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Connector
Pin
YC21
9
Connected to
10
feed sift
11
solenoid,
12
eject motor,
paper full
13
sensor, job
paper full
14
sensor
YC22
1
2
Connected to
MP tray
3
detection
4
switch, MP
5
paper length
6
switch, MP
paper width
7
switch
YC23
1
Connected to
2
fuser
fanmotor1
3
and 2
4
YC24
1
Connected to
2
duplex
3
sensor, MP
4
paper
5
sensor, eject
sensor, feed
6
sensor1
7
8
9
10
11
12
Y116141-8
Signal
I/O
EJE_FULL_U
I
P
3.3V1_A
O
GND
-
EJE_FULL_D
I
WN
GND
-
JS_LED
O
3.3V1
O
MPF_WSIZE
I
MPF_LSIZE
I
GND
-
3.3V1_A
O
MPF_TRAY
I
GND
-
24VIL3F1
O
FUSER_FAN1
O
_REM
24VIL3
O
FUSER_FAN2
O
_REM
3.3V1_A
O
GND
-
DU_SW
I
GND
-
LOOP_SW
I
5V1
-
3.3V2_A
O
GND
-
MPF_PAPER_
I
SET
3.3V1_A
O
GND
-
FEED_SW
I
Voltage
0/3.3 V DC
PFS: On/Off
3.3 V DC
3.3 V DC power output to JEPS
-
Ground
0/3.3 V DC
JEPS: On/Off
-
Ground
0/3.3 V DC
JLED: On/Off
3.3 V DC
3.3 V DC power output to MPPWSW
0/3.3 V DC
MPPWSW: On/Off
0/3.3 V DC
MPPLSW: On/Off
-
Ground
3.3 V DC
3.3 V DC power output to MPPLSW
0/3.3 V DC
MPTDSW: On/Off
-
Ground
24 V DC
24 V DC power output to FUFM1
0/24 V DC
FUFM1: On/Off
24 V DC
24 V DC power output to FUFM2
0/24 V DC
FUFM2: On/Off
3.3 V DC
3.3 V DC power output to DUS
-
Ground
0/3.3 V DC
DUS: On/Off
-
Ground
0/3.3 V DC
FUPS: On/Off
5 V DC
5 V DC power output to FUPS
3.3 V DC
3.3 V DC power output to MPPS
-
Ground
0/3.3 V DC
MPPS: On/Off
3.3 V DC
3.3 V DC power output to FS1
-
Ground
0/3.3 V DC
FS1: On/Off
2-3-21
Description
Service Manual
2NP
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