Philips-PET-721-S-Service-Manual(1) 电路图 维修手册.pdf

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1、DVD Portable Player PET721C/D/S All version Published by BU AVM FK Printed in the Netherlands Subject to modification 3141 785 33742 Version 1.2 (wk934) TABLE OF CONTENTS Chapter Technical Specification fr Reparaturen sind Original-Ersatzteile zu verwenden. I Le norme di sicurezza esigono che lappar

2、ecchio venga rimesso 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

3、leakage current must 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 suojalukit

4、uksen ohitettaessa 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,?ra

5、diation?of?laser may?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?migh

6、t?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. Conductive?mat

7、The?ground?resistance 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,parallele

8、d by a 0.15uF 150V 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 1

9、500 resistor. The 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

10、 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 (5

11、000 per volt or more 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 ma

12、gnitude to constitute 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 Disassem

13、bly Procedure on PET721D Remove eight screws on back cabinet to separate top cabinet and back cabinet. screws 8pcs Generally open the front cabinet. Disassemble the connecter on DVD top cabinet. 4.0 MECHANICAL INSTRUCTION Remove two screws on the battery and battery board. screws 2pcs Remove three s

14、crews on the Main board. screws 3pcs Disassemble the black cloth on the DVD LOADER. Disassemble the connecter and black cloth on the TFT 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 conn

15、ection is OK? Replace DVD DriveCheck 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 Chang

16、e the speaker no yes no yes 5.0 TROUBLESHOOTING 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 POW

17、ER ON Start Check Adaptor OK? Adaptor 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

18、board OK? Replace main board NO Yes Yes 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 44 33 22 11 SPK_R 3.3V RF AV-OUT RCA 4558 SPEAKER SDRAM 4*16 SW62429 DVD-AU-L 5V RGB DC-IN 7” PANEL AMP SPK_L SPI Flash 8M T-CON L

19、DO 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 PET741D CIRCUIT BLOCK AOUT_L AC +Vcc AOUT_R +Vcc R_HP_IN CVBS_OUT AV-OUT-L CVBS AV-OUT-R SPR R_HP_IN A_R

20、_SPEAKER L_HP_IN A_L_SPEAKERAV-OUT-L AV-OUT-RA_R_SPEAKER A_L_SPEAKER VCC3 AOUT_R MUTE_DAC VCC AOUT_L A_MUTE AV-OUT-R CVBS DC_IN VCC9 SPL AC VCC9 L_HP_IN AV-OUT-L VCC31 AOUT_R2 MUTE_DAC2 VCC1,2 AOUT_L2 CVBS2 DC_IN1 VCC91 VER VER VCC9 Q192307 2 13 EC4333uF C116 150P/820P + EC3310uF/16V + C103 10uF/16V

21、 C118 0.1uF C119 0.1uF R115 5.1K C106100pF R10610K L37FB2K2 C112 0.1uF VJ2 VOLUME 10K 1 2 3 4 5 1 2 3 4 5 R147 4.7R R121100K C105 820p +EC37 47uF/25V R120NC L41FB2K2 R146 4.7R C117 0.1uF R140 56K/30K C107 100pF C120 0.1uF L38FB2K2 R11410K Q18 3904/nc R119100K C115 0.1uF JACK1AV/OUT-JACK 6 7 1 2 3 45

22、 6 7 R109 24K/5.6K/18K C113 0.1uF R142 200R/560R C110 1000pF L42FB2K2 + C109 10uF/16V + - U9B NJM4558-SOP-8 5 6 7 84 +EC36 47uF/16V L361.8uH C102100pF + EC41 10uF/16V R1251K/nc R137 200R/560R R116 360R/330R R105 33K/30K R392R(0805) + EC4410uF/16V R127100K R112 33K/30K C122 0.1uF D12 IN4148 +EC39 100

23、uF/16V R131 680K R122NC R118 NC R138 10K R145 10K + EC35 22uF/25V R141 56K/30K + - U9A NJM4558-SOP-8 3 2 1 84 R12651K R123NC + EC3410uF/16V C121 150P/820 + EC42100uF/16V VJ1 VOLUME 10K 1 2 3 4 1 2 3 4 VER1 earphone 1 2 34 5 6 7 8 9 10 11 U10 APA2822 1 2 3 4 5 6 7 8 +EC46 100uF/16V R113 180R 1% + EC3

24、8 100uF/16V R110 NC R128 56K C111 820p R107 5.1K L40FB2K2 L34 0 C104 1000pF R108 360R/330R R117 24K/5.6K/18K R124NC + EC45100uF/16V C108 100pF R92100K EC4033uF L35FB2K2 C123 0.1uF L39 FB600R R1302R(0805) 7.0 ELECTRICAL DIAGRAM CIRCUIT DIAGRAM-VIDEO & VEDIO OUTPUT SDRAM (Dual Layout) IIC S-FLASH S-FL

25、ASH 4Mb/8Mb DRAM DV33 SDCLK SF_DI DRAS# DQM0 CAS# DQM0.1 MA5 DCLK MA0 DQ15 SF_DI MA7 DWE# MA2 MA10 MA6BA0 WE# DQ2 DBA0DCAS# MA9 DQ8 BA1 SF_DO DQ5 SD33 DQ13 SDCKE DCLK DQ0.15 DQ7 BA0 DQ11 RAS# MA1 SDA DQ4 DBA1 DCS# SF_CS MA3 DQ0 MA11 SDCLK SF_CS CAS# SCL DQ10 DQM1 DCS# DRAS# DQ3 DWE# SF_CK SF_DO MA8

26、DQ9 DQ14 DBA1 MA0.11 SDCKE DBA0 RAS# BA1 SF_CK DQ6 MA4 DQ1 DCAS# DQ12 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 SF_CK2 DQM0.12 SF_DI2 SDA2 BA02 CAS#2 WE#2 BA12 SF_CS2 S

27、CL2 RAS#2 DCLK2 DV331,2 DQ0.152 MA0.112 SF_DO2 SD33 DV33 SD33 DV33SD33 DV33 DV33 DV33 SD33 SD33 SD33 SD33 R9410k C96 0.1uF R103NC U6 ESMT M12L64164A/N.C 1 2 4 12 5 7 9 8 10 46 11 13 15 16 17 18 19 35 22 23 24 25 26 14 41 29 30 31 32 33 34 36 37 38 39 40 43 42 44 52 45 47 49 48 50 51 53 54 20 21 3 6

28、27 28 VCC DQ0 DQ1 VSSQ DQ2 DQ3 VCCQ DQ4 DQ5 VSSQ DQ6 DQ7 DQML WE CAS RAS CS A11 A10/AP 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 DQ14 DQ15 VSS BA0/A13 BA1/A12 VCCQ VSSQ VCC VSS R9633R R9510k U7 AT25FS040/EN25B80 1 2 3 45 6 7 8 CE# SO WP# VSSS

29、I SCK HOLD# VDD +EC31 100uF/6.3V R9910k R9733R +EC32 100uF/6.3V C100 0.1uF C99 0.1uF C95 0.1uF U5 ESMT M12L16161A-7 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 DQ0 DQ1 VSSQ DQ2 DQ3 VCCQ DQ4 DQ5 VSSQ D

30、Q6 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 C97 0.1uF C92 0.1uF R9833R C93 0.1uF R10210k C98 0.1uF RN133Rx4 12 34 56 78 C94 0.1uF L33FB R10410k 7.0 ELECTRICAL DIAGRAM CIRCUIT DIAGRAM-F

31、LASH & SDRAM % EEPRAM 24 T- TRAY SW 1 Vcc 4 DVD-LD 2 3 19 HITACHI 1200X POWER 6 10 GND-LD HFM S-FLASH CD/DVD SW IIC VR-CD 7 MD 17 DRAM F- 9 GND-PD F+ F VIDEO INTERFACE Vc(Vref) 12 16 1 PANEL I/F E T+ NC 20 15 RF VR-DVD C/c 22 RF Reference 21 13 B/b 23 D/d NC 14 8 A/a 18 RS-232 AUDIO INTERFACE 5 11 V

32、ery Important to reduce Noise CD-LD OPO 用GPIO2 R56 0RR55NC为， OP+用PIN127 R28 0RR29NC为， 调整IO Old NC 10K NC NC 150K 10K C90 C89 BAT54C 150K NCD11 Break circuit R86 R87 R84 0.1uF New 0.1uF 0R CRYSTAL CIRCUIT FMSO 89KP_VCOM LD-DVD T+ SF_CS TRIN DQ4 RFV18-1 DQ6 DQ2 MA3 F RFV18-2 FMSOFMSOFMSOFMSO CKV K2 A

33、MDI2 SP- CVBS D TRIN FOSOFOSOFOSOFOSOFOSOFOSO DQ13 AOUT_R SL- E STHL RFO FOSO DACVDD3 OEH MA11 DQ7 V18 AADVDD GPIO21 F+ SF_CK LDO_CD VREF MA9 MA7 DQM0 XILIMIT 89KP_VCOM DQM0.1 TRO IOA GPIO21 WE# D SF_DO DMO MA1 SF_CS C AOUT_L MA8F VCC SF_DI RFO 89KP_B K1 AOUT_R DQM1 URST# OPO RFV33 WE# AADVDD BL_EN

34、DQ14 OEV SF_DO XO OP- SCL DQ9 STBY GPIO8 RFVDD3 SP+ MA2 BA1 89KP_B GPIO11 F- STBY VCC FMO SL- MA6 FMO DCLK E BA0 T- MO_VCC TRSO B ADACVDD IR K3 89KP_R DACVDD3 TRSOTRSOTRSOTRSOTRSOTRSO RAS# RAS# V1P4 CKV AVCC1 MUTE_DAC SF_DI V1P4 DQ5 DQ11 STVL SF_CK T+ MA0 GPIO19 DQ1 GPIO11 SDA LD-CD C F+ BA0 MA10 ST

35、VL MA4 89KP_R F- DMSODMSODMSODMSODMSODMSO DQ12 RxD SL+ MA5 GPIO7 A GPIO8 MDI1 FS FOO CAS# DQ3 FOO DQ8OEH MA0.11 V20 STHL URST# DQ15 GPIO19 AOUT_L GPIO7 CVBS DMSO BA1 CAS# DQ10 DACVDD3 OEV TRO K3 B DV33 IOA DCLK SL+ RFVDD3 89KP_G OP+ AVCC1 DMO V20 CPH1 TxD 89KP_G DQ0.15 AVCC DACVDD3 MDI1 DQ0 APLLVDD3

36、 RFV18-1 RFV18-2 ADACVDD IOA V20 LDO_CD BL_EN MUTE_DAC RxD TxD K4 GPIO12 Low Voltage Det Low Voltage Det _2 _1 IR T- GPIO12 K4 K1 V1P4 V1P4 V1P4 CPH1 DV33 XIXO OP- SP-A OP+ SP- SP+ OP- _3 _4 AVCM AVDD33 AVDD33 LIMIT OPO LIMIT FG OPO LDO_DVD LDO_DVD K2 RFV33 1 CAS#3 DCLK3 SF_CK3 URST#1 RAS#3 SDA3 DQM

37、0.13 BA03 89KP_B1 WE#3 STHL1 DQ0.153 OEV1 BA13 STVL1 89KP_R1 AOUT_R4 CVBS4 BL_EN1 CPH11 OEH1 CKV1 89KP_G1 AOUT_L4 SCL3 89KP_VCOM1 MUTE_DAC4 SF_CS3 SF_DO3 DV331,3 AVCC1 MA0.113 SF_DI3 VCC1,4 V181 Low Voltage Det 1 DV33 DV33 MO_VCC RFVDD3 RFVDD3 89L_3V3 RFV18-1 V18 MO_VCC AADVDD AVDD33 89L_3V3 RFV18-2

38、 MO_VCC RFV18-2 V18 AVCC DV33 V18 89L_3V3 RFV33 DACVDD3 89L_3V3 V18 RFV18-1 VCC AVCC 89L_3V3 DV33 89L_3V3 ADACVDD DV33 DV33 89L_3V3 AVDD33 DV33 DV33 RFV33 RFV33 R630R C60 6800pF + EC25100uF/6.3V R35 10K C81 0.1uF R400 L18FB R540 R490 HA2 2x1 1 2 R83 10k C45 0.1uF C67100pF C86 0.1uF R71 1 + EC21 10uF

39、/10V SMD C50 0.1uF R36 10K R7518k U4 BA5954 1 9 10 12 3 2 15 7 14 13 21 19 20 24 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 R4710k R560 R

40、440R R86 10k R70 1 L23FB R480 L32FB R91 1R(06) +EC23 10uF/10V SMD Q17 3906 SOT23 2 13 R7615k R78 10k J6 5x1 DIP5-1.25 1 2 3 4 5 R420 R136 10k R0402 R8020k R37 10K R520 R87 0R C550.1uF L29 FB C65100pF R5010k + EC22 10uF/10V SMD R58 0 +EC29 47uF/16V C73 0.1uF C57 10uF/10V SMD + EC24220uF/16v C61 0.1uF

41、 R93 10K C77 0.1uF R72 1 + EC5 EC100uf/10V 5/5 C64100pF C84 150pF +EC27 100uF/10v C82 0.015uF Q11 3906 SOT23 2 13 R51100k C564.7uF R73 1 C41 0.1uF R664.7 C38 0.1uF C91 0.1uF Q12 3904 C72NC C89 0.1uF Y1 27MHz C580.1uF R650R R570R C40 0.1uF C69NC R88 0(06) C47 22pF C46 22pF L20150uH L24FB C591500pF R1

42、35 10k R0402 C62220pF R79 20k L25FB C80 330pF C79 330pF Q16 8550 2 13 TOP HA1 HEADER 24 SMD0.5 TOP 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 C44 0.1uF Q15 8550 2 13 C54 120pF/NC C68 0.1uF R8120k Q13 2SK3018 1 32 IR1IR 1 2 3 R7710k L282K2 R7427k C83150pF SW1 12 43 C49 10uF/10V SM

43、D C76 0.1uF R530 R610 C70NC R59 0 C75 0.1uF R64NC R9010k R45 560R 1% R430 R6215k C14 0.1uF C88 0.1uF C710.1uF R674.7 C78 0.1uF R600 D4 IN4148 1N4148/SMD 12 HA3 4x1 1 2 3 4 C51 33pF D11 BAT54C 1 2 3 Q14 2SK3018 1 32 R34 10K L19FB R550 +EC30 470uF/6.3V R41NC MT1389L LQFP 128 V1.0 Portable U3 MT1389L/S

44、MD 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 48 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 1

45、28 127 126 125 124 123 117 120 119 118 122 116 115 114 113 112 111 110 109 108 107 106 105 104 103 102 101 100 87 121 RFE RFF AVDD18 AVDD33 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#

46、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 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 /

47、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 RFA RFH / OPINN RFG / OPINP RFIN / OPOUT RFIP AGND18 AVDD18 ADACVSS AL / GPIO1 AVCM AR / GPIO0 ADACVDD2 APLLCAP APLLVDD AADVDD AKIN1 / GPIO21 / Audio_Mute ADVCM / GPIO

48、20 / VCOM AKIN2 / GPIO19 / Audio_Mute AADVSS R B G DACVDDA DACVDDB CVBS DACVSSC FS VREF DACVDDC GPIO7 / CKE ADACVDD1 R8410k C39 10uF/10V SMD R31100k C11 0.1uF C48 0.1uF AR166 10K C66100pF + EC28 47uF/16V R125 33k R0402 C74 0.1uF R685.1k C631uF L31 10uH J7 4x1 1 2 3 4 R46100k 7.0 ELECTRICAL DIAGRAM C

49、IRCUIT DIAGRAM-MT1389 Closed to ICs pin RESET Circuit GREEN POWER ON INDICATION battery charge POWER ON POWER OFF PANEL I/F POWER CHARGE ON INDICATION RED CHARGE DISCHARG ON/OFF URST# RFV33 B-CHARG B-CHARG CPH1 89KP_R STHL OEH STVL 89KP_B BL_EN 89KP_VCOM CKV 89KP_G OEV DC_IN URST# V18 VCC RFV33 AVCC DV33 TFT_R89KP_R TFT_G TFT_B 89KP_G 89KP_B TFT_R TFT_G TFT