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DY-1MU3E21-T
Service Manual
32 pgs4.84 Mb0

Mitsubishi DY-1MU3E21-T Service Manual

SE050613063E Ver.pptx14E
CONTENTS
● FEATURES .............................. ...........................................2
● SPECIFICATIONS ..............................................................3
● OPERATION ............................ ...........................................4
● SYSTEM CONFIGURATION ..............................................6
● BLOCK DIAGRAM ..............................................................7
● DISASSEMBLING PROCEDURES ............................. 8~13
● PARTS LIST ...................................................................... 14
● ELECTRICAL PARTS LIST ........................................ 15~21
● PARTS LAYOUT ON PRINTED CIRCUIT BOARD .... 22~25
● SCHEMATIC DIAGRAM
● VOLTAGE ......................................................................... 29
● WAVEFORM .............................................................. 30~32
DY-1MU3E21-T
2014 May.
MITSUBISHI MOTORS
SERVICE MANUAL
USB, AM / FM-ST ELECTRONIC TUNING RADIO,
CD PLAYER
PCB-MAIN .............................................................. 26,27
PCB-PANEL ................................. ................................ 28
Model : DY-1MU3E21-T
MELCO Code : 34W824 PART No. : 8701A368
MITSUBISHI ELECTRIC CORP. SANDA WORKS
Your company internal use only.Copyright (C) Mitsubishi Electric Corporation.
FEATURES
DY-1MU3E21-T
< Audio Part >
● Built-in high-power 4-ch amplifier. (Supporting 4Ω load)
● Bass, Treble, Fader and Balance control with audio control buttons.
● Volume level control with up/down button. (BASS, TREBLE : ±6step / FADER, BALANCE : ±11step)
● Auto loudness to change frequency characteristics in response to volume levels.
● Controlling tone control amount of BASS / TREBLE at maximum volume level.
< Radio Part >
● Memory/call operation with preset memory buttons. (FM1, FM2, AM : A maximum of 6 stations respectively)
< CD Part >
● Powered loading and ejecting function.
● Dropout recovery function to return to previous playback point upon dropout or error.
● Laser pickup high-temperature protecting function to terminate playback when
ambient temperature rises.
● Track selecting function to enable instant random access to songs.
● Any Time Eject.
(Allowing disk eject (powered eject) in all modes including ACC OFF.)
● RELOAD function. (Avoid keeping disk ejection status.)
● Title display function.
● Supporting 12-cm CD only. (Not supporting 8-cm CD)
● Supporting mp3. (MPEG1 AUDIO LAYER3, MPEG2 AUDIO LAYER3)
[CD-DA]
● Repeat play. (One-song repeat function and disk repeat function)
● Random play function. (Random play in disk)
● Fast forward/Rewind function.
[MP3]
● Repeat play function. (One-song repeat in folder)
● Random play function. (Random play in folder, random play in all folders of disk)
● Fast forward/Rewind function.
< USB Part >
1) Playback of compressed and non-compressed audio files in USB mass storage.
● USB2.0 Full-speed compatible.
● MP3/WMA/AAC playback.
● File information acquisition.
● Bus power supported.
2) iPod control/playback by USB connection.
● USB2.0 Full-speed compatible.
● Supporting iPod control.
● Playback of audio files in iPod.
● Supporting iPod charger by bus power.
Compatible USB device
USB device
Compatible X X
The following table shows an example of compatible USB devices: Compatible = O : Playable (recommended) Compatible = : Playable (not recommended) Compatible = X : Not playable
(*1) : Compatible with 256MByte or larger memory.
Compatible with 128MByte memory in FAT16 format only. Not compatible with HUB class memory.
(*2) : Compatible with mass-storage class supporting digital audio player (DAP).
Sub class: SCSI, Protocol: Not compatible except for Bulk-Only.
Not compatible with devices supporting MTP only. (*3) : May not be playable depending on driving voltage or power consumption of device. (*4) : May not be playable depending on specifications of card reader or memory card.
Flash
Memory
O
(*1)
△
DAP HDD
O
(*2) (*3) (*4)
△△
Card
reader
CD/DV D
/FDD
HUB iPod
O
< Others >
● Clock function 12-hour indication.
● Generates operating tone for confirmation using hold-down button.
● Setting test mode for speaker wiring connection diagnosis (oscillating tone output)
and distortion tone check in vehicle assembly lines.
● Stereo AUX input front terminal provided.
● Power shutoff operation by holding down center encoder key.
● BT-HFM connection function.
2
Your company internal use only.Copyright (C) Mitsubishi Electric Corporation.
SPECIFICATIONS
DY-1MU3E21-T
< AM Radio >
● Frequency Range : 530~1710kHz (10kHz step)
● Practical Sensitivity : Less than 34dBμV
● Signal/Noise Ratio : More than 45dB
(60dBμV)
< FM Stereo Radio >
● Frequency Range : 87.75~107.9MHz (200kHz step)
● Limiting Sensitivity : Less than 10dBμV
● Signal/Noise Ratio : More than 55dB
(40dBμV)
< CD Player >
● Dynamic Range : More than 65dB
● Signal/Noise Ratio : More than 65dB
● Channel Separation : More than 55dB (1kHz)
< USB Interface >
● Dynamic Range : More than 65dB
● Signal/Noise Ratio : More than 65dB
● Channel Separation : More than 55dB (1kHz)
< Others >
● Power Supply : DC 13.2V (10~16V)
Test Voltage 13.2V
Negative ground
● Backup Current : Less than 1.6mA
● Current Consumption : typ. 2.5A
(CD1kHz 0dB Output 1W : Ta=25℃
The apparatus of USB is not connected.)
● Maximum Power Output : 35W x 4
● Output Impedance : 4Ω (SP Output)
● Working Temperature Range
CD : -20℃ ~ +70℃
RADIO, Other modes : -30℃ ~ +70℃
● Storage Temperature Range : -40℃ ~ +80℃
● Dimensions (W x D x H) : 293.0mm x 121.9mm x 188.9mm
● Weight : 1.65kg
3
Your company internal use only.Copyright (C) Mitsubishi Electric Corporation.
OPERATION
DY-1MU3E21-T
AUX 4P Jack
4
Your company internal use only.Copyright (C) Mitsubishi Electric Corporation.
CONNECTORS
Power supply,
Speaker and Remote controller
20P Connector
IE-BUS and HFM
18P Connector
Power supply, Speaker and Remote controller 20P Connector
PinNo. Signal Name PinNo. Signal Name
1 BATTERY (+) 11 POWER GND 2 ILLUMINATION (+) 12 ILLUMINATION (-) 3 SPEAKER FL (+) 4 SPEAKER RL (+) 14 SPEAKER RL (-) 5 SPEAKER FR (+) 6 SPEAKER RR (+) 16 SPEAKER RR (-) 7 ­8 - 18 ­9 REMOCON
10 ACCESSORY (+) 20 VEHICLE SPEED PULSE
SPEAKER FL (-)
13
SPEAKER FR (-)
15
ANTENN A + B
17
REMOCON GND
19
DY-1MU3E21-T
Antenna Socket USB device
4P Connector
USB device 4P Connector PinNo. Signal Name
1 USB VBUS 2 USB DATA ­3 USB DATA + 4 USB GND
SH USB SH
AUX 4P Jack (Panel side) PinNo. Signal Name
1 ­2 AU X-GN D 3 AU X-R 4 AU X-L
5
IE-BUS and HFM 18P Connector
PinNo. Signal Name PinNo. Signal Name
1 IE-BUS(+) 10 IE-BUS (-) 2 IE-BUS POWER ON 11 IE-BU S SHIELD GN D 3 ­4 - 13 ­5 ­6 HFM S-INPUT LEFT 15 ­7 HFM S-INPUT RIGHT 8 - 17 HFM SHIELD GND 9 - 18 -
-
12
-
14
HFM S-INPUT GND
16
Your company internal use only.Copyright (C) Mitsubishi Electric Corporation.
SYSTEM CONFIGURATION
DY-1MU3E21-T
6
Your company internal use only.Copyright (C) Mitsubishi Electric Corporation.
BLOCK DIAGRAM
DY-1MU3E21-T
7
Your company internal use only.Copyright (C) Mitsubishi Electric Corporation.
DISASSEMBLING PROCEDURES
*It is assembling procedure. Disassembling procedure is in reverse.
DY-1MU3E21-T
M015 : NAME-CARD(DY-1MU3E21-T)
8
Your company internal use only.Copyright (C) Mitsubishi Electric Corporation.
DISASSEMBLING PROCEDURES
● Disassembling procedures
In reverse of assembling procedures.
● Assembling procedures
1. Lock connector after inserting M001 to the connector of S2-DY as figure below. Then insert reverse side to M001 and lock the connector.
2. Screw M014 and S2-DY with Ⓒ. (4 places)
3. Stick M009 on M014. (Follow lower right figure)
4. Insert 2 tabs of M005 to the rectangle hole of S2-DY, and fit tabs on the 2 sides of M005, the screw M005 with Ⓐ.
DY-1MU3E21-T
M001 : FLAT-CABLE 18P
M009 : SHEET-HS
M014
M014
M001 : FLAT-CABLE 18P
Ⓐ x 2
M005 : COVER-U
Ⓒ x 4
M014 : CD8-MECHA(955823)
M009 : SHEET-HS
M009 M014
M009 M014
M014 : CD8-MECHA(955823)
S2-DY
9
No. Screw
Ⓐ Ⓒ
3X6 0.8 +0.2/-0.1
2.6X6S 0.6 +0.2/-0.1
Your company internal use only.Copyright (C) Mitsubishi Electric Corporation.
Tighten torque(N・m)
DISASSEMBLING PROCEDURES
● Disassembling procedures
In reverse of assembling procedures.
● Assembling procedures
1. Fit tab of S2-DY on S2-PANEL. (8 places) *Then, put FFC through A.
2. Lock FFC after screw S2-DY and S2-PANEL with Ⓒ. (4 places) *FFC locked after bend standard of reinforcement sheet.
(Follow FIGURE 1)
DY-1MU3E21-T
Ⓒ x 2
S2-PANEL
S2-DY
S2-DY
No. Screw
Ⓒ
2.6X6S 0.6 +0.2/-0.1
Tighten torque(N・m)
10
Ⓒ x 2
Your company internal use only.Copyright (C) Mitsubishi Electric Corporation.
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