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3LM
Connector
Pin No.
YC3
1
Connected
2
to the PF
3
paper size
4
width switch
1/2, PF feed
5
switch and
6
left cover 4
7
switch
8
9
10
11
12
13
14
YC4
1
Connected
2
to the PF
3
drive motor
4
5
6
7
YC5
1
Connected
2
to the
3
machine
4
5
6
7
8
9
10
YC8
1
Connected
2
to the PF
3
paper size
4
length
switch 1/2
2-3-4
Signal
I/O
UP DIG0
I
UP DIG1
I
UP DIG2
I
GND
-
LFEED SW
I
GND
-
5V
O
GND
-
PUSH SW
I
NC
-
LO DIG0
I
LO DIG1
I
LO DIG2
I
GND
-
24V
O
GND
-
START/STOP
O
CLOCK
O
GAIN
O
LD
O
CW/CCW
O
GND
-
5V
I
UFEED SW
I
READY
O
SDI
I
SDO
O
SCLK
I
SEL
I
24V
I
GND
-
LOCLE SW
I
GND
-
UPCLE SW
I
GND
-
Voltage
0/5 V DC
PFPWSW1: On/Off
0/5 V DC
PFPWSW1: On/Off
0/5 V DC
PFPWSW1: On/Off
-
Ground
0/5 V DC
PFFSW: On/Off
-
Ground
5 V DC
5 V DC supply to PFFSW
-
Ground
0/5 V DC
LC4SW: On/Off
-
Not used
0/5 V DC
PFPWSW2: On/Off
0/5 V DC
PFPWSW2: On/Off
0/5 V DC
PFPWSW2: On/Off
-
Ground
24 V DC
24 V DC supply to PFDM
-
Ground
0/5 V DC
PFDM start/stop signal
0/5 V DC (pulse)
PFDM clock signal
0/5 V DC
PFDM gain signal
0/5 V DC
PFDM lock signal
0/5 V DC
PFDM rotation switch signal
-
Ground
5 V DC
5 V DC supply to paper feeder
0/5 V DC
FSW3: On/Off
0/5 V DC
Paper feeder ready signal
0/5 V DC (pulse)
Paper feeder serial communication data signal
0/5 V DC (pulse)
Paper feeder serial communication data signal
0/5 V DC (pulse)
Paper feeder clock signal
0/5 V DC
Paper feeder select signal
24 V DC
24 V DC supply to paper feeder
-
Ground
0/5 V DC
PFPLSW2: On/Off
-
Ground
0/5 V DC
PFPLSW1: On/Off
-
Ground
Service Manual
Description
Y112020-4
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