Xerox Phaser 7400

2-36 Phaser 7400 Color Printer Service Manual
■ Duplex Entrance Sensor
Detects the leading edge of the media and signals the Duplex Motor to begin
rotation in the forward direction.
■ Duplex Gate Solenoid
Activates the Duplex Gate directing media to the Duplex Transport Rollers.
■ Duplex Reverse Sensor
Detects media in the lower portion of the Duplex Unit and signals the Duplex
Motor to reverse rotation.
■ Duplex Front and Rear Sensors
Monitor media transport through the upper portion of the Duplex Unit.
■ Duplex Entrance Roller
Drive the media into the Duplex Unit.
■ Duplex Transport Rollers
Transport the media through the Duplex Unit and drive the sheet into the primary
paper path.
■ Duplex Motors
One motor drives the Duplex Entrance Roller, the other drives the Transport
Rollers using a series of belts.
s7400-034
a
b
Duplex Reverse
Roller (1)
Exit Gate
Roller (3)
Roller (2)
Roller (4)
Roller (5)
Duplex
Entrance
Sensor
Duplex Gate
Motor A
Motor B
Rear Duplex Sensor
Front Duplex Sensor