Philips-PET-7432-Service-Manual(1) 电路图 维修手册.pdf

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1、DVD Portable Player PET7432/05/12 Published by BG AVM BL Printed in the Netherlands Subject to modification 3141 785 33731 Version 1.1 TABLE OF CONTENTS Chapter Technical Specification fr Reparaturen sind Original-Ersatzteile zu verwenden. I Le norme di sicurezza esigono che lapparecchio venga rimes

2、so nelle condizioni originali e che siano utilizzati i pezzi di ricambio identici a quelli specificati. After servicing and before returning set to customer perform a leakage current measurement test from all exposed metal parts to earth ground to assure no shock hazard exist. The leakage current mu

3、st not exceed 0.5mA. CLASS 1 LASER PRODUCT 3122 110 03420 GBWarning ! Invisible laser radiation when open. Avoid direct exposure to beam. SVarning ! Osynlig laserstrlning nr apparaten r ppnad och sprren r urkopplad. Betrakta ej strlen. SFVaroitus ! Avatussa laitteessa ja suojalukituksen ohitettaessa

4、 olet alttiina nkymttmlle laseristeilylle. l katso steeseen! DKAdvarse ! Usynlig laserstrling ved bning nr sikkerhedsafbrydere er ude af funktion. Undg udsaettelse for strling. When?the?power?supply?is?being?turned?on,?you?may?not?remove?this?laser?cautions?label.?If?it?removes,?radiation?of?laser m

5、ay?be?received. 2.1 ESD PROTECTION 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.?Wh

6、en?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. Conductive?mat The?ground?resista

7、nce between?the?ground?line and?the?ground?is?less?than?10 1M SAFTY NOTICE Plug the AC line cord directly into a 120V AC outlet (do not use an isolation transformer for this check). Use an AC voltmeter, having 5000 per volt or more sensitivity. Connect a 1500 10W resistor,paralleled by a 0.15uF 150V

8、 AC capacitor between a knomn good earth ground (water pipe, conduit, etc.) and all exposed metal parts of cabinet (antennas, handle bracket, metal cabinet screwheads, metal overlays, control shafts, etc.). SAFTY PRECAUTIONS LEAKAGE CURRENT CHECK Measure the AC voltage across the 1500 resistor. The

9、test must be conducted with the AC switch on and then repeated with the AC switch off. The AC voltage indicated by the meter may not exceed 0.3V.A reading exceeding 0.3V indicates that a dangerous potential exists, the fault must be located and corrected. Repeat the above test with the DVD VIDEO PLA

10、YER 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 mo

11、re sensitivity) Good earth ground such as a water pipe, conduit, etc. The lightning flash with arrowhead symbol, within an equilateral triangle, is intended to alert the user to the presence of uninsulated dangerous voltage within the products enclosure that may be of sufficient magnitude to constit

12、ute a risk of electric shock to persons. The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance (servicing) instructions in the literature accompanying the appliance. 3.0 INSTRUCTION FOR USE Disassembly Procedure on P

13、ET7432 Remove seven screws on back cabinet to separate top cabinet and back cabinet. screws 7pcs Generally open the front cabinet. screws 3pcs 4.0 MECHANICAL INSTRUCTION Remove three screws and disassemble the connecter on the Main board and DVD loader. Remove two screws on the battery and battery b

14、oard. Remove the 7pcs screws on top cover . Remove the 4pcs screws and connecter on the TFT and IR board. 5.0 TROUBLESHOOTING SYMPTOM: NO IMAGE / NO SOUND SYMPTOM: NO IMAGE OUTPUT ( THE PANEL SHOW BLUE PICTURE) Start Check the external AV Cable TYPEnote and connection is OK? Replace DVD DriveCheck D

15、VD 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 5.0 TROUBL

16、ESHOOTING SYMPTOM: THE DVD DRIVE DOES NOT WORK SYMPTOM: THE DVD DRIVE DOESNT WORK Start Replace DVD- Loader Check the DVD-Loader OK? Replace main board NO Yes Yes Cable ReinsertionNO Check DVD-Loader connection OK? 5.0 TROUBLESHOOTING SYMPTOM: ADAPTOR CANNOT POWER ON Start Check Adaptor OK? Adaptor

17、can not Power ON Change adaptorSET 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 5.0 TROUBLESHOOTING SYMPTOM: KEY & BOTTON FAILURE SYMPTOM: Key & Botton Fail Start Check KEY board OK? Replace main board NO Yes Ye

18、s Cable ReinsertionNO Check CABLE form board to board connection OK? Return to custormerOK Replace KEY board OK 5 5 4 4 3 3 2 2 1 1 DD CC BB AA EE 2N3906 1 2 B C 2N3904 B C 31 2 3 3 2 E 22 1B33 2CC 1 2N3904 13 BAV992N3906 BE1 CIRCUIT OF VIDEO&AUDIO AOUT_L AC +Vcc AOUT_R AV-OUT-L CVBS AV-OUT-R AOUT_R

19、 AOUT_L AV-OUT-R AV-OUT-L CVBS DC_IN VCC9 AC L_HP_IN R_HP_IN VCC9 R_HP_IN A_R_SPEAKER L_HP_IN A_L_SPEAKER SPL A_R_SPEAKER A_L_SPEAKER +Vcc SPR SPL SPR AOUT_R2 AOUT_L2 CVBS2 DC_IN1 SPR2 SPL2 VER VER DC_IN C111 820p C0402 R129 100K R0402 VJ1 VOLUME 10K VRS 1 2 3 4 5 1 2 3 4 5 C120 150P C0402 C114 0.1u

20、F/0603 C0603 C102100pF C0402 R12233K R0402 C115 150P C0402 R109 5.1K R0402 R123100K R0402 + EC34 EC100uF/16V 6.3/5 + EC33 EC10uF/16V 4/5 R121100K R0402 C122 0.1uF/0603 C0603 + EC25EC10uF/16V 4/5 C105 820p C0402 L30FB2K2/0603 R0603 R120 NC R0402 R130200R/0603 R0603 C118 0.1uF C0402 L29FB600R/0805 L-0

21、805 JACK1AV/OUT-JACK AV-JACK1 6 7 1 2 3 45 6 7 + EC30 EC22uF/25V 4/5 R131 10K R0402 C104 1000pF C0402 R10733K R0402 C117 0.1uF/0603 C0603 R1282R/0805 R0805 C113 0.1uF C0402 R135 10K R0402 L31FB2K2/0603 L-0603 R110360R R0402 R118360R R0402 VER1 earphone EARPHONE 1 2 34 5 6 7 8 9 10 11 R117 5.1KR0402

22、R11124K R0402 + EC28 EC22uF/25V 4/5 R136 4.7R R0402 R11924K R0402 L24 FB2K2/0603 L-0603 R1272R/0805 R0805 C106100pF C0402 R134 200R/0603 R0603 R13356K R0402 C116 0.1uF/0603 C0603 U9 APA2822 SOP8 1 2 3 4 5 6 7 8 + EC35 EC10uF/16V 4/5 + EC26 EC100uF/16V 6.3/5 R10810K R0402 C110 1000pF C0402 R13256K R0

23、402 +EC37 EC100uF/16V 6.3/5 C1091uF/0603 C0603 R125100K R0402 C112 0.1uF/0603 C0603 C119 0.1uF C0402 L32FB2K2/0603 L-0603 R115 75R 1% R0402 + EC36EC100uF/16V 6.3/5 R11433K R0402 + - U8A NJM4558-SOP-8 SOP8 3 2 1 84 C1031uF/0603 C0603 C107 100pF C0402 + EC31 EC100uF/16V 6.3/5 C121 0.1uF/0603 C0603 C10

24、8 100pF C0402 R124 39K R0402 + - U8B NJM4558-SOP-8 SOP8 5 6 7 84 L27FB2K2 R0402 R11610K R0402 R112 NC R0402 D11 IN4148 1N4148/SMD +EC29 EC47uF/16V 5/5 R113100K R0402 R137 4.7R R0402 R126 43K R0402 + EC32 EC100uF/16V 6.3/5 L28FB2K2 R0402 + EC27EC10uF/16V 4/5 L261.8uH/0805 L-0805 L25FB2K2 R0402 Q18230

25、7 SOT23 2 13 5 5 4 4 3 3 2 2 1 1 DD CC BB AA SDRAM (Dual Layout) S-FLASH S-FLASH 8Mb DRAM CIRCUIT OF SDRAM&FLASH DV33 SDCLK SF_DI CAS# DQM0.1 DCLK SF_DI DWE# WE# SF_DO SD33 DCLK DQ0.15 RAS# DCS# SF_CS SF_CS DRAS# SF_CK SF_DO MA0.10 SDCKE RAS# WE# SF_CS SDCKE DCS# DQ15 MA10 MA2 DQ3 DQ5 DRAS# MA0 DBA0

26、 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# DBA0BA0 BA0 SF_CK2 DQM0.12 SF_DI2 WE#2 SF_CS2 RAS#2 DCLK2 DV331,2 DQ0.152 MA0.102 SF_DO2 CAS#2 BA02 SD33 DV33SD33 DV33 DV33 SD33 SD33 SD33 DV33 DV33 DV33 R104 3.3k R0

27、402 C98 0.1uF C0402 C95 0.1uF C0402 L23 FB600R/0805 L-0805 + EC24 EC100uF/10V 5/5 R9633R R0402 C94 0.1uF C0402 R105NC R0402 C91 0.1uF C0402 R10610k R0402 C100 0.1uF C0402 C90 0.1uF C0402 Q17 3904 SOT23 R93 33RR0402 C92 0.1uF C0402 Q16 2SK3018 3018 2 13 R9210k R0402 C99 20p C0402 R9733RR0402 R10210k

28、R0402 U7 AT25FS040/EN25B80 sop8 1 2 3 45 6 7 8 CE# SO WP# VSSSI SCK HOLD# VDD C97 0.1uF C0402 R101 15k R0402 R98 10k R0402 U6 HY M12L16161A-7 SDRAM50-TSOP 1 2 3 4 5 6 7 8 9 10 11 12 1314 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 D

29、Q0 DQ1 VSSQ DQ2 DQ3 VCCQ DQ4 DQ5 VSSQ DQ6 DQ7 VCCQDQML 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 R99 39R/0603 R0603 C96 0.1uF C0402 R103 33R R0402 C101 20p C0402 R95 33R R0402 R100 100k R0402 R94 33

30、R R0402 +EC23 EC100uF/10V 5/5 R9110k R0402 C93 0.1uF C0402 5 5 4 4 3 3 2 2 1 1 DD CC BB AA 24 T- TRAY SW 1 Vcc BC847B 4 DVD-LD E 1 2 3 19 HITACHI 1200X POWER 3 E 1 S 6 10 GND-LD 3 3 HFM S-FLASH CD/DVD SW C 2 VR-CD 7 MD 17 DRAM F- 9 GND-PD F+ B F VIDEO INTERFACE Vc(Vref) 12 16 1 1 2 E T+ 2N3904 NC C

31、20 G 15 RF VR-DVD 2SK3018 C/c 22 2 RF Reference 3 21 13 B CRYSTAL CIRCUIT 2SB1132 B/b D 23 D/d 2N3906 NC B 14 8 A/a C 18 RS-232 E AUDIO INTERFACE 5 11 Very Important to reduce Noise 1 C CD-LD 2 调整IO 光头保护 Closed to ICs pin RESET Circuit CIRCUIT OF MCU FMSO 89KP_VCOM LD-DVD T+ SF_CS TRIN DQ4 RFV18-1 D

32、Q6 DQ2 MA3 F RFV18-2 OPO FMSOFMSOFMSOFMSO A MDI2 SP- CVBS D TRIN FOSOFOSOFOSOFOSOFOSOFOSO DQ13 XO AOUT_R SL+ E STHL RFO FOSO DACVDD3 DQ7 V18 F+ SF_CK LDO_CD VREF MA9 MA7 DQM0 XILIMIT DQM0.1 TRO IOA WE# D SF_DO DMO MA1 SF_CS C AOUT_L MA8 F SF_DI RFO 89KP_B AOUT_R DQM1 URST# RFV33 WE# DQ14 OEV SF_DO X

33、O OP- DQ9 STBY GPIO8 RFVDD3 MA2 GPIO11 F- STBY +5V FMO MA6 FMO DCLK E BA0 T- XI TRSO B ADACVDD IR 89KP_R TRSOTRSOTRSOTRSOTRSOTRSO RAS# RAS# V1P4 CKV F- SF_DI V1P4 DQ5 DQ11 SF_CK MA0 DQ1 GPIO11 AVCM LD-CD C F+ MA10 STVL MA4 DMSODMSODMSODMSODMSODMSO DQ12 MA5 GPIO7 A GPIO8 MDI1 FS FOO CAS# DQ3 FOO DQ8O

34、EH MA0.10 DQ15 GPIO19 AOUT_L DMSO CAS# _3 DQ10 DACVDD3 TRO B DV33 IOA DCLK SL- RFVDD3 OP+ DMO V20 89KP_G DQ0.15 AVCC DACVDD3 MDI1 DQ0 RFV18-1 RFV18-2 IOA T+ V20 GPIO12 _2 _1 IR T- V1P4 V1P4 SP+ OP+ OPO OP- OP- SP- LIMIT SP-A FG CVBS V20 K3 GPIO7 GPIO19 K2 GPIO12 K1 LDO_CD AVDD33 AVDD33 LDO_DVD LDO_D

35、VD 89KP_B OEVA OEHA STHLA CPH1A 89KP_VCOMA ADACVDD AVCC1 AVCC1 BA0 TFT_B TFT_G TFT_R STHL OEH OEV STVLASTVL 89KP_VCOM CPH1 CKVCKVA SPL IR CPH1 DV33 +5V BL_EN SPL SPR AADVDD DACVDD3 APLLVDD3 APLLVDD3 SPR VGL VGH K1 K2 K3 GPIO21 GPIO21K4 89KP_VCOMA CPH1A STHLA OEHA OEVA CKVA STVLA VGH VGL k5 89KP_R 89

36、KP_G URST# SL+ SP+ V1P4 _4 MO_VCC TFT_R TFT_G TFT_B -6v -6v SL- BL_EN IO1 IO2 low voltage detect RFV331 CAS#3 DCLK3 SF_CK3 RAS#3 DQM0.13 WE#3 DQ0.153 AOUT_R4 AOUT_L4 SF_CS3 SF_DO3 DV331,3 AVCC1 MA0.103 SF_DI3 +5V1,4 V181 CVBS4 BA03 SPL4 SPR4 VGL1 VGH1 -6v1 MO_VCC RFVDD3 RFVDD3 89L_3V3 RFV18-1 V18 MO

37、_VCC AVDD33 APLLVDD3 89L_3V3 RFV18-2 MO_VCC RFV18-2 V18 AVCC DV33 RFV33 V18 89L_3V3 DACVDD3 89L_3V3 V18 RFV18-1 AVCC 89L_3V3 DV33 AVDD33 89L_3V3 ADACVDD DV33 DV33 89L_3V3 RFV33 DV33 +5V 89L_3V3 89L_3V3 89L_3V389L_3V389L_3V3 89L_3V3 R691R R0603/1R R88 10k R0402 R53 27kR0402 R680R R0402 C43 120pF C040

38、2 C56100pF C0402 C45 10uF/0805 C0805 C82 NC C0402 + EC12 EC220UF/6.3V 6.3/5 R81 10k R0402 R62 10k R0402 C78 560pF C0402 R78 10K R0402 C66 33pF C0402 L16 FB600R/0805 L-0805 L11 FB600R/0805 L-0805 L22 FB600R/0805 L-0805 C74 0.1uF C0402 C77 560pF C0402 L13 FB600R/0603 L-0603 C71 0.1uF C0402 C57100pF C0

39、402 C83 560PF C0402 C84150pF C0402 R350R R0402 C58 0.1uF C0402 R48 10K R0402 C79 27pF C0402 R76 1R/0603 R0603 R24 2.2K R0402 C4610uF/0805 C0805 Q15 3904 SOT23 R490R R0402 R85 3.3K R0402 C80 560PF C0402 Q10 85508550 2 13 Q8 2SK3018 3018 2 13 R5518kR0402 R6710k R0402 C70 330pF C0402 R220R R0402 C81 56

40、0PF C0402 C36 0.1uF C0402 C31 0.1uF C0402 SW1 SW0821-1 12 43 + EC17 EC47uF/10V 4/5 C32 0.1uF C0402 L19 FB600R/0805 L-0805 C75 1000PC0402 C51 0.1uF C0402 D8 IN4148 1N4148/SMD 12 C89 1uF C0402 R27 560R 1% R0402 C69 330pF C0402 C86 0.1uF C0402 C68100pF C0402 R430R R0402 R700R R0402 C60 0.1uF C0402 R54

41、6.8R/0603 R0402 C63 0.1uF C0402 + EC20 EC100uF/10V 7/5 R4247k R0402 R282.2K R0402 R64 10k R0402 R232.2K R0402 L8FB600R/0603 L-0603 R66 0R R0402 C39 10uF/0805 C0805 R8420k R0402 R455.1k R0402 C34 0.1UFC0402 R75 1R/0603 R0603 C73 560PF C0402 C76 0.1uF C0402 R650R R0402 Q19 NPN BEC_0 2 13 R3815k R0402

42、R8320k R0402 R6310k R0402 C62 0.1uF C0402 C33 27PF C0402 R138 R Q13 8550 8550 2 13 C531uF C0402 Q9 2SK3018 3018 2 13 C54 0.1uF C0402 C55100pFC0402 L20 FB2K2 R0402 R87 15K R0402 R1910K R0402 Q12 3906 SOT23 2 13 C88 0.1uF C0402 Q14 3904 SOT23 U5 BA5654 TSSOP28-SSOPH 1 9 10 12 3 2 15 7 14 13 21 19 20 2

43、4 27 6 4 5 28 8 11 17 18 16 23 22 25 26 2930 VINFC PVCC1 PGND VOSL+ CF2 CF1 VOTK+ VNFFC VOFC+ VOFC- PVCC2 PGND VNFTK CTK2 BIAS VOSL VINSL+ VINSL- STBY VCC VOSL- VOLD+ VOLD- VOTK- VINLD PREGND CTK1 VINTK G1G2 Q11 3906 SOT23 2 13 R310RR0402 C37 27PF C0402 R74 1R/0603 R0603 R18 10K R0402 L18 10uH/0805

44、L-0805 R5933k R0402 TOP HA1 HEADER 24 SMD0.5 TOP H24S/P0.5A 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 MT1389L LQFP 128 V1.0 Portable U4 MT1389L/SMD LQFP128/SMD 5 6 7 8 9 10 11 12 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 36 37 38 39 40 41 42 43 44 45 46 47 4

45、8 49 51 52 53 50 55 56 57 54 58 59 61 62 63 60 64 65 66 67 69 70 99 98 97 96 95 94 90 93 92 91 89 88 8413 35 86 79 85 83 82 81 80 78 77 76 75 74 68 73 72 71 4 3 2 1 128 127 126 125 124 123 117 120 119 118 122 116 115 114 113 112 111 110 109 108 107 106 105 104 103 102 101 100 87 121 RFE RFF AVDD18 A

46、VDD33 XTALI XTALO AGND V20 REXT MDI1 MDI2 LDO1 LDO2 AVDD33 DMO FMO TRAY_OPEN TRAY_CLOSE TRO FOO FG / GPIO2 USB_DP USB_DM USB_V33 USB_GND PAD_VRT USB_V18 GPIO3 / INT# GPIO4 SF_CS_ SF_DO SF_DI SF_CK UP1_6 / SCL UP1_7 / SDA ICE PRST# IR RD0 RD1 RD2 RD3 RD4 RD5 RD6 RD7 DVDD33 DQM0 RD15 RD14 DVDD18 RD13

47、RD12 RD11 RD10 RD9 DVSS33 RD8 DQM1 RCLK RA11 RA9 RA8 HCK / GPIO18 HSTL/GPIO17 HOE/GPIO16 VOE/GPIO15 VCK/GPIO14 VSTU / GPIO13 DVDD18 SPDIF / GPIO12 HSTR / GPIO11 LR / GPIO10 UD / GPIO9 VSTD / GPIO8 DVDD33V14 GPIO6 RA3 DVSS18 RA2 RA1 RA0 RA10 BA1 BA0 RAS# CAS# RWE# RA4 DVDD33 RA5 RA6 RA7 RFD RFC RFB R

48、FA RFH / OPINN RFG / OPINP RFIN / OPOUT RFIP AGND18 AVDD18 ADACVSS AL / GPIO1 AVCM AR / GPIO0 ADACVDD2 APLLCAP APLLVDD AADVDD AKIN1 / GPIO21 / Audio_Mute ADVCM / GPIO20 / VCOM AKIN2 / GPIO19 / Audio_Mute AADVSS R B G DACVDDA DACVDDB CVBS DACVSSC FS VREF DACVDDC GPIO7 / CKE ADACVDD1 C85 150pF C0402 R

49、20 10K R0402 R21 10K R0402 + EC15 10uF/0805 C0805 L9 FB600R/0603 L-0603 L17 10uH/0805 L-0805 L14 1.8uH/0805 L-0805 + EC22 EC22UF/25V 4/5 R370R R0402 L15 1.8uH/0805 L-0805 L10 FB600R/0805 L-0805 + EC14 10uF/0805 C0805 R390R R0402 HA2 4x2 CON4 1 2 3 4 C41 100pF C0402 R50 10k R0402 Q7 3904 SOT23 2 1 3 C30 10uF/0805 C0805 L71.8uH/0805 L-0805 R90 5.6K R0402 R15 150 R0402 R330RR0402 C650.1uF C0402 R300RR0402 R4047K R0402 C42 100pF C0402