Olivetti DR N17 Service Manual page 233

13. MCU ↔ MAIN MOTOR
Signal Name
/MOT READY
/MAIN MOT ON Signal for switching on and off the Main Motor (LOW level when
The Main Motor also rotates in the following conditions:
1) When the power is turned on (boom operation): 1 second
2) When the cover is closed after a paper jam is cleared (boom operation and erase cycle): 1 sec.
(Boom operation) + 2.4 sec. (Erase cycle) = 3.4 sec.
687200Q
Signal for detecting a problem in the Main Motor (LOW level when
the motor is normal, and HIGH level when the motor is abnormal)
switching on the motor, and HIGH level when switching off the motor)
P14 Signal Name
/MOT READY MO → M
5
MO ← M
6 /MAIN MOT
ON
Description
Signal Direction Trigger
MO: Main
Motor
M: MCU
Level
Level
Service Manual
HIGH LOW
Level Level
TTL TTL
TTL TTL
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