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Connector
Pin No.
YC1
1
Connected
2
to the DC
3
power
4
source PWB
YC2
1
Connected
2
to the
3
engine PWB
4
and waste
5
toner sensor
6
7
8
9
10
11
12
13
14
1
YC3
Connected
2
to the trans-
3
fer motor
4
5
6
7
YC4
1
Connected
2
to the pri-
3
mary paper
4
feed unit,
5
paper width
6
size switch 1
7
and 2
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
2-3-38
Signal
I/O
24V
I
PGND
-
SGND
-
5V
I
5V
O
DISPOSL SIG
I
SGND
-
DISPOSL SIG
O
CS SEL(I)
I
CS RDY(O)
O
CS SCLK(I)
I
CS SDO
I
CS SDI
O
CS PAUSE
I
TFR MOT REM
I
TFR MOT ALM
O
SGND
-
SGND
-
TFR MOT CLK
O
TFR MOT ALM
I
TFR MOT REM
O
5V
O
PGND
-
PGND
-
R24V
O
5V
O
5V
O
LMT SW3
I
LMT SW4
I
SGND
-
SGND
-
5V
O
5V
O
PE SW3
I
PE SW4
I
SGND
-
SGND
-
SGND
-
SGND
-
CS3 DIG 2
I
CS4 DIG 2
I
CS3 DIG 1
I
CS4 DIG 1
I
CS3 DIG 0
I
CS4 DIG 0
I
5V
O
5V
O
FEED D1 SW
I
FEED E1 SW
I
SGND
-
SGND
-
Voltage
24 V DC
24 V DC power input
-
Power ground
-
Signal ground
5 V DC
5 V DC power input
5 V DC
5 V DC power output
0/5 V DC
Waste toner sensor: On/off
-
Signal ground
0/5 V DC
Waste toner sensor: On/off
0/5 V DC
Cassette PWB SEL signal
0/5 V DC
Cassette PWB ready signal
0/5 V DC
Cassette PWB clock signal
(pulse)
0/5 V DC
Cassette PWB serial communication signal
(pulse)
0/5 V DC
Cassette PWB serial communication signal
(pulse)
0/5 V DC
Cassette PWB PAUSE signal
0/24 V DC
Transfer motor: On/off
0/5 V DC
Transfer motor alarm signal
-
Signal ground
-
Signal ground
0/5 V DC
Transfer motor clock signal
(pulse)
0/5 V DC
Transfer motor alarm signal
0/24 V DC
Transfer motor: On/off
5 V DC
5 V DC power output
-
Power ground
-
Power ground
24 V DC
24 V DC power output
5 V DC
5 V DC power output
5 V DC
5 V DC power output
0/5 V DC
Lift limit switch 3: On/off
0/5 V DC
Lift limit switch 4: On/off
-
Signal ground
-
Signal ground
5 V DC
5 V DC power output
5 V DC
5 V DC power output
0/5 V DC
Paper empty switch 3: On/off
0/5 V DC
Paper empty switch 4: On/off
-
Signal ground
-
Signal ground
-
Signal ground
-
Signal ground
0/5 V DC
Paper width size switch 1: On/off
0/5 V DC
Paper width size switch 2: On/off
0/5 V DC
Paper width size switch 1: On/off
0/5 V DC
Paper width size switch 2: On/off
0/5 V DC
Paper width size switch 1: On/off
0/5 V DC
Paper width size switch 2: On/off
5 V DC
5 V DC power output
5 V DC
5 V DC power output
0/5 V DC
Timing switch 2: On/off
0/5 V DC
Timing switch 3: On/off
-
Signal ground
-
Signal ground
Service Manual
Description
Y104350-7
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