Table of Contents
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FEATURES and SPECIFICATIONS .................. 2
OPERATION ...................................................... 3
SYSTEM CONFIGURATION .............................. 4
CONNECTORS ............................................... 4,5
DISASSEMBLING PROCEDURES ................. 6,7
BLOCK DIAGRAM .............................................. 8
EXPLODED VIEW and PARTS LIST ................. 9
IC EXPLANATION ....................................... 10,11
SE012906123E
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MITSUBISHI MOTORS
SERVICE MANUAL
AM/FM-ST ELECTRONIC TUNING RADIO
Model :
For the mecha part, please refer to the service manual of
MITSUBISHI ELECTRIC CORP. SANDA WORKS
search engine
Your company internal use only
with CD CHANGER
DY-3A66U-AL-2-T
PART No. MN141332
CONTENTS
ELECTRICAL PARTS LIST ......................... 12,13
PCB-MAIN ............................................... 14,15
PCB-MAIN .............................................. 16~20
WAVEFORM .................................................... 23
DY-3A66U-AL-2-T
CDX3(955050).
............................................... 21,22
Copyright (c) Mitsubishi Electric Corporation
2006 DEC.
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Summary of Contents for Mitsubishi MOTORS DY-3A66U-AL-2-T
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Page 1: Table Of Contents
DY-3A66U-AL-2-T Your company internal use only 2006 DEC. MITSUBISHI MOTORS SERVICE MANUAL AM/FM-ST ELECTRONIC TUNING RADIO with CD CHANGER DY-3A66U-AL-2-T Model : PART No. MN141332 CDX3(955050). For the mecha part, please refer to the service manual of CONTENTS FEATURES and SPECIFICATIONS ....2 ELECTRICAL PARTS LIST ...... -
Page 2: Features And Specifications
FEATURES and SPECIFICATIONS FEATURES Radio can adjust to link with the intensity of vehicle's instrument AM can preset the 6 stations and FM (FM1/FM2) can pre- set the 12 stations. panel lighting.) It is able to memory by keep pushing the preset memory The connection of speaker wiring can check by test mode of the beep in the vehicle's assembly line. -
Page 3: Operation
OPERATION << UNIQUE PANEL : SW-744, SW-745 >> RADIO & AUDIO PART Preset Memory Button (AM-6 / FM-12) Radio SCAN UP Button Audio Adjustment Switch Knob (Manual Tune UP/DOWN Knob) Power Switch Change Radio Auto Tune Volume Adjustment Knob UP/DOWN Button CD CHANGER PART Disc Select Button READY INDICATOR... -
Page 4: System Configuration
SYSTEM CONFIGURATION MAIN ANTENNA AUDIO UNIT UNIQUE PANEL MODULE DY-3A66U-AL-2-T SW-744,745 DISPLAY CD CHANGER MN141331 MN141556 (Matsushita) (Yazaki) TELEPHONE REMOTE CONTROL (STEERING) MR588144,45 (MMC) CONNECTORS < FRONT SIDE VIEW > Panel 22P Connector 1 2 3 4 5 6 7 8 9 10 11... - Page 5 < REAR SIDE VIEW > Remote control 10P Connector 10 9 8 CD Changer Power supply Antenna Socket 13P DIN Socket 14P Connector 14 13 12 11 10 9 8 12 11 10 9 Remote control 10P Connector Name Name REMO-OUT REMO-IN Telephone Mute...
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Page 6: Disassembling Procedures
DISASSEMBLING PROCEDURES 1. Removal of COVER (See Fig.1) 1) Unscrew the four screws ( 1 ). COVER 2) Remove the COVER. 4(A) Fig.1 2. Removal of CDX3 (See Fig.2) 1) Unscrew the six screws ( 2 ). 2) Remove the HEAT-SINK. 2(A) 3) Unscrew the four screws ( 3 ). - Page 7 3. Removal of LEAD-CONNECTOR-22P (See Fig.3) 1) Unscrew the four screws ( 4 ). 2) Remove the CHASSIS-F and HOLDER-CON. 3) Remove the LEAD-CONNECTOR-22P. 2(A) HOLDER-CON LEAD-CONNECTOR-22P CHASSIS-F Fig.3 2(A) 4. Removal of PCB-MAIN (See Fig.4) 1) Unscrew the two screws ( 5 ) and three screws ( 6 ). 2) Remove the CHASSIS-L and the CHASSIS-R.
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Page 8: Block Diagram
BLOCK DIAGRAM P902 P903 P901 13P DIN SOCKET IC330 Q910,911,etc. ANT1 POWER-IC RHEOSTAT TDA7560 IC321,421 IC390 P201 M-BUS PRE AMP PRE AMP CDX3 MECHA BUFFER NJM4565V NJM4565V Q750,760, Q990 770,etc. IC201 Q205 PANEL 5V AM/FM POWER IC380 TUNER SUPPLY MECHA DSP 3.3V MECHA SERVO 8V LOW PASS POWER SUPPLY... -
Page 9: Exploded View And Parts List
BRACKET-CDX3 M035 642K14611 SHEET-CD M039 M036 *643L49311 SHEET A-3,B-3 M037 *643L56610 CUSHION M030 M038 940L10114 CDX3(955050) M039 943M215O2 NAME-CARD(DY-3A66U-AL-2-T) M011 653P11046 SCREW-S-PAN 3X6 M004 653P11048 SCREW-S-PAN 3X10 M037 653P11049 SCREW-S-PAN 3X12 M033 669L057O1 SCREW-TAP 3X6 669L077O2 SCREW-TAP 3X6 M005 M008... -
Page 10: Ic Explanation
IC EXPLANATION IC802 PST9136 IC321,390,421 NJM4565V-TE1 OUT1 -- IN1 OUT2 +IN1 -- IN2 +IN2 IC201,960,961 LF33ABPT CURRENT LIMIT INHIBIT CONTROL START REFERENCE INHIBIT VOLTAGE DRIVER ERROR AMPLIFIER DUMP PROTECTION TERM. PROTECTION IC1 HA12181FP-EL DETECTION IF AGC OUTPUT AF AGC PULSE IF AGC DETEC- TION (1) - Page 11 IC380 RC2100M/NJM2100M IC302 SN74LV541APW + VCC OUTPUT A INPUT A OUTPUT B INPUT B + INPUT A + INPUT B IC330 TDA7560 Vcc1 Vcc2 ST-BY 25 HSD/V MUTE 9 OUT1+ 7 OUT1- P-GND1 5 OUT2+ 3 OUT2- P-GND2 17 OUT3+ 19 OUT3- P-GND3 21 OUT4+...
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Page 12: Electrical Parts List
ELECTRICAL PARTS LIST < CHIP PARTS (RESISTORS & CAPACITORS) > Part No. Part No. 103L19xOx 2.0mm 141L06xOx 2.0mm 103L24xOx 3.2mm 141L16xOx 1.6mm 103L29xOx 1.6mm 141L18xOx 1.6mm SOLDERING PART 103P50xOx 1.6mm Ref. No. Part No. Description Ref. No. Part No. Description 103L295O2 R-CHIP 180k CHIP PARTS (RESISTORS) - Page 13 Ref. No. Part No. Description Ref. No. Part No. Description Q941 260P12510 TR-CHIP 2SD2537 IC302 263P99010 IC SN74LV541APW Q750,760,770 260L010O1 TR-CHIP 2SD601AS IC330 266P62810 IC TDA7560 Q752 260L042O4 TR-CHIP DTA114T IC801 262P54422 IC µPD703035BYGC-J18-8EU Q333,942 260M061O1 TR-CHIP DTA124E RESISTORS Q202,207,991 260L030O5 TR-CHIP DTA143E RF901 103L390O2 R-FUSE...
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Page 14: Parts Layout On Printed Circuit Board
PARTS LAYOUT ON PRINTED CIRCUIT BOARD MODEL : DY-3A66U-AL-2-T (PARTS SIDE) PCB-MAIN TO CDX3... - Page 15 PARTS LAYOUT ON PRINTED CIRCUIT BOARD MODEL : DY-3A66U-AL-2-T (PATTERN SIDE) PCB-MAIN...
- Page 16 SCHEMATIC DIAGRAM PCB-MAIN MODEL : DY-3A66U-AL-2-T Vol.1 Vol.3 Vol.4 Vol.2...
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Page 17: Schematic Diagram
SCHEMATIC DIAGRAM PCB-MAIN MODEL : DY-3A66U-AL-2-T Vol.1... - Page 18 SCHEMATIC DIAGRAM PCB-MAIN MODEL : DY-3A66U-AL-2-T Vol.2...
- Page 19 SCHEMATIC DIAGRAM PCB-MAIN MODEL : DY-3A66U-AL-2-T Vol.3...
- Page 20 SCHEMATIC DIAGRAM PCB-MAIN MODEL : DY-3A66U-AL-2-T Vol.4...
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Page 21: Pcb-Main
VOLTAGE MODEL : DY-3A66U-AL-2-T (Pin numbers are as measurement points.) -COM IC801 PCB-MAIN AM 999kHz 74dB V, FM 98.1MHz 68dB V BATT, ACC 13.2V Voltage [V] Voltage [V] Pin Name Function I/O ACT Remark Pin Name Function Remark 1 DISP-SO... - Page 22 2. ELECTRIC VOL IC 3. POWER IC 4. POWER SOURCE IC301 PCB-MAIN IC330 PCB-AF FM 98.1MHz, VOL MIN FM 98.1MHz, VOL MIN BATT, ACC 13.2V BATT, ACC 13.2V BATT, ACC 13.2V (E): Emitter, (C): Collector Unit: V Voltage [V] Voltage BATT 5V Pin Name Remark...
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Page 23: Waveform
WAVEFORM MODEL : DY-3A66U-AL-2-T (Pin numbers are as measurement points.) (1) M-Bus Communication Waveform (2) CD Communication Waveform P902 P201 Pin No. Pin Name Pin No. Pin Name M-BUSY D-MTS M-SCK M-DATA D-STM No connection with M-Bus units (500ms/div) 20µs/div Connection with M-Bus units (100ms/div) Connection with M-Bus units (50µs/div)
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