2-56 Phaser 7500 Printer Service Manual
Theory of Operation
Duplex Feed (Optional)
Duplex Motor (PL14.5.8)
The Duplex Motor drives the Duplex Roller 1, Duplex Roller 2, and Duplex Roller 3
and transports paper within the Duplex Assembly.
Duplex Wait Sensor (PL14.6.8)
The Duplex Wait Sensor detects whether the paper is being transported in the
Duplex Assembly by changes in the Actuator.
No paper: Sensor blocked
Duplex Cover Switch (PL14.6.25)
The Duplex Cover Switch detects the Open/ Close state of the Duplex Cover.
Closing the Duplex Cover turns the Switch On.
s7500-385
Duplex Cover Switch
Duplex Motor
Duplex Wait Sensor