946 12 996510023054 9 PANEL FINAL ASS Y 200 PET946 12 996510024067 DVD DECK MG9703TIH 210 PET946 12 996510023017 HOUS 28 2P 1 25 L85MM 400 PET946 12 996510023007 HOUS 26 7P 1 25 L155MM 410 ...

Page 35: ...8 0 SERVICE PARTLIST PET946 12 996510023034 HOUS 13 14 4PIN HINGE 420 ...

Page 36: ...K CABINET PET944 300 PET946 12 996510023022 DVD BOTTOM CABINET PET944 BLACK 305 PET946 12 996510023028 DVDDOOR PET944 BK 310 PET946 12 996510023009 OPEN_KEY PET944 BK 315 PET946 12 996510023014 POWER_KEY PET944 PLATING 320 PET946 12 996510023024 NAVIGATION_KEY PET944 PLATING 325 PET946 12 996510023037 OK_KEY PET944 PLATING 330 ...

Page 37: ...3029 SOURCE_SETUP_KEY PET944 BK 340 PET946 12 996510023038 DISC_MENU_KEY PET944 BK 345 PET946 12 996510023036 VOLUME_KEY PET944 BK 350 PET946 12 996510023011 PREV_NEXT_KEY PET944 BK 355 PET946 12 996510023025 COSMETIC_KEY PET944 BK 360 PET946 12 996510023033 COSMETIC_COVER_2 PET944 BK 365 ...

Page 38: ...BK 370 PET946 12 996510023031 CABLE_COVER PET944 BK 375 PET946 12 996510023027 CD_LATCH PET944 BK 380 PET946 12 996510030917 SPEAKER_GRILL PET944 BK 385 PET946 12 996510023039 DVD TOP CABINET PET946 BALCK 390 PET946 12 996510023035 DISPLAY FRAME SPK PET946 396 ...

Page 39: ...Pos No PET946 12 996510000788 AV CORD L1 1M 3P AVCABLE PET946 12 996510021031 CAR CORD 1 5A UL1 8m CARAPT PET946 12 996510023019 R C 35KEY PHILIPS PET946 RC PET946 12 996510022959 SW ADAPTOR 9V 1 5A EU ADAPT PET946 12 996510029563 TRAVEL BAG POUCH PET946 12 996510029413 ROD ANT DVB T ANT ...

Page 40: ...9 0 REVISION LIST Version 1 0 Initial release PET946 12 Version 1 1 Modify SW upgrade procedure Version 1 2 Delete the region 0 setting Add speaker grill in mechanical spare part list ...

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