Xerox DOCUPRINT N17 Service Manual page 237

14. MCU ↔ FAN MOTOR
Signal Name
FAN READY
FAN FAST
2
1
Xerox DocuPrint N17 Service Manual
Signal for detecting a problem in the Fan Motor (LOW level when the
motor is normal, and HIGH level when the motor is abnormal)
Control signal for switching the motor speed (LOW level for the High
speed, and HIGH level for the Low speed)
P23 Signal Name Signal Direction
F → M
FAN READY
F ← M
FAN FAST
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Description
Trigger HIGH
Level
F: FAN
M: MCU
Level TTL
Level TTL
6/98
6-41
LOW
Level
TTL
TTL
Wiring Data