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(2) AR-MU2
A. MAJOR PARTS AND SIGNAL FUNCTIONS
CN-F
GND2
1
GND2
2
GND2
3
GND2
4
GND2
5
GND2
6
GND2
7
GND2
8
MCSS1
9
MCSS2
10
MPT PWB
MCSS3
11
MCSS4
12
PHDR-12VS-1
CN-A
24V
1
MCLUM/ 2
PHR-2
CN-D
+24V
1
GND1
2
MCM/
3
MCM-T
4
MCMCLK/
5
+24V
6
MCFCL/
7
+24V
8
MCPCL/
9
PHR-9
Code
MCDRS
MP door open / close sensor
Control PWB
Control PWB
MCSPD
MP tray remaining paper quantity sensor
MCLUD
MP tray upper limit sensor
MDSS1
MP tray rear edge sensor 1
MCSS2
MP tray rear edge sensor 2
MCSS3
MP tray rear edge sensor 3
MCSS4
MP tray rear edge sensor 4
MCPED
MP tray paper empty sensor
MCPPD
MP transport sensor
MCPWS
MP tray width sensor
MP tray rear
MP tray rear edge size PWB
edge size PWB
MCFCL
Multi-purpose tray transport clutch
MCLUM
Multi-purpose tray lift-up motor
MCPCL
Multi-purpose paper feed clutch
MCM
Multi-purpose tray transport motor
18
18
17
17
16
16
15
15
14
14
13
13
9
9
8
8
7
7
6
6
5
5
4
4
SMP-18V-BC
SMR-18V-B
3
3
2
2
1
1
SMP-03V-BC
SMR-03V-B
MCPCL
MCPCL
MCPCL
MCFCL
MCFCL
MCFCL
MCLUM
MCLUM
MCLUM
SRA-21T-4
1
N.C.
2
GND2
3
MCSS1
4
MCSS2
5
MCSS3
6
MCSS4
PHR-6
1
24V
MCLUM/
2
PHR-2
1
+24V
2
GND1
3
MCM/
4
MCM-T
5
MCMCLK/
PHR-5
1
1
2
2
SMP-02V-BC
SMR-02V-B
1
1
2
2
SMP-02V-NC
SMR-02V-N
Name
MP left door open / close detection
Communication with the machine,
machine operation control
MP tray remaining paper quantity detection
MP tray upper limit detection
MP tray rear edge size detection
MP tray rear edge size detection
MP tray rear edge size detection
MP tray rear edge size detection
MP tray paper empty detection
Detection of paper on the path
MP tray paper width detection
MP tray rear edge size detection
Multi-purpose tray transport clutch
Multi-purpose tray lift-up
Clutch for paper feed from Multi-purpose tray
Multi-purpose tray paper transport
AR-D28/D27/MU2 DISASSEMBLY AND ASSEMBLY, MAINTENANCE
1
+5V
2
MCLUD
3
GND2
1
+5V
2
MCPPD
3
GND2
1
+5V
2
MCDRS
3
GND2
1
+5V
2
MCPED
3
GND2
2T
MCPWS
MCPWS2
1T
3T
VAREF
1
+5V
2
MCSPD
3
GND2
MCM
MCM
MCM
MCSPD
MCSPD
MCSPD
MCDRS
MCPWS
MCPWS
MCPWS
Function
7 – 16
MPT LD PWB
MCSS1
MCSS2
MCSS4
MCSS3
MCSS3
MCSS3
MCLUD
MCPED
MCPPD
Remark
In MP tray rear edge size PWB
In MP tray rear edge size PWB
In MP tray rear edge size PWB
In MP tray rear edge size PWB
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