Philips-MDV-434-Service-Manual电路原理图.pdf

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1、#,!33,!3%202/$5#43ERVICE-ANUAL3ERVICE3ERVICE3ERVICE3ERVICE3ERVICE-$6)MPRESSONO“RASIL3UJEITOA!LTERAES4ODOSOS$IREITOS2ESERVADOS17307$)4!,6)$%/$)3#0,!9%2Contedo PginaAjustes.2Manuseando comp. SMD, Instrues de Segurana e Notas.3Diagrama em Bloco.5Painel Frontal Esquema Eltrico.6Painel Frontal- Layout.7P

2、ainel Alimentao.8Painel Power - Layout.9Painel Index e Power.10Painel Sdram, Flash, Filtro de Vdeo.11Painel MPEG & Servo.12Painel Filtro de udio.13Painel MPEG - Layout.14Vista Explodida.162 MDV434Gerador de udioex. PM5110GravadorUse um Cassete Universal de Teste CrO2Medidor de Nvelex. Sennheiser UPM

3、550com filtro FFMedidor de S/N e distoroex. Sound Technology ST1700BLRDUTou um Cassete Universal de Teste FeMedidor de Nvelex. Sennheiser UPM550com filtro FFMedidor de S/N e distoroex. Sound Technology ST1700BLRDUTCDUse um disco de sinal de udio(Substitui o disco de teste 3)SBC429 4822 397 30184Pass

4、a-Faixa250Hz-15kHzex. 7122 707 48001Voltmetro de udioex. PM2534DUTMedidor de S/N e distoroex. Sound Technology ST1700BAntena Loopex. 7122 707 89001Tuner AM (MW,LW)Para evitar interferncias atmosfricas todas as medidas em AM devem ser feitas dentro de uma Gaiola de Faraday.Use um filtro passa-faixa (

5、ou um filtro passa altas de 250Hz) para eliminar rudos (50Hz, 100Hz).Gerador de RF ex. PM5326Ri=50Filtro Passa-Faixa250Hz-15kHzex. 7122 707 48001Voltmetro de udioex. PM2534DUTGerador de RFex. PM5326Medidor de S/N e distoroex. Sound Technology ST1700BUse um filtro passa-faixa para eliminar rudos (50H

6、z, 100Hz) e distores do tom piloto (19kHz, 38kHz).Ri=50Tuner FMAJUSTES3MDV434!TENO.ORMASDESEGURANAREQUEREMQUETODOSOSAJUSTESSEJAMREALIZADOSPARAASCONDIESNORMAISETODOSOSCOMPONENTESDEREPOSIODEVEMATENDERASESPECIlCAES!DVERTNCIA4ODOSOS#)SEVRIOSOUTROSSEMICONDUTORESSOSUSCETVEISDESCARGASELETROSTTICAS%3$ 4ESTE

7、DERISCODECHOQUEEINCNDIO#5)$!$/!PSREPARARESTEAPARELHOEANTESDEDEVOLVE LOAOCONSUMIDOR MEAARESISTNCIAENTRECADAPINODOCABODEFORADESCONECTADODATOMADAECOMACHAVE0OWERLIGADA EAFACEDOPAINELFRONTAL BOTESDECONTROLEEABASEDOCHASSIS1UALQUERVALORDERESISTNCIAMENORQUE-EGOHMSINDICAQUEOAPARELHODEVESERVERIlCADOREPARADOAN

8、TESDESERCONECTADOREDEELTRICAEVERIlCADOANTESDERETORNARAOCONSUMIDOR&ERRODE3OLDA3UGADORA6CUO&ERRODE3OLDA-ALHAPARA$ESSOLDA0INA!QUECER !QUECER-ALHAPARA$ESSOLDA&ERRODE3OLDA,IMPAR2ETIRANDO!“#&ERRODE3OLDA4RILHADECOBRE#ORRETO&ERRODE3OLDA#OMPONENTE0RECAUES&ERRODE3OLDA#ORRETO.O%XEMPLOS0RESSO3OLDA MM&ERRODE3OLD

9、A4EMPODE3OLDASEGLADO&ERRODE3OLDA0RESSO3OLDA MM0INA#OLOCANDOERAL3OLDA#OMPONENTE3-$3OLDA4RILHADECOBRE#OLA0ACOTEDE3ERVIO-!.53%!.$/#/-0/.%.4%33-$!FALTADECUIDADOSNOMANUSEIOPODEREDUZIRDRASTICAMENTEAVIDADOCOMPONENTE1UANDOESTIVERREPARANDO CERTIlQUE SEDEESTARCONECTADOAOMESMOPOTENCIALDETERRAATRAVSDEUMAPULSEIR

10、ADEATERRAMENTOCOMRESISTNCIA-ANTENHACOMPONENTESEFERRAMENTASTAMBMNESTEPOTENCIAL./4!$%3%52!.!2ISCODECHOQUEOUINCNDIO#OMPONENTESMARCADOSCOMOSMBOLOAOLADODEVEMSERSUBSTITUDOSAPENASPORORIGINAIS!UTILIZAODECOMPONENTESNOORIGINAISPODEACARRETARRISCODEINCNDIOOUCHOQUEELTRICO4 MDV434ANOTAES:5MDV434DIAGRAMA EM BLOCO1

11、122334455A AB BC CD DVFD/KEY/PT6312POWER SUPPLY2415118MAIN BOARD116DVD LOADER5PIN*2.06PIN*2.08PIN*2.524PIN*0.58PIN*2.5CVBSCOAX12PbPrCN1CON212PIN*2.0CON301CN5CN3CN4CN2CN6CN7CN3024PIN*2.0411812 1MT1389CBA59548M/16M FLASH16M SDRAMEEPROMAUDIOD/AAUDIOAMP&LPFVIDEO LPF &DRIVEMOTERDRIVERRLCON301SWITCHBOARD4

12、PIN*2.041WXD8829/DLM1D-18+KHM310AKARAOKE AMPKARAOKE A/DY12PIN*2.016MSDRAMMDV434(K)/XXWiring& Block Diagram16CLKCS DATAGNDSP+GNDLOAD+TRINSL+SP-LOAD-TROUTGNDSL-LIMITDV33POWER_KLED-IR-24V+12VLED-GNDLED+5VGNDGND-24V-12V+12VAGNDPOWER-K3.3VMICGND6 MDV434112233445566A AB BC CD DE EF FFROM MAIN BOARDWhen ha

13、ve no karaoke, this inside ofcircle a piece is“OPEN”MDV434(K)FrontBoardZD200 E3U302A E2R208 E3R201 E2R202 E1R203 E1R204 E2R205 E2R207 E3R206 E2R200 E1R209 E3R210 E3R300 C2R301 C2R302 C2R303 B3R304 B3R305 B3R307 B4R306 B3R308 C4R309 C4R310 C4R311 B3R312 B3R313 C3R314 B1R315 D5R316 B2R317 A1R318 B1R31

14、9 B2R320 A2R321 A2R322 A2R323 A2R324 A2R325 A3R326 E4R338 B1R339 B1RP200 E2MIC200 E1C200 E1C201 E2C202 E2C203 E2C204 E2C205 E2C206 E3C207 E1C208 E2C209 F3C300 C3C301 C3C302 C3C303 B3C304 B2C305 B3C306 D4C307 B4C308 B4C310 D2C313 B1CE201 E2CE200 E1J2 F2J1 F1J3 F2CE301 D4CE300 B2CE302 A2CE304 D2CE303

15、A3L200 E2Q200 E1Q300 B2Q301 B2Q302 B2Q305 B1Q306 A1D200 E1D301 B4D302 B4ZD301 B2ZD303 A2U302B E3K305 B4K303 C4K302 B4K304 C4K306 C4U301 B3CON301 C1CON302 E4REM301 D4VFD A3C309 B1C311 C4C312 C4C314 D1C315 D4C316 E4DV33LED-GNDAGND GND+12V+12V-12VMIC-12V-12V-24V-24VAC1DATA-24V+12VAC2CLK+12VPOWER_KLED+G

16、ND-24VDV33IRMICCLKAGND+12VDATACSLED-GNDAGND GNDAGNDAC2CS+5V+5VIRPOWER_KDV33+5V-24V+CE3033.3uF/50VR309 10KR31910KR3381KR205 56KR30310KR3112.2KJ10R3122.2KC2071uF/0805R302 100REM301REM123IRGNDVCCC302100pCON301CON12(2.0)123456789101112C31647pK303OPEN/CLOSER324 330R30810KR2044.7K+-U302BNJM455856784C31547

17、pC309 0.1uR316 680R31710KU301PT63121 2 3 4 5 6 7 8 9 10 11121314151617181920212223242526272829303132333435363738394041424344SW1SW2SW3SW4SDoutSDinGNDSCLK/CSKEY1 KEY2KEY3KEY4VDDSEG1/K1SEG2/K2SEG3/K3SEG4/K4SEG5/K5SEG6/K6SEG7SEG8SEG9SEG10SEG11SEG12VEESEG13SEG14SEG15SEG16G6G5G4G3G2G1VDDLED4LED3LED2LED1GN

18、DOSCC301100pR3132.2KR202 1KR310 10KR301 100R322 470R32310KD3011N4148R326 470K304STOPL2001.8uHR315100 ohmR321470R300 100R325 5.6R2001.2KQ3023906CE20122uF+CE30047uF+CE30147uFRP20010KD2001N4148R30651KQ2003904R30710KZD3015.1VC3131000pQ3053904+-U302ANJM455832184C202100pR2038.2KC311 47pC3060.1uR3391KR3204

19、70+CE3023.3uF/50VR314 18KR2081KC209 1uF/0805ZD20012VR207 6.8KC300100pR209680ZD3036.2VC2081uF/0805C312 47pR2012.2KC3040.1uJ20MIC200213213Q3013904C3030.1uR30510KC205 47pR318 4.7KCE20022uFC3050.1uC206 47pCON302CON4(2.0)1234C31447pC2010.1u+CE30422uF/50VJ30VFD VFD-5412318171615141312111098765419202122292

20、82726252423303132FFNPP15P14P13P12P11P10P9P8P7P6P5P4P3P2P1NPNPNPNP1G2G3G4G5G6G7GNPFFC2000.1uR341 2.2R2063.9KQ3003904.R210 3.3KC204100pK302PLAYC203100pC3100.1uR30410KQ3063904PAINEL FRONTAL - ESQUEMA ELTRICO7MDV434PAINEL FRONTAL - LAYOUT SUPERIOR E INFERIOR 8 MDV434PAINEL ALIMENTAO1122334455A AB BC CD

21、D*CAUTION :PLEASE USE THE PARTS HAVING THE DESIGNATED PARTS NUMBER WITHOUT FAIL.THE PARTS MARKED WITH ARE IMPORTANT PARTS ON THE SAFETY.PowersupplyforDVP3XXX/XXF1 A1CON1 A1RV1 A1C1 A1C2 A1C3 A1R2 A1C6 A1ZD1 A1L1 A2ZD2 A2D2 A2D1 A2R1 A3C5 A4L2 A4C4 B1U1 B1C9 B2R4 B2D9 B2R6 B2D7 B2T1 B2D5 A3D6 B3D8 B3

22、D10 B3R3 B3R5 B3L5 B3C13 B3C7 B4C8 B4C10 B4C11 B4C14 B4L3 B4L4 B4CON2 B5C16 C1C12 C1ZD3 C1C17 C2C22 C2C21 C2R7 C2R17 C2R10 C2R13 C2D11 C3C18 C3L6 C3C19 C4R11 C4R12 C4R15 C4D3 A2D4 A2TR1 A2U2 C2U3 C2D10SR160+C14470uF/16V+C181000uF/16VD31N4007R152.2k 1%R51 +C10220uF/25VR4120K/1WR132.2kC1(NU)471/400Vac

23、C6(NU)333/400VZD1(NU)15V 1/2WZD2(NU)15V 1/2WR2(NU)220 1/2WL233uHR322L333uHD6FR102+C747uF/25VR12(NU)22KZD3(NU)18V 1/2WC16101/1KV+C847uF/25VC9102/500VC17104/50V+C11100uF/25VCON28X2.5 HEADER12345678+5V+3.3VGNDGND+12VGND-12V-24VC3471/400VacC20.1uF/250VacD5FR102D41N4007RV1(NU)10K471CON1AC INPUT12+D21N400

24、7D9FR102+C447uF/400VL56.8uHD11SR160F1T2AL/250acC22102/400VacD8SR160TR1NTC 10R113.9k 1%R610 1/4WL46.8uHR102.2kR122U3AZ431LBZ213+C510uF/50V+C1210uF/50VD7HER108R7100U2PC123X921243L130mHC210.1uF+C19470uF/16VT19128672410531311L66.8uHU1FSDM0165RN451 2837 6CSStartupGNDVccDrainFBDrainDrain+C13470uF/16VD11N4

25、0079MDV434PAINEL POWER- LAYOUT SUPERIOR10 MDV434PAINEL INDEX & POWER112233445566A AB BC CD DE EF FVCC3_AUDIOMT1389DDEVICEDVDDTYPEDigital 1.8VDigital 3.3V2 RF, SERVO & MPEG - MT1389DOP AMP.NAMEDV33Audio +12VDigital 5VVCC_AUDIOServo 3.3VAudio 5VMT1389DVCCDigital 3.3V SDRAMRFV33SD33AVDD1 INDEX & POWERM

26、T1389D4 AUDIO OUTSUPPLY3 MEMORY /VIDEO OUTV18+12V-12VAudio -12V OP AMP.LDO_AV33 Laser Diode 3.3VAVCCPICKUP HEADERRF 5VAudio 3V35.0VTO POWER BOARD1INDEX & POWERaQ1 C2L2 C3C15 B5C12 E3U12 D2C7 D3C89 D2C14 B4L15 D4L11 C4R1 D2R5 D2C16 B5R211 B4L16 D4CE6 E3C10 D3L17 E4R21 D2CN1 C1R7 E2R111 C2L4 D3C17 B5L

27、18 E4Q2 D2L3 D3C18 C4L5 D3C11 D3L1 C2Q4 E2L9 E3U1 C2R147 D4R6 E2L7 D2C1 C2C5 D3C3 C3L8 E2C2 C2U2 D3R81 C2CE5 D4Q3 D2CE1 C2CE2 C3C6 D4ZD1 D2ZD2 D2C8 D3L10 B4R4 D2L12 C4C9 D3R8 D2C4 C3 CE4 D3L13 C4R3 D2C13 E3R2 D2R13 E4L14 D4C23 D5CE16 D5C21 D5C24 E5C22 D4C26 F2C20 D4CE19 E5CE14 D5CE11 C4CE13 C5CE12 C

28、5C25 E5CE15 D5CE17 E5CE49 E5C19 C4C27 F2C28 F2C29 F2C30 F2C32 F2C31 F2C33 F2C34 F2C37 F3C35 F3CE10 F2CE8 E2CE3 D2AVCC-12VRFV18V18RFVDD3DACVDD3LDO_AV33RFV33APLLVDD3ADACVDD3PLLVDD3+5VVDV33DV33SD33-P12V+P5V-24V+P33V+P12V+P5V+P12V-P12VGNDGNDGND+12VPCONM_VCCAVCCVCCVCC_AUDIO-12VA+12VA-24VRFV18ADACVDD3DACV

29、DD3RFGNDRFV33APLLVDD3LDO_AV33DV33RFVDD3PLLVDD3DV33VCC3_AUDIOVCC_VIDEOFLASH_VCCVCCSD33SD33RFV33+12VRFGNDRFGNDRFGNDC20.1uFL15500/0805C170.1uF+CE2100uF/16VL10FBC290.1uFL18FBL3FB/0805C11u,0805LL1NO_USEL14500/0805C162200pF+CE1610uF/25vC350.1uFC110.1uF+CE1947uF/16VC300.1uF+CE1220uF/16VL1 FB AXIALC130.1uFQ

30、1P3055LDR14710C100.1uFC250.1uFC270.1uFU12AZ431LBZ213C890.1uFC240.1uFR74.7KR847Q43904L16500/0805C220.1uFC230.1uFL17 500/0805C330.1uF+CE8220uF/16VC140.1uFL8FB / 0805ZD25.1V+CE17220uF/25vR2116.8+ CE12220uF/16V+CE4947uF/16VR12.2K C50.1uFR81560+/-1%R322KC90.1uFC320.1uFR111 1K +/1%C200.1uFR622kC180.1uFC26

31、0.1uFC70.1uFC60.1uF+ CE13220uF/16VC310.1uFR21KC40.1uFL11500/0805+CE647uF/16VR212.2KL7FB / 0805U2 78L05213+CE5220uF/16VL2FB+CE10100uF/16V+CE1410uF/25vC190.1uFC150.01uFQ23906L12500/080518CN1pitch:2.5mm12345678C370.1uFL9 FBC21680pL13500/0805R42.2KR54.7KC120.1uFC80.1uF+CE4100uF/16VC340.1uF+CE3220uF/16VC280.1uFC30.1uFZD118VR13 33L5 FB AXIALU1 AME1117123GNDOUTIN+ CE15470uF/25vL40805Q33904+ CE11100uF/16v