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Xerox DocuPrint N17 Service Manual
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Wiring Data
14. MCU
↔
FAN MOTOR
Signal Name
Description
FAN READY
Signal for detecting a problem in the Fan Motor (LOW level when the
motor is normal, and HIGH level when the motor is abnormal)
FAN FAST
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: FAN
M: MCU
Trigger
HIGH
Level
LOW
Level
2
FAN READY
F
→
M
Level
TTL
TTL
1
FAN FAST
F
←
M
Level
TTL
TTL
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