Kyocera TASKalfa 2551ci Service Manual page 543

Connector Pin
1 +3.3V
YC14
Connected to 2 GND
original
3 CO_SW
detection
switch
Signal I/O
O
3.3 V DC
-
-
I
0/3.3 V DC
Voltage
3.3 V DC power output to ODSW
Ground
ODSW: On/Off
2-3-36
Description
2NP