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1、? ? ? ? ? ? ? ?17307 ? ? Contedo Pgina Ajustes.2 Manuseando comp. SMD, Instrues de Segurana e Notas.3 Diagrama em Bloco.5 Painel Frontal Esquema Eltrico.6 Painel Frontal- Layout.7 Painel Alimentao.8 Painel Power - Layout.9 Painel Index e Power.10 Painel Sdram, Flash, Filtro de Vdeo.11 Painel MPEG &
2、Servo.12 Painel Filtro de udio.13 Painel MPEG - Layout.14 Vista Explodida.16 RadioFans.CN 收音机爱 好者资料库 2MDV434 Gerador de udio ex. PM5110 Gravador Use um Cassete Universal de Teste CrO2 Medidor de Nvel ex. Sennheiser UPM550 com filtro FF Medidor de S/N e distoro ex. Sound Technology ST1700B L R DUT ou
3、 um Cassete Universal de Teste Fe Medidor de Nvel ex. Sennheiser UPM550 com filtro FF Medidor de S/N e distoro ex. Sound Technology ST1700B L R DUT CD Use um disco de sinal de udio (Substitui o disco de teste 3) SBC429 4822 397 30184 Passa-Faixa 250Hz-15kHz ex. 7122 707 48001 Voltmetro de udio ex. P
4、M2534 DUT Medidor de S/N e distoro ex. Sound Technology ST1700B Antena Loop ex. 7122 707 89001 Tuner 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 (ou um filtro passa altas de 250Hz) para eliminar r
5、udos (50Hz, 100Hz). Gerador de RF ex. PM5326 Ri=50 Filtro Passa-Faixa 250Hz-15kHz ex. 7122 707 48001 Voltmetro de udio ex. PM2534 DUT Gerador de RF ex. PM5326 Medidor de S/N e distoro ex. Sound Technology ST1700B Use um filtro passa-faixa para eliminar rudos (50Hz, 100Hz) e distores do tom piloto (1
6、9kHz, 38kHz). Ri=50 Tuner FM AJUSTES RadioFans.CN 收音机爱 好者资料库 3MDV434 ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? RadioFans.CN 收音机爱 好者资料库 4MDV434 ANOTAES: 5MDV434 DIAGRAMA EM BL
7、OCO 1 1 2 2 3 3 4 4 5 5 AA BB CC DD VFD/ KEY/ PT6312 POW ER SUPPLY 24 1 5 1 1 8 M AI N BOARD 1 1 6 DVD LOADER 5PIN*2.0 6PIN*2.0 8PIN*2.5 24PIN*0.5 8PIN*2.5 CVBS COAX 12 Pb Pr CN1 CON2 12PIN*2.0 CON301 CN5 CN3 CN4 CN2 CN6 CN7 CN302 4PIN*2.0 4 1 1 8 121 MT1389C BA5954 8M/16M FLASH 16M SDRAM EEPROM AUD
8、IO D/A AUDI O AM P& LPF VI DEO LPF & DRI VE M OTER DRIVER R L CON301 SW I TCH BOARD 4PIN*2.0 4 1 W XD8829/ DLM 1D- 18 + KHM 310A KARAOKE AM P KARAOKE A/ D Y 12PIN*2.0 16M SDRAM M DV434( K) / XX W i r i ng & Bl ock Di agr am 1 6 CLK CS DATA GND SP+ GND LOAD+ TRI N SL+ SP- LOAD- TROUT GND SL- LI M I T
9、 DV33 POW ER_K LED- I R - 24V +12V LED- GND LED+ +5V GND GND - 24V - 12V +12V AGND POW ER- K 3. 3V M I C GND 6MDV434 1 1 2 2 3 3 4 4 5 5 6 6 AA BB CC DD EE FF FROM MAIN BOARD When have no karaoke, this inside of circle a piece is“OPEN” M DV434( K)Fr ontBoar d ZD200 E3 U302A E2 R208 E3 R201 E2 R202 E
10、1 R203 E1 R204 E2 R205 E2 R207 E3 R206 E2 R200 E1 R209 E3 R210 E3 R300 C2 R301 C2 R302 C2 R303 B3 R304 B3 R305 B3 R307 B4 R306 B3 R308 C4 R309 C4 R310 C4 R311 B3 R312 B3 R313 C3 R314 B1 R315 D5 R316 B2 R317 A1 R318 B1 R319 B2 R320 A2 R321 A2 R322 A2 R323 A2 R324 A2 R325 A3 R326 E4 R338 B1 R339 B1 RP
11、200 E2 MIC200 E1 C200 E1 C201 E2 C202 E2 C203 E2 C204 E2 C205 E2 C206 E3 C207 E1 C208 E2 C209 F3 C300 C3 C301 C3 C302 C3 C303 B3 C304 B2 C305 B3 C306 D4 C307 B4 C308 B4 C310 D2 C313 B1 CE201 E2 CE200 E1 J2 F2 J1 F1 J3 F2 CE301 D4 CE300 B2 CE302 A2 CE304 D2 CE303 A3 L200 E2 Q200 E1 Q300 B2 Q301 B2 Q3
12、02 B2 Q305 B1 Q306 A1 D200 E1 D301 B4 D302 B4 ZD301 B2 ZD303 A2 U302B E3 K305 B4 K303 C4 K302 B4 K304 C4 K306 C4 U301 B3 CON301 C1 CON302 E4 REM301 D4 VFD A3 C309 B1 C311 C4 C312 C4 C314 D1 C315 D4 C316 E4 DV33 LED- GND AGNDGND +12V +12V - 12V M I C - 12V - 12V - 24V - 24V AC1 DATA - 24V +12V AC2 CL
13、K +12V POW ER_K LED+ GND - 24V DV33 I R M I C CLK AGND +12V DATA CS LED- GNDAGNDGNDAGND AC2 CS +5V +5V I R POW ER_K DV33 +5V - 24V + CE303 3. 3uF/ 50V R30910K R319 10K R338 1K R20556K R303 10K R311 2. 2K J1 0 R312 2. 2K C207 1uF/ 0805 R302100 REM 301 REM 1 2 3 I R GND VCC C302 100p CON301 CON12( 2.
14、0) 1 2 3 4 5 6 7 8 9 10 11 12 C316 47p K303 OPEN/ CLOSE R324330 R308 10K R204 4. 7K + - U302B NJM 4558 5 6 7 84 C315 47p C3090. 1u R316680 R317 10K U301 PT6312 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 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 SW 1 SW 2 SW 3 SW
15、 4 SDout SDi n GND SCLK / CS KEY1 KEY2 KEY3 KEY4 VDD SEG1/ K1 SEG2/ K2 SEG3/ K3 SEG4/ K4 SEG5/ K5 SEG6/ K6 SEG7 SEG8 SEG9 SEG10 SEG11 SEG12 VEE SEG13 SEG14 SEG15 SEG16 G6 G5 G4 G3 G2 G1 VDD LED4 LED3 LED2 LED1 GND OSC C301 100p R313 2. 2K R2021K R31010K R301100 R322470 R323 10K D301 1N4148 R326470 K
16、304 STOP L200 1. 8uH R315 100 ohm R321 470 R300100 R3255. 6 R200 1. 2K Q302 3906 CE201 22uF + CE300 47uF + CE301 47uF RP200 10K D200 1N4148 R306 51K Q200 3904 R307 10K ZD301 5. 1V C313 1000p Q305 3904 + - U302A NJM 4558 3 2 1 84 C202 100p R203 8. 2K C31147p C306 0. 1u R339 1K R320 470 + CE302 3. 3uF
17、/ 50V R31418K R208 1K C2091uF/ 0805 ZD200 12V R2076. 8K C300 100p R209 680 ZD303 6. 2V C208 1uF/ 0805 C31247p R201 2. 2K C304 0. 1u J2 0 M I C200 2 1 3 2 1 3 Q301 3904 C303 0. 1u R305 10K C20547p R3184. 7K CE200 22uF C305 0. 1u C20647p CON302 CON4( 2. 0) 1 2 3 4 C314 47p C201 0. 1u + CE304 22uF/ 50V
18、 J3 0 VFDVFD- 54 1 2 3 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 19 20 21 22 29 28 27 26 25 24 23 30 31 32 F F NP P15 P14 P13 P12 P11 P10 P9 P8 P7 P6 P5 P4 P3 P2 P1 NP NP NP NP 1G 2G 3G 4G 5G 6G 7G NP F F C200 0. 1u R3412. 2 R206 3. 9K Q300 3904. R2103. 3K C204 100p K302 PLAY C203 100p C310 0. 1u R304
19、10K Q306 3904 PAINEL FRONTAL - ESQUEMA ELTRICO 7MDV434 PAINEL FRONTAL - LAYOUT SUPERIOR E INFERIOR ? ? ? ? ? ? 8MDV434 PAINEL ALIMENTAO 1 1 2 2 3 3 4 4 5 5 AA BB CC DD *CAUTI ON : PLEASE USE THE PARTS HAVING THE DESIGNATED PARTS NUMBER WITHOUT FAIL. THE PARTS MARKED WITH ARE IMPORTANT PARTS ON THE S
20、AFETY. Powersuppl yf orDVP3XXX/ XX F1 A1 CON1 A1 RV1 A1 C1 A1 C2 A1 C3 A1 R2 A1 C6 A1 ZD1 A1 L1 A2 ZD2 A2 D2 A2 D1 A2 R1 A3 C5 A4 L2 A4 C4 B1 U1 B1 C9 B2 R4 B2 D9 B2 R6 B2 D7 B2 T1 B2 D5 A3 D6 B3 D8 B3 D10 B3 R3 B3 R5 B3 L5 B3 C13 B3 C7 B4 C8 B4 C10 B4 C11 B4 C14 B4 L3 B4 L4 B4 CON2 B5 C16 C1 C12 C1
21、 ZD3 C1 C17 C2 C22 C2 C21 C2 R7 C2 R17 C2 R10 C2 R13 C2 D11 C3 C18 C3 L6 C3 C19 C4 R11 C4 R12 C4 R15 C4 D3 A2 D4 A2 TR1 A2 U2 C2 U3 C2 D10 SR160 + C14 470uF/ 16V + C18 1000uF/ 16V D3 1N4007 R15 2. 2k 1% R5 1+ C10 220uF/ 25V R4 120K/ 1W R13 2. 2k C1( NU) 471/ 400Vac C6( NU) 333/ 400V ZD1( NU) 15V 1/
22、2W ZD2( NU) 15V 1/ 2W R2( NU) 220 1/ 2W L2 33uH R3 22 L3 33uH D6 FR102 + C7 47uF/ 25V R12( NU) 22K ZD3( NU) 18V 1/ 2W C16 101/ 1KV + C8 47uF/ 25V C9 102/ 500V C17 104/ 50V + C11 100uF/ 25V CON2 8X2. 5 HEADER 1 2 3 4 5 6 7 8 +5V +3. 3V GND GND +12V GND - 12V - 24V C3 471/ 400Vac C2 0. 1uF/ 250Vac D5
23、FR102 D4 1N4007 RV1( NU) 10K471 CON1 AC I NPUT 12 + D2 1N4007 D9 FR102 + C4 47uF/ 400V L5 6. 8uH D11 SR160 F1 T2AL/ 250ac C22 102/ 400Vac D8 SR160 TR1 NTC 10 R11 3. 9k 1% R6 10 1/ 4W L4 6. 8uH R10 2. 2k R1 22 U3 AZ431LBZ 2 1 3 + C5 10uF/ 50V + C12 10uF/ 50V D7 HER108 R7 100 U2 PC123X92 12 4 3 L1 30m
24、 H C21 0. 1uF + C19 470uF/ 16V T1 9 12 8 6 7 2 4 10 5 3 13 11 L6 6. 8uH U1 FSDM 0165RN 45 1 2 8 3 7 6 CSSt ar t up GND Vcc Dr ai n FB Dr ai n Dr ai n + C13 470uF/ 16V D1 1N4007 9MDV434 PAINEL POWER- LAYOUT SUPERIOR 10MDV434 PAINEL INDEX & POWER 1 1 2 2 3 3 4 4 5 5 6 6 AA BB CC DD EE FF VCC3_AUDIO MT
25、1389D DEVICE DVDD TYPE Digital 1.8V Digital 3.3V 2 RF, SERVO & MPEG - MT1389D OP AMP. NAME DV33 Audio +12V Digital 5V VCC_AUDIO Servo 3.3V Audio 5V MT1389D VCC Digital 3.3VSDRAM RFV33 SD33 AVDD 1 INDEX & POWER MT1389D 4 AUDIO OUT SUPPLY 3 MEMORY /VIDEO OUT V18 +12V -12V Audio -12VOP AMP. LDO_AV33Las
26、er Diode 3.3V AVCC PICKUP HEADER RF 5V Audio 3V3 5.0V TO POWER BOARD 1I NDEX & POW ER、 Q1 C2 L2 C3 C15 B5 C12 E3 U12 D2 C7 D3 C89 D2 C14 B4 L15 D4 L11 C4 R1 D2 R5 D2 C16 B5 R211 B4 L16 D4 CE6 E3 C10 D3 L17 E4 R21 D2 CN1 C1 R7 E2 R111 C2 L4 D3 C17 B5 L18 E4 Q2 D2 L3 D3 C18 C4 L5 D3 C11 D3 L1 C2 Q4 E2
27、 L9 E3 U1 C2 R147 D4 R6 E2 L7 D2 C1 C2 C5 D3 C3 C3 L8 E2 C2 C2 U2 D3 R81 C2 CE5 D4 Q3 D2 CE1 C2 CE2 C3 C6 D4 ZD1 D2 ZD2 D2 C8 D3 L10 B4 R4 D2 L12 C4 C9 D3 R8 D2 C4 C3CE4 D3 L13 C4 R3 D2 C13 E3 R2 D2 R13 E4 L14 D4 C23 D5 CE16 D5 C21 D5 C24 E5 C22 D4 C26 F2 C20 D4 CE19 E5 CE14 D5 CE11 C4 CE13 C5 CE12
28、C5 C25 E5 CE15 D5 CE17 E5 CE49 E5 C19 C4 C27 F2 C28 F2 C29 F2 C30 F2 C32 F2 C31 F2 C33 F2 C34 F2 C37 F3 C35 F3 CE10 F2 CE8 E2 CE3 D2 AVCC - 12V RFV18V18 RFVDD3 DACVDD3 LDO_AV33 RFV33 APLLVDD3 ADACVDD3 PLLVDD3 +5VV DV33 DV33 SD33 - P12V +P5V - 24V +P33V +P12V +P5V +P12V - P12V GND GND GND +12V+12V PC
29、ON M _VCC AVCC VCC VCC_AUDI O - 12VA +12VA - 24V RFV18 ADACVDD3 DACVDD3 RFGND RFV33 APLLVDD3 LDO_AV33 DV33 RFVDD3 PLLVDD3 DV33 VCC3_AUDI OVCC_VI DEO FLASH_VCC VCC SD33 SD33 RFV33 +12V RFGND RFGND RFGND C2 0. 1uF L15 500/ 0805 C17 0. 1uF +CE2 100uF/ 16V L10 FB C29 0. 1uF L18 FB L3 FB/ 0805 C1 1u, 080
30、5 LL1 NO_USE L14 500/ 0805 C16 2200pF +CE16 10uF/ 25v C35 0. 1uF C11 0. 1uF +CE19 47uF/ 16V C30 0. 1uF +CE1 220uF/ 16V L1FB AXI AL C13 0. 1uF Q1 P3055LD R147 10 C10 0. 1uF C25 0. 1uF C27 0. 1uF U12 AZ431LBZ 2 1 3 C89 0. 1uF C24 0. 1uF R7 4. 7K R8 47 Q4 3904 L16 500/ 0805 C22 0. 1uF C23 0. 1uF L17500
31、/ 0805 C33 0. 1uF + CE8 220uF/ 16V C14 0. 1uF L8 FB / 0805 ZD2 5. 1V +CE17 220uF/ 25v R211 6. 8 +CE12 220uF/ 16V +CE49 47uF/ 16V R1 2. 2KC5 0. 1uF R81 560 +/ - 1% R3 22K C9 0. 1uF C32 0. 1uF R1111K +/ 1% C20 0. 1uF R6 22k C18 0. 1uF C26 0. 1uF C7 0. 1uF C6 0. 1uF +CE13 220uF/ 16V C31 0. 1uF R2 1K C4
32、 0. 1uF L11 500/ 0805 +CE6 47uF/ 16V R21 2. 2K L7 FB / 0805 U278L05 2 13 + CE5 220uF/ 16V L2 FB +CE10 100uF/ 16V +CE14 10uF/ 25v C19 0. 1uF C15 0. 01uF Q2 3906 L12 500/ 0805 1 8 CN1 pi t ch: 2. 5m m 1 2 3 4 5 6 7 8 C37 0. 1uF L9 FB C21 680p L13 500/ 0805 R4 2. 2K R5 4. 7K C12 0. 1uF C8 0. 1uF +CE4 1
33、00uF/ 16V C34 0. 1uF + CE3 220uF/ 16V C28 0. 1uF C3 0. 1uF ZD1 18V R1333 L5FB AXI AL U1AM E1117 1 23 GND OUTI N +CE15 470uF/ 25v L4 0805 Q3 3904 +CE11 100uF/ 16v 11MDV434 PAINEL SDRAM, FLASH, FILTRO DE VDEO & SADA SCART 1 1 2 2 3 3 4 4 5 5 6 6 AA BB CC DD EE FF TSOP 48 pin 8M 16M 32M FLASH 16Mb DRAM
34、 FLASH 3SDRAM , FLASH, VI DE FI LTER & SCART OUT PUT、 3V ( RGB )6V ( 5V - 8V 16: 9 ) SCART2SCART1 0 SCART16 3V ( RGB )12V ( 9. 5V - 12V 4: 3 ) 1 00 1 0V TV M ODE SCART8 1 0V ( CVBS ) U7 A1 U8 A2 U9 A3 U17 A4 C92 A5 U10 A5 R86 A5 R85 A5 RN2 A5 R94 B2 Q16 C1 R88 B5 R95 C1 R87 B5 R90 B5 R96 C1 R89 B5 Q
35、14 B1 R91 B5 Q17 D1 CE29 C2 Q19 C1 R129 C1 R98 C1 R106 D1 C94 C1 R97 C1 R100 C2 R99 C2 D17 E2 R104 D1 C93 C2 R132 C1 Q20 C1 R105 D1 CE28 C1 CN7 E1 C100 E2 D2 C5 C125 C4 R92 B3 D18 E2 D19 E2 D20 E2 D21 E2 D22 F2 D23 E2 C99 E2 C101 E2 C102 F2 C103 F1 C104 F1 D3 C5 D4 C5 D5 C5 D6 C5 D7 C5 D8 C4 D9 C4 C
36、126 C4 C127 C5 C128 C5 L22 D3 CN8 C5 L23 D3 L24 E3 L25 F3 C105 D3 C106 D3 C109 E3 C110 E3 C107 E3 C108 E3 C111 F3 R108 D3 R119 D4 C112 F3 R130 F3 R123 E3 R120 D4 R116 E3 R113 D4 R118 E5 R115 D4 R112 E4 U19 D4 R114 E5 R110 E4 R121 E5 R122 E5 R125 E5 R126 E5 R127 E5 R128 E5 A9 A3 AD3 A1 A19 A4 AD6 AD1
37、 A17 A16 A13 A14 AD0 A2 A6 A8 A18 AD7 A7 AD5 A12 A15 A10 AD2 AD4 A11 A5 A0DCS# DCAS# DRAS# DW E#W E# RAS# CS# CAS# BA0 DCKE BA1 DCLK SDCKE DBA0 DBA1 SDCLK A20AA20 PCE# PRD# PW R# AA20 SCL SDA DQ9 M A7 M A3 M A9 DCS# DQ0 DQ12 M A8 M A4 M A0 DW E# DQ11 DQM 0 DQ4 DQ13 DBA0 M A5 DQ1 DCAS# DQ5M A2 DQ6 DQ
38、8 DQ14 DQ15 SDCKE DQ7 DQ2 M A1 M A10 DQM 1 DQ3 SDCLK DRAS# M A6 DQ10 DQ6 SDCKE DQ1 DQ15 DQ9 DQM 0 M A5 DBA0 DQ0 DQ10 DQM 1 DCAS# DQ11 DQ8 M A4 DQ14 M A8 DRAS# DW E# DQ3 DBA1 DQ7 M A2DQ2 M A7 M A1 M A3 DQ13SDCLK DQ5 DQ12 M A6 M A0 M A9 M A10 DQ4 Y4 Y5 Y6 Y3 SCART16 SCART8 S_B/ U SCART16 DCLK RAS# CS#
39、 BA 0. . 1 W E# DQM 0. . 1 AD 0. . 7 CAS# PW R# M A 0. . 10 PCE# DQ 0. . 15 DCKE A 0. . 20 PRD# B/ U AD5 PRD# A14 A13 AD3 A0 A2 AD7 AD6 A18 A1 A10 A12 A11 A15 A3 AD4 A16 A8 AD2 A17 A7 AD0 PW R# A5 A4 AD1 PCE# A9 A6 DQ4 DQ11 DQ14 DW E# SDCLK DQ6 DCS# DQ13 M A2 DQ9 DBA0 DQ8 M A10 DQ2 DQM 1 M A9 DQ15 M A0 DQ12 M A7 M A3 DQ0 M A4 SDCKE DRAS# M A6 M A5 DQ3 DQ5 M A8 DQ7 DQ10 DBA1 DCAS# M A11 DQM 0 M A1DQ1 S_R/ V AA20 SCART8 +5VV CVBS S_CVBS S_CVBS G/ Y S_G/ Y S_B/ U G/ Y R/ V B/ U S_R/ V +5VV R/ V +5VV S_G/ Y SCL SDA Y4 Y3 Y5 Y6