Olivetti DR N17 Service Manual page 246

18. MCU ↔ OCT STACK SENSOR, OCT HOME SENSOR, OCT EXIT SENSOR, OCT DIRECT SENSOR, OCT
MOTOR, AND OCT OFFSET MOTOR
Signal Name
OCT STK SNR
OCT HOME SNR
OCT EXIT SNR
DIRECT SOL ON
OFFSET SOL OFF
J
J225-2
J226-1
J227-1
J228-3
J223-1
6-52
Signal for monitoring the amount of paper on the OCT tray
(LOW Level when not full, and HIGH Level when full)
Signal for detecting the home position of the Offset Motor (LOW
Level at the home position, and HIGH Level not at the home
position)
Signal for monitoring paper when OCT is installed (LOW Level
when paper is present, and HIGH level when paper is not
present)
Signal for switching the direction of paper ejection (LOW level
to the standard tray and HIGH level to the optional unit)
Signal for switching the direction of paper ejection (LOW level
to the standard tray and HIGH level to the optional unit)
P224 Signal Name
2 OCT STK SNR
6 OCT HOME SNR
9 OCT EXIT SNR
10 DIRECT SOL ON
12 DIRECT SOL OFF
Function
Signal Direction Trigger
O: PWB OCT
OS: OCT SNR/SOL
O ← OS
Level
O ← OS
Level
O ← OS
Level
O → OS
Level
O → OS
Level
HIGH LOW
Level Level
TTL TTL
TTL TTL
TTL TTL
TTL TTL
TTL TTL
687200Q