Canon LBP-1760 Service Manual page 239

Connector Pin Abbreviation I/O Logic
J72 3 GND
J72 4 SOUT
J72 5 SIN
J72 6 SCLK
J72 7 SL0
J72 8 SL1
J72 9 PCKCHK
J72 10 /1st SNS
J72 11 1st SIZE 0
J72 12 1st SIZE 1
J72 13 1st SIZE 2
J72 14 +3.3V
J73 1 SCLK
J73 2 SIN
J73 3 SOUT
J73 4 GND
J73 5 /SEL2
J73 6 +24VA
J75 1 SCLK
J75 2 SIN
J75 3 SOUT
J75 4 GND
J75 5 /SEL 3
J75 6 +3.3V
O Serial output data
I Serial input data
O Pulse Serial clock signal
O H Upper cassette pick-up solenoid drive signal
O Pick-up module identification signal 1
O H Lower cassette pick-up solenoid drive signal
O Pick-up module identification signal 2
O Upper/lower cassette selection signal
I L Cassette paper detection signal
I L Cassette paper size detection signal
I L Cassette paper size detection signal
I L Cassette paper size detection signal
O
O Pulse Serial clock signal
I Serial input data
O Serial output data
O L Envelope feeder select signal
O
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
APPENDIX
Signal name
A - 7