CCE-MDK555-cs-sm 电路图维修手册.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、 ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? RadioFans.CN 收音机爱好者资料库 ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?

4、 ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?

5、 ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?

6、 ? ? ? ? Fl. 3/3 Esc. S/E MD-K555 MD-K555 3. TECHNICAL SPECIFICATION AMPLIFICADOR AMPLIFIER ENTRADA: AUX./ VIDEO = 1KHz ALIMENTAO: 120VAC INPUT: AUX./ VIDEO = 1KHz POWER SOURCE: 120VAC SADA: CARGAS 8 OHMS OUTPUT: OUT LOAD 8 OHMS N TEM ITEM CONDIES CONDITIONS VALOR TPICO TYPI CAL VALUE VALOR LIMITE L

7、IMIT 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 LOAD , FLAT 2% 3% 3 SENSIBILIDADE DE ENTRADA INPUT SENSITIVITY 1KHz 0dBV VOLUME MAXIMO MAXIMUM VOLUM 100 mV 150 mV 4 RUDO RESIDUAL RESIDUAL NOI

8、SE 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 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

9、 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 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, CA

10、RGA 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 0dB MINIMUM VOLUM 60W 66W MD-K555 RDIO FM FM RADIO NVEL PADRO DE ENTRADA STANDARD INPUT LEVEL MODULAO MODULATION ANTENA ANTENNA IMPEDNCIA DE

11、 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 : 7,5kHz DUMMY DA VI ACOPLAGEM DIRETA DIRECT COUPLING PONTO DE MEDIO: SADA DO RDIO MEASUREMENT POINTS: OUTPUT RADIO 50 OHMS N N ITEM ITEM CONDIE

12、S 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 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

13、/ 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 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

14、 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 1KHz 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

15、 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 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

16、 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 0.8% Stby On0V - Stby On +5V - Stby Off+5V - Stby Off FS503 e FS504 ERA 1.6A/250V - ACRESCENTAR D521 e D522 1N4148FS503 e FS504 ERA 1.6A/250

17、V - ACRESCENTAR D521 e D522 1N4148 INCLUIDO SERIES MD-K555C, MD-K555BL A,B, A-650, A-650BLINCLUIDO SERIES MD-K555C, MD-K555BL A,B, A-650, A-650BL A-650 - A-650BLA-650 - A-650BL MD-K555 A,B,C - MD-K555BL A,B,CMD-K555 A,B,C - MD-K555BL A,B,C 23/04/0423/04/04D D PARA CD C/ MP3 USA-SE R417 e R418 18KPAR

18、A CD C/ MP3 USA-SE R417 e R418 18K PARA 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 R417 e R418 12K 09/10/0309/10/03SEPARDO O TRAFO DE FORCA DO PCI CONJUNTOSEPARDO O TRAFO DE FORCA DO PCI CONJUNTOC C 2 2 1 1 4 4 3 3 1

19、1 1 1 ACRESCENTAR R530 E R531 DE 1R_1/2WACRESCENTAR R530 E R531 DE 1R_1/2W R1902 ERA 150R / VR1901 ERA 100R / R1901 ERA 330R / ACERTO DO CIRCUITOR1902 ERA 150R / VR1901 ERA 100R / R1901 ERA 330R / ACERTO DO CIRCUITO B B26/05/0326/05/03 20/05/0320/05/03THIAGOTHIAGO THIAGOTHIAGO THIAGOTHIAGO THIAGOTHI

20、AGO A AR618 ERA 1K / ACERTO DA LINHA DO CONECTOR DE GRAVACAOR618 ERA 1K / ACERTO DA LINHA DO CONECTOR DE GRAVACAO 1.00.52251.021.00.52251.02 SERIE MD-K600 ASERIE MD-K600 A 1.52.10269.99 REFERENTE :1.52.10269.99 REFERENTE : 12/05/0312/05/03 CIRCUITO USADO PARA DECK APEX 1.52.10269.99CIRCUITO USADO PA

21、RA DECK APEX 1.52.10269.99 SERIE MD-K555 ASERIE MD-K555 A PARA MONTAGEM DO DECK APEXPARA MONTAGEM DO DECK APEX CICUITO OPCIONAL USADOCICUITO OPCIONAL USADO 2 2 1 1 AC INAC IN * * * = fixado ao dissipador* = fixado ao dissipador PCI JACK PHONEPCI JACK PHONE 17/01/0317/01/03 17/01/0317/01/03 M M GND2G

22、ND2 GND2GND2GND2GND2 GND2GND2GND2GND2 GND2GND2 GND2GND2 GND2GND2 GND2GND2GND2GND2 ROBERTOROBERTO 2 2 1 1 LATERAL PCB ELECTRIC SCHEMATICLATERAL PCB ELECTRIC SCHEMATIC ESQUEMA ELETRICO PCI LATERALESQUEMA ELETRICO PCI LATERAL 9 9 8 8 7 7 6 6 1 1 5 5 4 4 3 3 2 2 9 9 8 8 6 6 5 5 4 4 3 3 2 2 1 1 7 7 1111

23、1010 THIAGOTHIAGO THIAGOTHIAGO CN701/CCN701/C DO CDDO CD ALIMENTACAOALIMENTACAO GNDGNDAUXAUX R R L L 3 3 2 2 1 1 A_GNDA_GND 13V13V 10V10V A_GNDA_GND * * * * * * +5V+5V +5V+5V +5V+5V +5V+5V +5V+5V +5V+5V +5V+5V +5V+5V +5V+5V+5V+5V GNDGNDCDCD R R L L 3 3 2 2 1 1 A_GNDA_GND D_GNDD_GND A_GNDA_GNDA_GNDA_

24、GND A_GNDA_GND A_GNDA_GNDA_GNDA_GND A_GNDA_GND A_GNDA_GND A_GNDA_GND A_GNDA_GND + + + + + + + + + + + + + + + + + + + + 5 5 4 4 2 2 3 3 7 7 8 8 1 1 + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + 28282727262625252424232322222121202019191818171716161515 1414131311111212101

25、09 98 87 76 65 54 43 32 21 1 + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + VERIF.VERIF. A1A1 mmmmememdimensoesdimensoes PROJECAOPROJECAO DISCRIMINACAODISCRIMINACAODATADATAVISTOVISTO COD.COD. N.N.TOL.TOL.TOL.TOL. MOD.MOD. ACAB.ACAB. ESC.ESC. MAT.MAT.DATADATA PR

26、OJ.PROJ. DES.DES. NOMENOME P.A.P.A.ALT.ALT. TITLE:TITLE: TITULO:TITULO: TRAY+TRAY+ +5VB+5VB +5VB+5VB +5VA+5VA +5VA+5VA CDM_POSCDM_POS CAR-CAR- CAR-CAR- VDD1VDD1 VDD1VDD1 VDD1VDD1 R_OUTR_OUT L_OUTL_OUT D5D5 VA4VA4 VA4VA4 VA4VA4 SPIN-SPIN- SLEDGE+SLEDGE+ F+F+ SLEDGE-SLEDGE- SPIN+SPIN+ D2D2 1/2VCC1/2VC

27、C MONMON D3D3 HOME_SWHOME_SW LDLD SDASDA SCLSCL VA3VA3 VA3VA3 VA3VA3 R-R- STATUSSTATUS F-F- VA2/2VA2/2 VA2/2VA2/2 VA2/2VA2/2 VA2/2VA2/2 VDACVDAC VDACVDAC D1D1 +5V+5V +5V+5V D4D4 VA5VA5 VA5VA5 VA5VA5VA5VA5 VA2VA2 VA2VA2 R+R+ VDD2VDD2 VDD2VDD2 GNDGND GNDGND GNDGND GNDGND GNDGND VD3V3VD3V3 VD3V3VD3V3 C

28、DRWCDRW CDRWCDRW TRAY-TRAY- VA1VA1 VA1VA1 VA1VA1 RESETRESET +5V+5V CAR+CAR+ CAR+CAR+ CAR_POSCAR_POS 100n100n 10R10R 100n100n 1K51K51K51K5 100n100n 1K51K5 100n100n 10R10R 1K51K5 47K47K 8n28n2 BC846BBC846B 100n100n 22n22n 10K10K 100uF/16V100uF/16V 2R22R2 22K22K 100R100R 2R22R2 2R22R2 OPENOPEN CLOSECLO

29、SE 8n28n2 8n28n2 100K100K BZX79C3V3BZX79C3V3 10n10n 22K22K 100R100R 10K10K10K10K 220p220p 150p150p 1n51n5 22K22K 22n22n 47uF/25V47uF/25V 220p220p 10K10K 4K74K7 10K10K 22n22n 1K1K 1K1K CLOSECLOSE OPENOPEN 100uF/16V100uF/16V 22n22n 4K74K7 47p47p 33K33K 27K27K 1K1K TZA1025TZA1025 1N40041N4004 OPC.OPC.

30、100n100n OPC.OPC. 4n74n7 100n100n 22K22K 22n22n 4n74n710n10n 1K1K33K33K 33K33K1K1K 22n22n 22n22n 330R330R 22n22n 100uF/16V100uF/16V 10K10K 1K1K 3K93K9 10K10K 22n22n 33p33p33p33p 220p220p 1K1K 4n74n7 10K10K 22K22K 10n10n 10R10R 10K10K 1K1K 220p220p 220p220p 220p220p 220p220p 1K1K 15K15K 100n100n 1K1K

31、 33K33K OPC.OPC. 1K1K 47K47K 47K47K OPC.OPC. OPC.OPC. 10n10n 1K1K OPC.OPC. 10K10K 1K1K OPC.OPC. 100n100n OPC.OPC. 22n22n 22n22n opc.opc. 220p220p 10n10n OPC.OPC. 10R10R 100uF/16V100uF/16V 22n22n 8,4672MHz8,4672MHz 22n22n 100uF/16V100uF/16V 1K1K OPC.OPC. 4n74n7 47uF/25V47uF/25V 22K22K 1K21K21K21K2 1R

32、1R 2R22R2 8n28n2 12K12K 12K12K 39K39K 1K1K 1K1K 5K65K6 1K1K 100uF/16V100uF/16V 10K10K 10K10K 10K10K 100uF/16V100uF/16V 220K220K OPC.OPC. BC856BBC856B TDA7073ATTDA7073AT TDA7073ATTDA7073AT 2R22R2 BC817/25BC817/25 10n10n SAA7325SAA7325 NE4558NNE4558N NE4558NNE4558N BC327/25BC327/25 OPC.OPC. 22K22K 100R100R 1K1K OPC.OPC. 100uF/16V100uF/16V 22K22K 1n51n5 22K22K 150p150p 15K15K 2K22K2 OPC.OPC. 2