Mitsubishi MOTORS CV-0MW7G21-7 Service Manual Download Page 1

SERVICE MANUAL

MITSUBISHI ELECTRIC CORP. SANDA WORKS

Your company internal use only.

Copyright (C) Mitsubishi Electric Corporation.

SE027709123E  Ver.ppt11E

CV-0MW7G21-7,8

MITSUBISHI MOTORS

POWER AMPLIFIER

CONTENTS

● FEATURES and SPECIFICATIONS..................................................2

● CONNECTORS .......................................................................................3
● SYSTEM CONFIGURATION ..............................................................4

● BLOCK DIAGRAM .................................................................................5

● DISASSEMBLING PROCEDURES ...................................................6

● PARTS LIST..............................................................................................7

● ELECTRICAL PARTS LIST .......................................................8~12

● PARTS LAYOUT ON PRINTED CIRCUIT BOARD ............13,14

● SCHEMATIC DIAGRAM .....................................................................15
● VOLTAGE ..........................................................................................16,17

● WAVEFORM ............................................................................................18

2010 Mar.

Model : 

CV-0MW7G21-7 / CV-0MW7G21-8

MELCO Code : 

34R036 / 34R037

PART No. : 

8701A309 / 8701A350

Summary of Contents for CV-0MW7G21-7

Page 1: ...SUBISHI MOTORS POWER AMPLIFIER CONTENTS FEATURES and SPECIFICATIONS 2 CONNECTORS 3 SYSTEM CONFIGURATION 4 BLOCK DIAGRAM 5 DISASSEMBLING PROCEDURES 6 PARTS LIST 7 ELECTRICAL PARTS LIST 8 12 PARTS LAYOUT ON PRINTED CIRCUIT BOARD 13 14 SCHEMATIC DIAGRAM 15 VOLTAGE 16 17 WAVEFORM 18 2010 Mar Model CV 0MW7G21 7 CV 0MW7G21 8 MELCO Code 34R036 34R037 PART No 8701A309 8701A350 ...

Page 2: ...2Ω Rear Door Speaker drive Differential signal input circuit input Front 2ch of H U DSP circuit Auto Loudness Bass Treble Middle Volume Fader Balance Surround Fix EQ Test tone Input Output limiter Beep sound Guide voice control Others Diagnostic facility DC offset detector High temperature detector Out of supply voltage short Out of GND short SPECIFICATIONS Distortion 0 5 max at 0 5W S N 55dB min ...

Page 3: ...Lo 11 BATTERY 3 12 BATTERY 4 BATTERY 13 DATA 5 GND 14 DATA S GND 6 15 GND 7 Woofer 1 16 GND 8 Woofer 2 17 Woofer 1 9 FL Lo 18 Woofer 2 Power supply Speaker and H U Communication 18P Connector Speaker and Voice Input 14P Connector Speaker and Voice Input 14P Connector PinNo Signal Name PinNo Signal Name 1 FL M H 8 FR M H 2 FR M H 9 FL IN 3 FL IN 10 FR IN 4 P ON 11 FR IN 5 RR 12 FRONT IN S GND 6 RL ...

Page 4: ...4 Your company internal use only Copyright C Mitsubishi Electric Corporation CV 0MW7G21 7 8 SYSTEM CONFIGURATION ...

Page 5: ...5 Your company internal use only Copyright C Mitsubishi Electric Corporation CV 0MW7G21 7 8 BLOCK DIAGRAM ...

Page 6: ...tightens Ⓑ afterwards 3 M001 and M002 are installed in the set united according to the procedure of 2 4 M003 is installed DISASSEMBLING PROCEDURES This part is not cut Ⓒ x 5 Ⓑ x 3 Ⓑ M004 HEAT SINK SUB M005 ASSY CHASSIS Ⓑ x 9 Ⓐ Ⓐ x 2 M002 CHASSIS F M001 CHASSIS R Ⓐ x 2 M003 HEAT SINK MAIN Ⓓ x 6 Ⓑ At the installation of M002 Insert it after confirming there is surely the hook Be careful not to trans...

Page 7: ...T SCREW TAP 3X6 669L077O2 D SCREW S PAN 3X16 653P11052 C SCREW S PAN 3X10 653P11048 B SCREW S PAN 3X6 653P11046 A P 6 ASSY CHASSIS 891J06810 M005 P 6 HEAT SINK SUB 635K06610 M004 P 6 HEAT SINK MAIN 635J08910 M003 P 6 CHASSIS F 560J33311 M002 P 6 CHASSIS R 560J32611 M001 Page Parts Name Parts No Ref No ...

Page 8: ...C CERAMIC CHIP GRM188B11C104KA01D B 16V 104K 1608 N930L72217 C568 172P210O8 C STACKED METAL TAPE ECQV1H224B46 50V 224J N930L72217 C337 141L164O6 C CERAMIC CHIP GRM188B11C104KA01D B 16V 104K 1608 N930L72217 C569 172P210O8 C STACKED METAL TAPE ECQV1H224B46 50V 224J N930L72217 C338 141L164O6 C CERAMIC CHIP GRM188B11C104KA01D B 16V 104K 1608 N930L72217 C570 172P210O8 C STACKED METAL TAPE ECQV1H224B46 ...

Page 9: ...851 263P02510 IC TAPE MM1185BFFE SYSTEM RESET N930L72217 C853 141L164O6 C CERAMIC CHIP GRM188B11C104KA01D B 16V 104K 1608 N930L72217 IC901 266P61410 IC TAPE LF33ABPT 3 3V REG N930L72217 C854 141L164O6 C CERAMIC CHIP GRM188B11C104KA01D B 16V 104K 1608 N930L72217 IC903 263P23533 IC TAPE S 812C33AUA C2NT2G REGULATOR 3 3V N930L72217 C901 181P135O4 C ELECTROLYTIC TAPE UVR1V101MED1TA 35V 101M N930L72217...

Page 10: ...004 260M061O6 TRANSISTOR CHIP 2SA1037AKT146R N930L72217 R312 103P503O3 R CHIP RMC1 16472FTP 1 10W 472F 1608 N930L72217 Q005 260M061O5 TRANSISTOR CHIP 2SC2412K T146 S N930L72217 R313 103P504O4 R CHIP RMC1 16393FTP 1 10W 393F 1608 N930L72217 Q006 260M061O2 TRANSISTOR CHIP DTC124EKAT146 N930L72217 R314 103P503O3 R CHIP RMC1 16472FTP 1 10W 472F 1608 N930L72217 Q501 260M061O2 TRANSISTOR CHIP DTC124EKAT...

Page 11: ...7 R549 103P503O2 R CHIP RMC1 16392FTP 1 10W 392F 1608 N930L72217 R685 103L293O4 R CHIP RMC1 16562JTP 1 10W 562J 1608 N930L72217 R550 103P503O2 R CHIP RMC1 16392FTP 1 10W 392F 1608 N930L72217 R686 103L293O4 R CHIP RMC1 16562JTP 1 10W 562J 1608 N930L72217 R551 103P503O2 R CHIP RMC1 16392FTP 1 10W 392F 1608 N930L72217 R687 103L293O4 R CHIP RMC1 16562JTP 1 10W 562J 1608 N930L72217 R552 103P503O2 R CHI...

Page 12: ...JTP 1 10W 102J 1608 N930L72217 R906 103L292O5 R CHIP RMC1 16102JTP 1 10W 102J 1608 N930L72217 R949 103L299O9 R CHIP RMC1 16JTP 1 10W 0 1608 N930L72217 R951 103L292O6 R CHIP RMC1 16122JTP 1 10W 122J 1608 N930L72217 R952 103L299O9 R CHIP RMC1 16JTP 1 10W 0 1608 N930L72217 R953 103L292O5 R CHIP RMC1 16102JTP 1 10W 102J 1608 N930L72217 R954 103L291O3 R CHIP RMC1 16101JTP 1 10W 101J 1608 N930L72217 R95...

Page 13: ... R0B1 Q951 L361 Q952 L362 R317 Q953 Q954 R318 R511 R512 IC651 R901 L371 IC652 R902 L372 R903 L373 R904 R905 P001 R906 P002 P003 IC851 R331 R332 R333 R334 R335 R8A1 R336 R8A2 R337 R8A3 R338 C301 C302 C303 C304 C305 D881 R537 C307 R538 C308 R8B1 R539 C309 R8B2 R8B3 C501 C502 C503 R540 C310 C504 C311 C312 C313 C314 C0B1 C315 R351 C316 R352 C317 R353 C318 R354 R549 C319 IC681 R355 R356 R357 R358 C511 ...

Page 14: ...0 R689 D012 D013 D014 D015 R690 R691 R692 R693 R694 C692 C693 C694 C695 R309 R310 R311 R312 R313 R314 R315 R509 R0B2 R316 R0B3 R319 R320 R321 R322 R323 R324 R325 R326 R521 R522 R523 R524 R525 R526 R527 R528 R529 R530 R531 R532 R533 R534 R535 R536 C306 R541 C505 R542 R543 R544 R545 R546 R547 R548 C905 C907 R949 R562 R563 R564 R565 R566 R567 R568 R569 R570 R571 R572 R573 R198 R199 R581 R582 R583 R58...

Page 15: ...1 C914 2 1 C909 2 1 2 1 C906 2 1 C905 2 1 C908 2 1 C907 2 1 C808 2 1 C807 2 1 C801 2 1 2 1 C915 2 1 C851 2 1 2 1 C854 2 1 C809 2 1 C805 2 1 C806 2 1 C374 2 1 C371 2 1 C375 2 1 C372 2 C373 C331 2 1 C3G1 2 1 C337 2 1 C339 2 1 C357 2 1 2 1 C338 2 C358 2 1 C336 2 1 C335 2 1 2 1 C353 2 1 C355 2 1 2 1 C334 2 1 C354 2 1 C960 2 1 C515 2 1 C514 2 C958 2 1 2 1 2 1 C953 2 1 C325 2 1 C323 2 1 C321 2 1 C319 2 ...

Page 16: ...3 3 72 Not Used 0 0 22 DVSS 0 0 23 POWER MUTE1 POWER IC MUTE output TDA7560 0 0 73 Not Used 0 0 23 CLKO1 1 6 24 ALL MUTE MUTE output 3 3 74 Not Used 0 0 24 CLKO2 0 0 25 Not Used 0 0 75 DSP1 DRDY DRDY input of DSP1 AK7730 0 0 25 XTO 1 3 26 Not Used 0 0 76 DAC PDN DAC IC ON OFF output 3 3 26 XTI 1 3 27 I2C SCL POWER IC DAC POWER IC DAC IC communication I2C 3 3 77 Not Used 0 0 27 DVSS 0 0 28 I2C SDA ...

Page 17: ...0 19 CCLK SCL 3 3 19 FR M H 6 3 19 IN2 6 6 19 IN2 6 6 20 CS 0 0 20 CDTI SDA 3 3 20 Vcc2 13 2 20 IN2 6 6 20 IN2 6 6 21 DVDD 3 3 21 CSN CAD1 0 0 21 FL M H 6 3 21 VCC2 13 2 21 VCC2 13 2 22 DVSS 0 0 22 DCLK 0 0 22 MUTE 4 3 22 OUT2 6 7 22 OUT2 6 7 23 CLKO1 0 0 23 DSDL4 0 0 23 FL M H 6 3 23 0 0 23 0 0 24 CLKO2 0 0 24 DSDR4 0 0 24 P GND 0 0 24 OUT2 6 7 24 OUT2 6 7 25 XTO 1 3 25 DSDL1 0 0 25 HSD 13 2 25 P...

Page 18: ...easurement points IC331 PCB AMP IC331 PCB AMP IC371 PCB AMP CH1 17pin LRCLK_O CH1 25pin XTO CH1 19pin CCLK SCL CH2 16pin BITCLK_O CH2 20pin CDTI SDA CH1 CH1 CH1 CH2 CH2 IC371 PCB AMP IC801 PCB AMP IC331 PCB AMP CH1 13pin SDTI4 CH1 11pin XOUT CH1 23pin CLKO1 CH2 14pin SDTI1 CH3 15pin SDTI2 CH4 16pin SDTI3 CH1 CH1 CH1 CH2 CH3 CH4 P002 PCB AMP CH1 13pin DATA CH1 ...

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