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Mitsubishi DY-6MW7U53-2, Service Manual, Page: 8 / 29

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Mitsubishi DY-6MW7U53-2 Service Manual Download Page 8

8

BLOCK DIAGRAM

RDS

Single-END

Cereal

18pin

CD L,R

AM
FM

20pin

Antenna(Main)

Diversity
Circuit

World Band Tuner

(179E-2AF)

HANDS-FREE

RSES/AUX

SAT

CDX3(955050)

Panel/Display

C-DSP

(SAA7709/N103)

2Ch

FFC

3.3V
8.0V

I/F

Sub-

Woofer

AMP data/clk

display / switch

5.0V

Level conversion

Bus Buffer

(SN74LVTH244APWR)

BATT+

Audio   -COM

(M30624MGP-399GP)

3.3V

(DSP Analog)

3.3V

(DSP Digital)

MUTE

(SN74AHCT244PWR)

5.0V(for Tuner)
8.5V(for Tuner)

5.0V

EEPROM

WDT

MUTE

RR

RL

FR

FL

3.3V

(DSP Analog)

(CD4066)

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>

<IC200>

<IC8N1>

<IC8A1>

<SCT1>

5 Line

Analog LR

Power
Supply

Bus Buffer

3.3V

(DSP Digital)

3.3V

(DSP Analog)

 Bus Buffer

(SN74AHCT
          244PWR)

Power Supply

+BATT

Antenna Power

ANT+B

POWER-IC

(TDA7563)

SYSTEM CONFIGURATION

REMOTE CONTROL
(STEERING)

TO SPEAKER HARNESS

SWITCH

VEHICLE/
SEPARATE AMPLIFIER

+B

ACC

MAIN

ANTENNA

AUDIO UNIT

DY-6MW7U53-2

VEHICLE SPEED PULSE

ANTENNA

SW-6ME7BLN,etc.

DISPLAY

8750A042 (Visteon)

RSES

ED-310RG-PJ2,etc.

OR

AUX UNIT

SEPARATE

AMPLIFIER

CV-0MW7B51

HANDS FREE KIT

Summary of Contents for DY-6MW7U53-2

Page 1: ...NG PROCEDURES 9 11 EXPLODED VIEW and PARTS LIST 12 For the mecha part please refer to the service manual of CDX3 955050 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 2007 SEP MITSUBISHI MOTORS Your company internal use only Copyright c Mitsubishi Electric Corporation MITSUBISHI ELE...

Page 2: ...ne control function Rotary Switch ATC function Control BASS and TREBLE Only AM mode AM noise killer function AM NK RDS function EU only CD Changer Built in CD auto changer 6 disc Power load Power eject function Protecting laser pickup As high temperature Fast track up and Fast track down function Any Time Load function All mode and ACC OFF Any Time Eject function All mode and ACC OFF Reload functi...

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 Button Track or File Up Down Button CD Insertion Slot Page Button Display Button CD Button Folder Up Down Button Sound Menu Changing Button SW 6ME7BLN SW 6ME7BLP for EU ...

Page 4: ...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 Load Button Volume Down Button CD Insertion Slot Display Button CD Button Folder Up Down Button Sound Menu Changing Button Page Button Track or File Up Down Button ...

Page 5: ...anging 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 Load Button Volume Down Button Track or File Up Down Button CD Insertion Slot Page Button Display Button CD Button Folder Up Down Button Sound Menu Changing Button ...

Page 6: ...ncy With 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 AF check ON AF check ON OFF operation a After switch off the power then hold down CH5 button and press the Power ON OFF switch while 2 seconds At statement of AF check ON display shows AF 6 EMERG...

Page 7: ...S AUX Rch 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 Connector P801 1 BATTERY 2 3 SPEAKER FL 4 SPEAKER RL 5 SPEAKER FR 6 SPEAKER RR 7 SHIELD GND 8 9 REMOCON 10 ACCESSORY NAME Pin No 11 POWER GND 12 13 SPEAKER FL 14 SPEAKER RL 15 SPEAKER FR 16 ...

Page 8: ...D4066 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 IC200 IC8N1 IC8A1 SCT1 5 Line Analog LR Power Supply Bus Buffer 3 3V DSP Digital 3 3V DSP Analog Bus Buffer SN74AHCT 244PWR Power Supply BATT Antenna Power ANT B POWER IC TDA7563 SYSTEM CONFIGURATION RE...

Page 9: ... 3 Unscrew the two screws 3 4 Remove the BRACKET CDX3 5 Unscrew the two screws 4 6 Remove the BRACKET CASE Fig 2 DISASSEMBLING PROCEDURES 1 Removal of COVER See Fig 1 1 Unscrew the four screws 1 2 Remove the COVER Fig 1 1 4 A COVER 3 2 A 2 2 A CDX3 BRACKET CDX3 FLAT CABLE 18P BRACKET CASE 4 2 A ...

Page 10: ... Unscrew the two screws 7 4 Remove the CHASSIS L 5 Unscrew the two screws 8 and three screws 9 6 Remove the CHASSIS R Fig 4 3 Removal of HEAT SINK See Fig 3 1 Unscrew the four screws 5 2 Remove the HEAT SINK Fig 3 5 4 C HEAT SINK 8 8 CHASSIS L CHASSIS F CHASSIS R 7 2 A 6 3 A A A 9 2 B 9 B ...

Page 11: ...11 5 Removal of PCB MAIN See Fig 5 1 Unscrew the four screws 10 2 Unlatch the five hooks a 3 Remove the PCB MAIN Fig 5 10 3 A PCB MAIN a 10 A ...

Page 12: ...5050 C 2 M019 591K61510 BRACKET CASE A 2 M020 593L83310 BRACKET CDX3 C 1 M021 642K14611 SHEET CD A 3 M022 246L229O6 FLAT CABLE 18P B 2 M023 943M242O1 NAME CARD DY 6MW7U53 2 A 1 A 653P11046 SCREW S PAN 3X6 B 653P11048 SCREW S PAN 3X10 C 653P11049 SCREW S PAN 3X12 D 669L057O1 SCREW TAP 3X6 Ref No Part No Description Index 4 A M008 2 A M003 M005 M013 5 M006 A A B 2 D 3 A A 4 C M011 M004 2 B 2 D A M02...

Page 13: ...NCE VOLTAGE TERM PROTECTION DRIVER CURRENT LIMIT DUMP PROTECTION START INHIBIT ERROR AMPLIFIER 5 7 3 1 4 8 6 RCT RESET GND TC CK VS VCC RA RB 1 25V typ 0 48 A typ 2 4 A typ 1 A typ 0 1V S R 0 2V S R Q Pulse Generator S R Q Q 16 14 18 12 1Y1 1Y2 1Y3 1Y4 9 3 7 2Y3 2Y2 2Y1 2Y4 5 8 13 2 4 1 6 19 1OE 1A1 1A2 1A3 2A1 2OE 1A4 2A2 11 15 2A4 2A3 17 ...

Page 14: ... 1 7 OUTPUT 3 5 INPUT ROW DEG ROW PREDEC COL DEG GND 2 2 2 2 2 2 26 PLA OSC STOP START ADDRESS RESISTOR CLOCK GEN COUNTER OUTPUT LOGIC 8 BIT I O RESISTOR 8 SENSE AMP 64 LATCH EEPROM ARRAY PROGRAM TIMER CHARGE PUMP START STOP LOGIC 6 7 5 SCL TEST SDA 1 A0 2 A1 3 A2 ...

Page 15: ...KO1 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 SDIN1 LFLT CKS1 CKS0 XTI XTO 23 24 29 15 16 34 35 17 20 14 1 33 32 31 30 18 19 10 11 12 13 EECS EESO EEADR EESEL RQ SCLK SI SO RDY EESI DRDY EECK SDOUT4 SDOUT3 SDOUT2 SDOUT1 CLKO1 CLKO2 EEST SMODE LR...

Page 16: ...35 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 56 A0 57 SCL 58 SDA 59 RDS_CLOCK 60 RDS_DATA 61 SEL_FR PinNo Pin Name PinNo Pin Name PinNo Pin Name PinNo Pin Name 62 VSS OSC 63 XTAL 64 XTAL 65 VDD_OSC 66 AM_R AM_MONO 67 AM_L 68 TAPE_R 69 TAPE_L 7...

Page 17: ...1 R CHIP 3 3k R820 103P503O1 R CHIP 3 3k R157 8B2 103L293O2 R CHIP 3 9k R112 155 etc 103L293O3 R CHIP 4 7k R229 361 etc 103L293O4 R CHIP 5 6k R321 333 etc 103L293O5 R CHIP 6 8k R302 402 103L293O6 R CHIP 8 2k R108 154 etc 103L293O7 R CHIP 10k R132 301 etc 103L293O9 R CHIP 15k R352 452 etc 103L294O0 R CHIP 18k R808 103L194O1 R CHIP 22k R160 807 etc 103L294O1 R CHIP 22k R12 833 103L294O3 R CHIP 33k R...

Page 18: ...99GP IC8A1 263P02511 IC MM1185AFFE IC21G 305 405 266L065O6 IC NJM4580V IC204 263P25010 IC SAA7709H N103 IC8C1 263L060O9 IC SN74AHCT244PWR IC200 263P01710 IC SN74LVTH244APWR IC307 266P59510 IC TDA7563 L9M1 351P11610 COIL CHOKE L1 351P032O1 COIL CHOKE CHIP L101 9A1 351P081O6 COIL CHOKE CHIP L221 231 etc 351P095O4 COIL CHOKE CHIP J700 452L258O4 CONNECTOR 18P P801 452P23218 CONNECTOR 18P P901 452P2322...

Page 19: ...PCB MAIN PARTS LAYOUT ON PRINTED CIRCUIT BOARD MODEL DY 6MW7U53 2 PARTS SIDE 19 ...

Page 20: ...TO CDX3 PCB MAIN PARTS LAYOUT ON PRINTED CIRCUIT BOARD MODEL DY 6MW7U53 2 PATTERN SIDE 20 ...

Page 21: ...21 Vol 1 Vol 2 Vol 3 Vol 4 PCB MAIN MODEL DY 6MW7U53 2 SCHEMATIC DIAGRAM ...

Page 22: ...22 SCHEMATIC DIAGRAM PCB MAIN MODEL DY 6MW7U53 2 Vol 1 ...

Page 23: ...23 SCHEMATIC DIAGRAM PCB MAIN MODEL DY 6MW7U53 2 Vol 2 ...

Page 24: ...24 SCHEMATIC DIAGRAM PCB MAIN MODEL DY 6MW7U53 2 Vol 3 ...

Page 25: ...25 SCHEMATIC DIAGRAM PCB MAIN MODEL DY 6MW7U53 2 Vol 4 ...

Page 26: ...L 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 O 0 5 0 5 0 5 77 CDSP PON Power supply ONSW to CDSP O H 0 5 0 5 0 5 27 CD WS 67 AM L 28 SDA I2C data output O 0 5 0 5 0 5 78 Not Used 28 CD DATA 68 OPTION R 1 6 79 Not Used 29 CD CLK 69 OPTION L 1 6 ...

Page 27: ...0 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 C Collector 34 S RESET 3 1 V 35 INIT RESET 3 1 36 CKS0 3 3 37 LFLT 1 3 Q9A1 E 5 0 38 AVSS 0 0 39 AVDD 3 3 40 AVDD 3 3 Q901 E 8 5 41 VREFH 3 3 42 VCOM 1 7 43 VREFL 0 0 Q911 E 5 0 44 AVSS 0 0 45 AINR ...

Page 28: ...S 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 PCB MAIN IC800 PCB MAIN CH1 29PIN DISP DATA TXD 5 0Vpp CH1 98PIN DSP SDI 5 0Vpp CH2 30PIN SW DATA RXD 5 0Vpp CH2 99PIN DSP SDO 5 0Vpp CH3 100PIN DSP SCLK 5 0Vpp Time axis 500us div Time axis 5us div C...

Page 29: ...CB 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 3MHz CH1 CH2 29 ...

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