CCE-MDK555-cs-sm维修电路原理图.pdf
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1、 Service Manual Model MD-K555 Customer: WalMart CODE: 1.01.52251.56 _ Approved Signature RadioFans.CN 收音机爱 好者资料库 MD-K555 INDEX 1. PRODUCT SPECIFICATION 2. PACKAGING BOX 3. TECHNICAL SPECIFICATION 4. CALIBRATION SCRIPT 5. MATERIAL LIST 6. ELECTRICAL SCHEME 6.1 FRONTAL PCB 6.2 LATERAL PCB 6.3 CD PCB 6
2、.4 DECK PCB 6.5 REMOTE CONTROL PCB 7. SILKTOP AND SOLDERS 7.1 MAIN PCB 7.2 CD PCB 7.3 DECK PCB 7.4 REMOTE CONTROL PCB 8. EXPLODED VIEW 9. SPEAKERS TECHNICAL SPECIFICATION 9.1 PRODUCT MODEL 9.2 EXPLODED VIEW AND MATERIAL LIST RadioFans.CN 收音机爱 好者资料库? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?
3、? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?Fl. 3/3Esc. S/EMD-K555 MD-K555 3. TECHNICAL SPECIFICATION AMPLIFICADOR AMPLIFIER ENTRADA: AUX./ VIDEO = 1KHz ALIMENTAO: 120VAC INPUT: AUX./ VIDEO = 1
4、KHz POWER SOURCE: 120VAC SADA: CARGAS 8 OHMS OUTPUT: OUT LOAD 8 OHMS N TEM ITEM CONDIES CONDITIONS VALOR TPICO TYPI CAL VALUE VALOR LIMITE LIMIT VALUE 1 POTNCIA DE SADA POWER OUTPUT 1KHz 0dBV 10% THD 18 + 18 W 12 + 12 V 18,5 +18,5 W 12,2 + 12,2V 2 DISTORO DISTORTION 1KHz 0dBV, CARGA 2V 2V OUTPUT LOA
5、D , FLAT 2% 3% 3 SENSIBILIDADE DE ENTRADA INPUT SENSITIVITY 1KHz 0dBV VOLUME MAXIMO MAXIMUM VOLUM 100 mV 150 mV 4 RUDO RESIDUAL RESIDUAL NOISE ENTRADA CURTO-CIRCUITADA VOLUME MN. MIC. VOL. MIN INPUT SHORTED MIN. VOL MIC. VOL. MIN. 1 mV 10 mV 5 NVEL DE RUDO LEVEL NOISE ENTRADA CURTO-CIRCUITADA VOLUME
6、 MAX. MIC. VOL. MIN INPUT SHORTED MAX. VOL MIC. VOL. MIN. 10 mV 100 mV -3dB UP 40 kHz 10 kHz 6 RESPOSTA EM FREQUNCIA FREQUENCY RESPONSE 1KHz 0dBV CARGA 2V 2V OUTPUT LOAD , FLAT -3dB DOWN 30 Hz 15 Hz 7 SEPARAO DE CANAIS CHANNEL SEPARATION 1KHz 0dBV, CARGA 2V 2V OUTPUT LOAD , FLAT 45 dB 38 dB 8 GANHO
7、Av DO AMPLIFICADOR AMPLIFIER Av 1KHz 0dBV, CARGA 2V 2V OUTPUT LOAD , FLAT 38 dB 5 dB 9 RELAO SINAL/ RUDO SIGNAL NOISE RELATION 1KHz 0dBV, CARGA 2V 2V OUTPUT LOAD , FLAT 40 dB 30 dB MODO STBY STBY MODE W W MEIO VOLUME - 1KHz 0dB HALF VOLUM W W 10 POTNCIA DE CONSUMO POWER CONSUMER VOLUME MXIMO - 1KHz
8、0dB MINIMUM VOLUM 60W 66W MD-K555 RDIO FM FM RADIO NVEL PADRO DE ENTRADA STANDARD INPUT LEVEL MODULAO MODULATION ANTENA ANTENNA IMPEDNCIA DE ENTRADA IMPEDANCE OF IMPUT 60dB MONO: 1kHz, DESVIO: 75kHz MONO: 1KHz, DEVIATION: 75kHz ESTREO: L + R, 37,5kHz STEREO: L + R , 37,5kHz PILOTO: 7,5kHz PILOT : 7,
9、5kHz DUMMY DA VI ACOPLAGEM DIRETA DIRECT COUPLING PONTO DE MEDIO: SADA DO RDIO MEASUREMENT POINTS: OUTPUT RADIO 50 OHMS N N ITEM ITEM CONDIES CONDITION VALOR TPICO TYPICAL VALUE VALOR LIMITE LIMIT VALUE MNIMO MINIMUM 87,5 MHz 87,5 MHz 1 FAIXA DE SINTONIA TUNNING RANGER MXIMO MAXIMUM 108,1 MHz 108,1
10、MHz 90,1MHz 24 dB 30 dB 98,1MHz 24 dB 30 dB 2 SENSIBILIDADE USUAL 30dB S/N USABLE SENSITIVITY 106,1MHz 24 dB 30 dB 3 REL. SINAL/RUDO SIGNAL / NOISE 98,1MHz 50 dB 30 dB 4 DISTORO DISTORTION 98,1MHz 2 % 3 % 5 REJEIO DE IMAGEM IMAGE REJECTION 98.1MHz 35 dB 15 dB 100 Hz 1 dB 3 dB 6 RESPOSTA DE FREQUNCIA
11、 FREQUENCY RESPONSE 98.1MHz 1kHz 6 KHz -5 dB -7 dB 90.1MHz 20 dB 35 dB 98,1MHz 20 dB 35 dB 7 PARADA DO AUTO SCAM AUTO-STOP LEVEL 106.1MHz 20 dB 35 dB 8 SEPARAO DE CANAIS CHANNEL SEPARATION 98,1MHz 20 dB 15 dB ON 20 dB 26 dB 9 SENSIBILIDADE DO INDICADOR ESTREO STEREO INDICATION SENSITIVITY 98,1MHz 1K
12、Hz OFF 20 dB 26 dB 10 REJEIO DE FI FI REJECTION 98,1MHz 60 dB 80 dB UP 100 kHz 300 kHz 11 ATUAO DO AFC AFC ATUACTION 98,MHz DOWN 100 kHz 300 kHz MD-K555 RDIO AM AM RADIO NVEL PADRO DE ENTRADA: 74dBV, MODULAO 30% 400Hz, ANTENA LOOP STANDARD INPUT LEVEL : 74dBV, MODULATION: 30% 400Hz, ANTENNA LOOP N N
13、 ITEM ITEM CONDIES CONDITION VALOR TPICO TYPICAL VALUE VALOR LIMITE LIMIT VALUE 600kHz 70 dB 72 dB 1000kHz 65 dB 70 dB 1 SENSIBILIDADE USUAL 20dB S/N USABLE SENSITIVITY 1400kHz 65 dB 70 dB 2 REL. SINAL/RUDO SIGNAL / NOISE 1000Hz 30 dB 25 dB 3 AGC AGC 1000kHz 50 dB 60 dB 4 DISTORO DISTORTION 1000kHz
14、0.8% Stby On0V - Stby On+5V - Stby Off+5V - Stby OffFS503 e FS504 ERA 1.6A/250V - ACRESCENTAR D521 e D522 1N4148FS503 e FS504 ERA 1.6A/250V - ACRESCENTAR D521 e D522 1N4148INCLUIDO SERIES MD-K555C, MD-K555BL A,B, A-650, A-650BLINCLUIDO SERIES MD-K555C, MD-K555BL A,B, A-650, A-650BLA-650 - A-650BLA-6
15、50 - A-650BLMD-K555 A,B,C - MD-K555BL A,B,CMD-K555 A,B,C - MD-K555BL A,B,C23/04/0423/04/04D DPARA CD C/ MP3 USA-SE R417 e R418 18KPARA CD C/ MP3 USA-SE R417 e R418 18KPARA CD 10/3 USA-SE R417 e R418 47K PARA CD 10/3 USA-SE R417 e R418 47K PARA CD PHONIC USA-SE R417 e R418 12KPARA CD PHONIC USA-SE R4
16、17 e R418 12K09/10/0309/10/03SEPARDO O TRAFO DE FORCA DO PCI CONJUNTOSEPARDO O TRAFO DE FORCA DO PCI CONJUNTOC C2 21 14 43 31 11 1ACRESCENTAR R530 E R531 DE 1R_1/2WACRESCENTAR R530 E R531 DE 1R_1/2WR1902 ERA 150R / VR1901 ERA 100R / R1901 ERA 330R / ACERTO DO CIRCUITOR1902 ERA 150R / VR1901 ERA 100R
17、 / R1901 ERA 330R / ACERTO DO CIRCUITOB B26/05/0326/05/0320/05/0320/05/03THIAGOTHIAGOTHIAGOTHIAGOTHIAGOTHIAGOTHIAGOTHIAGOA AR618 ERA 1K / ACERTO DA LINHA DO CONECTOR DE GRAVACAOR618 ERA 1K / ACERTO DA LINHA DO CONECTOR DE GRAVACAO1.00.52251.021.00.52251.02SERIE MD-K600 ASERIE MD-K600 A1.52.10269.99
18、REFERENTE :1.52.10269.99 REFERENTE :12/05/0312/05/03CIRCUITO USADO PARA DECK APEX 1.52.10269.99CIRCUITO USADO PARA DECK APEX 1.52.10269.99SERIE MD-K555 ASERIE MD-K555 APARA MONTAGEM DO DECK APEXPARA MONTAGEM DO DECK APEXCICUITO OPCIONAL USADOCICUITO OPCIONAL USADO2 21 1AC INAC IN* * = fixado ao diss
19、ipador* = fixado ao dissipadorPCI JACK PHONEPCI JACK PHONE17/01/0317/01/0317/01/0317/01/03M MGND2GND2GND2GND2GND2GND2GND2GND2GND2GND2GND2GND2GND2GND2GND2GND2GND2GND2GND2GND2ROBERTOROBERTO2 21 1LATERAL PCB ELECTRIC SCHEMATICLATERAL PCB ELECTRIC SCHEMATICESQUEMA ELETRICO PCI LATERALESQUEMA ELETRICO PC
20、I LATERAL9 98 87 76 61 15 54 43 32 29 98 86 65 54 43 32 21 17 711111010THIAGOTHIAGOTHIAGOTHIAGOCN701/CCN701/CDO CDDO CDALIMENTACAOALIMENTACAOGNDGNDAUXAUXR RL L3 32 21 1A_GNDA_GND13V13V10V10VA_GNDA_GND* * * *+5V+5V+5V+5V+5V+5V+5V+5V+5V+5V+5V+5V+5V+5V+5V+5V+5V+5V+5V+5VGNDGNDCDCDR RL L3 32 21 1A_GNDA_G
21、NDD_GNDD_GNDA_GNDA_GNDA_GNDA_GNDA_GNDA_GNDA_GNDA_GNDA_GNDA_GNDA_GNDA_GNDA_GNDA_GNDA_GNDA_GNDA_GNDA_GND+ + + + + + + + + + +5 54 42 23 37 78 81 1+ + + + + + + + + + + + + + + + + + + +28282727262625252424232322222121202019191818171716161515141413131111121210109 98 87 76 65 54 43 32 21 1+ + + + + + +
22、+ + + + + + + + + + + + + + + +VERIF.VERIF.A1A1mmmmememdimensoesdimensoesPROJECAOPROJECAODISCRIMINACAODISCRIMINACAODATADATAVISTOVISTOCOD.COD.N.N.TOL.TOL.TOL.TOL.MOD.MOD.ACAB.ACAB.ESC.ESC.MAT.MAT.DATADATAPROJ.PROJ.DES.DES.NOMENOMEP.A.P.A.ALT.ALT.TITLE:TITLE:TITULO:TITULO:TRAY+TRAY+5VB+5VB+5VB+5VB+5VA
23、+5VA+5VA+5VACDM_POSCDM_POSCAR-CAR-CAR-CAR-VDD1VDD1VDD1VDD1VDD1VDD1R_OUTR_OUTL_OUTL_OUTD5D5VA4VA4VA4VA4VA4VA4SPIN-SPIN-SLEDGE+SLEDGE+F+F+SLEDGE-SLEDGE-SPIN+SPIN+D2D21/2VCC1/2VCCMONMOND3D3HOME_SWHOME_SWLDLDSDASDASCLSCLVA3VA3VA3VA3VA3VA3R-R-STATUSSTATUSF-F-VA2/2VA2/2VA2/2VA2/2VA2/2VA2/2VA2/2VA2/2VDACVD
24、ACVDACVDACD1D1+5V+5V+5V+5VD4D4VA5VA5VA5VA5VA5VA5VA5VA5VA2VA2VA2VA2R+R+VDD2VDD2VDD2VDD2GNDGNDGNDGNDGNDGNDGNDGNDGNDGNDVD3V3VD3V3VD3V3VD3V3CDRWCDRWCDRWCDRWTRAY-TRAY-VA1VA1VA1VA1VA1VA1RESETRESET+5V+5VCAR+CAR+CAR+CAR+CAR_POSCAR_POS100n100n10R10R100n100n1K51K51K51K5100n100n1K51K5100n100n10R10R1K51K547K47K
25、8n28n2BC846BBC846B100n100n22n22n10K10K100uF/16V100uF/16V2R22R222K22K100R100R2R22R22R22R2OPENOPENCLOSECLOSE8n28n28n28n2100K100KBZX79C3V3BZX79C3V310n10n22K22K100R100R10K10K10K10K220p220p150p150p1n51n522K22K22n22n47uF/25V47uF/25V220p220p10K10K4K74K710K10K22n22n1K1K1K1KCLOSECLOSEOPENOPEN100uF/16V100uF/1
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