Mitsubishi MOTORS DY-1MW7U53 Service Manual Download Page 1

Model :

DY-1MW7U53

SERVICE  MANUAL

AM / FM-ST (MW / LW / FM-ST) ELECTRONIC TUNING RADIO,

CD PLAYER

PART No:

 8701A113

DY-1MW7U53

SE012006113E

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

OPERATION .................................................. 3~5

RADIO DATA SYSTEM ...................................... 6

REAR VIEW and CONNECTORS ..................... 7

BLOCK DIAGRAM .............................................. 8

SYSTEM CONFIGURATION .............................. 8

DISASSEMBLING PROCEDURES .............. 9~11

EXPLODED VIEW and PARTS LIST ............... 12

For the mecha part, please refer to the service manual of 

CD7WMA(651)

(2005 JUN.).

IC EXPLANATION ...................................... 13~16

ELECTRICAL PARTS LIST ......................... 17,18

PARTS LAYOUT ON PRINTED CIRCUIT BOARD

   PCB-MAIN ............................................... 19,20

SCHEMATIC DIAGRAM

   PCB-MAIN .............................................. 21~25

VOLTAGE

............................................... 26,27

WAVEFORM ............................................... 28,29

2006 DEC.

MITSUBISHI MOTORS

Your company internal use only

Copyright (c) Mitsubishi Electric Corporation

MITSUBISHI ELECTRIC CORP. SANDA WORKS

CONTENTS

Summary of Contents for DY-1MW7U53

Page 1: ...N 8 DISASSEMBLING PROCEDURES 9 11 EXPLODED VIEW and PARTS LIST 12 For the mecha part please refer to the service manual of CD7WMA 651 2005 JUN IC EXPLANATION 13 16 ELECTRICAL PARTS LIST 17 18 PARTS LA...

Page 2: ...Store 6 AM stations and 6 FM sta tions AUS CHINA GCC and ROW only Auto Store function Store 6 AM stations and 6 FM sta tions EU only Tune control function Rotary Switch ATC function Control BASS and...

Page 3: ...Up Down Button Tune Up Down Button CD Disc Eject Button Repeat Button Random Button Fast Reverse Button Fast Forward Button Disc Up Down Button only when using 6CD changer Disc Load Button Volume Down...

Page 4: ...utton Auto Tune Up Down Button Tune Up Down Button CD Disc Eject Button Repeat Button Random Button Fast Reverse Button Fast Forward Button Disc Up Down Button only when using 6CD changer Disc Load Bu...

Page 5: ...nging Button Auto Tune Up Down Button Tune Up Down Button CD Disc Eject Button Repeat Button Random Button Fast Reverse Button Fast Forward Button Disc Up Down Button only when using 6CD changer Disc...

Page 6: ...ith this function the unit can keep the best receivable sta tion automatically among the same network as the current station when it becomes too weak and hard to listen Initial setting at purchase is...

Page 7: ...HANDS FREE 8 HANDS FREE GND 9 NAME Pin No 10 SWITCH PANEL GND 11 AMP POWER ON 12 AMP DATA GND 13 OPTION Lch 14 RSES AUX GND 15 RSES AUX Lch 16 17 TEL MUTE 18 NAME Pin No Panel Amp and AUX Input 18P C...

Page 8: ...4066 DAC AK4352 I2C RB531XN UART I F Woofer Woofer I2S I2S Sub DSP AK7730AVT 4Ch CD SPDIF 2nd LPF Steering Remote Control Amp TEL MUTE IC800 IC8C1 D201 FE101 IC307 IC204 IC202 J700 P801 P901 IC8C1 IC2...

Page 9: ...nscrew the two screws 3 3 Remove the BRACKET CD 4 Remove the FLAT CABLE 18P 5 Remove the CD7 Fig 2 DISASSEMBLING PROCEDURES 1 Removal of COVER See Fig 1 1 Unscrew the four screws 1 2 Remove the COVER...

Page 10: ...Unscrew the two screws 6 4 Remove the CHASSIS L 5 Unscrew the two screws 7 and three screws 8 6 Remove the CHASSIS R Fig 4 3 Removal of HEAT SINK See Fig 3 1 Unscrew the four screws 4 2 Remove the HEA...

Page 11: ...11 5 Removal of PCB MAIN See Fig 5 1 Unscrew the four screws 9 2 Unlatch the five hooks a 3 Remove the PCB MAIN Fig 5 9 3 A PCB MAIN a 9 A...

Page 12: ...5O3 SHEET A 3 M015 851L262O4 LABEL CAUT C 2 M016 940L01911 CD7WMA 950651 C 2 M017 591K51010 BRACKET CD C 1 M018 943M218O4 NAME CARD DY 1MW7U53 A 1 A 653P11046 SCREW S PAN 3X6 B 653P11048 SCREW S PAN 3...

Page 13: ...IN SW D SW B SW C 14 13 12 11 10 9 8 1 2 3 4 5 6 7 1 INHIBIT CONTROL VIN 2 5 VOUT 3 GND REFERENCE VOLTAGE TERM PROTECTION DRIVER CURRENT LIMIT DUMP PROTECTION START INHIBIT ERROR AMPLIFIER 5 7 3 1 4 8...

Page 14: ...SISTER CLOCK GEN COUNTER 8 bit I O RESISTER 8 SEN AMP LOGIC OUT P L A START STOP LOGIC 64 LATCH 1 2 3 A0 A1 A2 5 SDA 6 7 SCL TEST START STOP 2 2 2 2 2 2 26 8 4 V V 2 6 INPUT 1 7 OUTPUT 3 5 INPUT Refer...

Page 15: ...O1 CLKO2 SMODE LRCLK BITCLK S_RESET INIT_RESET EESEL EEST EESI EECK EECS EESO EEADR SWEE 48 47 46 45 41 43 42 2 3 4 5 37 6 36 26 25 AINL AINL AINR AINR VREFH VREFL VCOM JX0 SDIN4A SDIN3 JX1 SDIN2 JX2...

Page 16: ...5 IIS_OUT2 36 VDDQ2 37 VSSQ2 38 AF HOLD 39 AF SAMPL 40 DSP_IO3 41 PAUSE 42 DSP_RESET 43 RTCB 44 SHTCB 45 TSCAN 46 VDDQ3 47 VSSQ3 48 VDDD1 49 VSSS1 50 VSSS2 51 VDDD2 52 VSSS3 53 VSSS4 54 VSSS5 55 VSSS6...

Page 17: ...2 103L193O0 R CHIP 2 7k R124 151 etc 103L293O0 R CHIP 2 7k R107 301 etc 103L293O1 R CHIP 3 3k R820 103P503O1 R CHIP 3 3k R157 8B2 103L293O2 R CHIP 3 9k R112 113 etc 103L293O3 R CHIP 4 7k R229 361 etc...

Page 18: ...M24C04 WMN6TP IC800 262P57490 IC M30624MGP 349GP IC8A1 263P02511 IC MM1185AFFE IC102 266L065O9 IC NJM4565V TE1 IC21G 305 405 266L065O6 IC NJM4580V IC991 262P09733 IC S 818A33AUC BGN T2G IC204 263P2501...

Page 19: ...PCB MAIN PARTS LAYOUT ON PRINTED CIRCUIT BOARD MODEL DY 1MW7U53 PARTS SIDE 19...

Page 20: ...TO CD7 PCB MAIN PARTS LAYOUT ON PRINTED CIRCUIT BOARD MODEL DY 1MW7U53 PATTERN SIDE 20...

Page 21: ...21 Vol 1 Vol 2 Vol 3 Vol 4 PCB MAIN MODEL DY 1MW7U53 SCHEMATIC DIAGRAM...

Page 22: ...22 PCB MAIN MODEL DY 1MW7U53 Vol 1 SCHEMATIC DIAGRAM...

Page 23: ...23 PCB MAIN MODEL DY 1MW7U53 Vol 2 SCHEMATIC DIAGRAM...

Page 24: ...24 PCB MAIN MODEL DY 1MW7U53 Vol 3 SCHEMATIC DIAGRAM...

Page 25: ...25 PCB MAIN MODEL DY 1MW7U53 Vol 4 SCHEMATIC DIAGRAM...

Page 26: ...0 5 0 5 0 5 75 DSP RST RESET request to CDS O 0 5 0 5 0 5 25 SPDIF2 1 7 65 VDD OSC 3 3 26 Not Used 76 AF OK AF change request from RDS decoder I 0 5 0 5 0 5 26 66 AM R AM 1 6 27 SCL I2C clock output...

Page 27: ...0 24 6 6 25 XTO 25 0 0 26 XTI 0 0 3 3 26 0 8 5 6 27 DVSS 0 0 27 0 0 28 DVDD 3 3 29 SMODE 0 0 30 SO 0 0 5 Power supply 31 SI 0 0 3 3 PCB MAIN 32 SCLK 0 0 3 3 BATT ACC ILL 13 2V 33 RQ 0 0 3 3 E Emitter...

Page 28: ...UART PC RXD 5 0Vpp CH2 12PIN D MTS 4 2Vpp CH3 13PIN SCK 5 0Vpp Time axis 20us div Time axis 200us div CH4 15PIN MTS 5 0Vpp CH5 16PIN STM 5 0Vpp Time axis 100us div CH1 CH1 CH2 CH2 2 COM 4 COM IC800 PC...

Page 29: ...B MAIN CH1 11PIN XOUT 5 1Vpp CH2 13PIN XIN 4 9Vpp Time axis 50ns div Cycle CH2 10 0MHz CH1 CH2 7 CDSP IC204 PCB MAIN CH1 63PIN OSC IN 3 2Vpp CH2 64PIN OSC OUT 3 2Vpp Time axis 50ns div Cycle CH1 11 3M...

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