Philips-MDV-435-Service-Manual(1) 电路图 维修手册.pdf
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1、 4806 7272 17319 05/2006 Service Manual PHILIPS CLASS 1 LASER PRODUCT Impresso no Brasil Sujeito a Alteraes Todos os Direitos Reservados MDV435K/55/77/97 MDV435/37/55/77/78/56/97 Service DVD Player MDV435, MDV435K Contedo Pgina Ajustes.2 Manuseando comp. SMD, Instrues de Segurana e Notas.3 Diagrama
2、de Conexes.5 Painel Frontal-XDV435.7 Painel Alimentao.9 Painel Principal: Power e Conector XDV435.11 Painel Principal: DSP.12 Painel Principal: Memria.13 Painel Principal: Buffer de Vdeo.14 Painel Principal: Filtro de udio.15 L a y o u t s . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3、. . . . . . . . . . . . . . . . . . 1 6 Painel Principal: Power e Conector MDV435.18 Painel Principal: DSP.19 Painel Principal: Memria.20 Painel Principal: Buffer de Vdeo.21 Painel Principal: Filtro de udio.22 Layouts.23 Painel Principal: Power e Conector ADM436.25 Painel Principal: MB-DSP e Motor D
4、river.26 Painel Principal: MB - Memria.27 Painel Principal:MB - Buffer de Vdeo .28 Painel Principal:MB - Filtro de udio .29 Layout.30 Vi s t a E x p l o d i d a . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 2 RadioFans.CN 收音机爱 好者资料库 2MDV435 Gerador de udio ex. PM511
5、0 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 um Cassete Universal de Teste Fe Medidor de Nvel ex. Sennheiser UPM550 com filtro FF Medidor de S/N e distoro ex. Sound Technology ST
6、1700B 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. PM2534 DUT Medidor de S/N e distoro ex. Sound Technology ST1700B Antena Loop ex. 7122 707 89001 Tuner AM (MW,LW) Para evitar interfernc
7、ias 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 rudos (50Hz, 100Hz). Gerador de RF ex. PM5326 Ri=50 Filtro Passa-Faixa 250Hz-15kHz ex. 7122 707 48001 Voltmetro de udio ex. PM2534 DUT
8、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 (19kHz, 38kHz). Ri=50 Tuner FM AJUSTES RadioFans.CN 收音机爱 好者资料库 3MDV435 ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?
9、 ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? RadioFans.CN 收音机爱 好者资料库 4MDV435 ANOTAES: 5MDV435 DIAGRAMA DE CONEXO 1 1 2 2 3 3 4 4 5 5 6 6 AA BB CC DD TO TV SET OR amplifier SPHE8202D/8281D 24 SDRAM 1*16M SL+ SL- 2.0MM*5 NJM4558 GND RF+serve+de
10、code BA5954/AM5668S AUDIO amplifier 2.0MM*6 Y MUTE NOISE U POWER BOARD 2.0MM*6 2.5MM*8 LIMIT COAX SONY313 TVS+TDM-1 LOADER LM1117MPX MAIN BOARD 2.5MM*8 V 1.8V 0.5mm*24 SP+ CVBS LOADER SP- motro driver 2.0MM*5 L flash 4M/8M R 1 0.5mm*24 VIDEO BUFFER RRMARK: MV436 with DIVX,MPEG 8281D FLASH 8M MDV435
11、without DIVX,MPEG 8202D FLASH 4M GND STB 5V CLK -24V 2.0MM*13 karaoke amp LED1 2.0mm*4 GND 2.0mm*4 2.0MM*12 3.3V DATA NJM4558 SW BOARD +12V FRONT & KARAOKE BOARD POWER-K IR 5V GND -12V LOAD- -24V GND TRAYIN GND LOAD+ 3.3V +12V TRAYOUT GND POWER_K MIC LED+ GND LED- MDV435/37, MDV436/37 WIRING DIAGRAM
12、 6MDV435 DIAGRAMA DE CONEXES 1 1 2 2 3 3 4 4 5 5 6 6 AA BB CC DD TO TV SET OR amplifier SPHE8202D/8281D 24 SDRAM 1*16M/4*16M SL+ SL- 2.0MM*5 NJM4558 GND RF+serve+decode BA5954/AM5668S AUDIO amplifier 2.0MM*6 Y MUTE NOISE U POWER BOARD 2.0MM*6 2.5MM*8 LIMIT COAX ARIMA OPU+ASA TVS+TDM-1 LOADER LM1117M
13、PX Main board 2.5MM*8 V 1.8V 0.5mm*24 SP+ CVBS LOADER SP- motro driver 2.0MM*5 L flash 4M/8M CS5340 R 1 AUDIO ADC 0.5mm*24 VIDEO BUFFER audio DAC(CS4360) SL SR SW Cen NJM4558 Front board karaoke amp 3.3V DATA 2.0MM*12 GND 2.0mm*4 STB IR POWER-K +12V 2.0mm*4 -24V 5V LED1 GND CLK 2.0MM*13 SW board ADM
14、436/77 WIREING DIAGRAM 5V GND -12V LOAD- -24V GND TRAYIN GND LOAD+ 3.3V +12V TRAYOUT GND LED- POWER_K GND MIC LED+ 7MDV435 PAINEL FRONTAL PARA XDV435 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” K305 B4 L200 E2 C310 D2 C206 E3
15、 R324 A2 R210 E3 C315 D4 K303 C4 Q200 E1 C313 B1 C207 E1 R325 A3 R312 B3 R300 C2 ZD200 E3 C316 E4 K302 B4 Q300 B2 C208 E2 R326 E4 R313 C3 R301 C2 U302A E2 K304 C4 Q301 B2 CE201 E2 C209 F3 R338 B1 R314 B1 R208 E3 K306 C4 Q302 B2 CE200 E1 C300 C3 R339 B1 R315 D5 R302 C2 R201 E2 U301 B3 Q305 B1 J2 F2 R
16、P200 E2 R316 B2 R303 B3 R202 E1 CON301 C1 Q306 A1 J1 F1 C301 C3 MIC200 E1 R317 A1 R304 B3 D200 E1 J3 F2 C302 C3 C200 E1 R318 B1 R305 B3 R203 E1 CON302 E4 D301 B4 CE301 D4 C303 B3 R319 B2 R307 B4 R204 E2 REM301 D4 D302 B4 CE300 B2 C304 B2 C201 E2 R320 A2 R306 B3 R205 E2 VFD A3 CE302 A2 C305 B3 C202 E
17、2 R321 A2 R308 C4 R207 E3 C309 B1 ZD301 B2 CE304 D2 C306 D4 C203 E2 R309 C4 R206 E2 C311 C4 ZD303 A2 CE303 A3 C307 B4 C204 E2 R322 A2 R310 C4 R200 E1 C312 C4 U302B E3 C308 B4 C205 E2 R323 A2 R311 B3 R209 E3 C314 D1 C317 E4 DV33 LED- GND AGNDGND +6V +6V -12V MIC -12V -12V-24V -24V AC1 DATA -24V +12V
18、AC2 CLK POWER_K LED+ GND -24V DV33 IR MIC CLK AGND +12V DATA CS LED- GNDAGNDGNDAGND AC2 CS +5V +5V IR POWER_K +6V +12V +12V DV33 +5V -24V J3 0 R34112 C200 0.1u C204 100p + CE303 3.3uF/50V + CE304 22uF/50V R305 10K C203 100p R312 2.2K CON301 CON12(2.0) 1 2 3 4 5 6 7 8 9 10 11 12 C310 0.1u R3271K VFDV
19、FD-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 K303 OPEN/CLOSE J1 0 R2103.3K C201 0.1u R302100 R338 1K R303 10K Q306 3904 R304 10K R204 4.7K R30910K C315 47
20、p Q300 3904. R2021K C302 100p R323 10K R20551K R311 2.2K R326470 + - U302B NJM4558 5 6 7 84 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 SW1 SW2 SW3 SW4 SDout SDin GND SCLK /CS KEY1 KEY2 KEY3 KEY4 VDD SEG1/K1 S
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