Canon LBP-1760 Service Manual page 241

C. Input/output signals to/from paper feeder driver PCB
Connector Pin Abbreviation I/O Logic
J801 1
J801 2
J801 3
J801 4
J801 5
J801 6
J802 1
J802 2 OPT SOL
J803 1 OPT DR
J803 2
J803 3 OPT SNS
+24V O
/SEL1 I L Paper feeder select signal
GND
SOUT I Serial input data
SIN O Serial output data
SCLK I Pulse Serial clock signal
+24V O
O L Paper feeder pick-up solenoid drive signal
O
GND
I L Paper feeder paper detection signal
APPENDIX
Signal name
A - 9