Theory of Operation
Duplex Unit
Duplex Drive
2-52
The Duplex Unit adds 2-sided print capability to the system. The following
illustration shows the location of components within the Duplex Module.
Duplex Fan
Transport
Sensor
Duplex
Control
Board
Paper
Loop
Sensor
The print engine's Exit Roller, typically driven by the Fusing Motor during one-
sided operations, feeds media into the Duplex Option. For duplex operation, a
lever disengages the Fusing Motor from the Exit Roller, and engages the
Duplex Reverse Motor.
Phaser 6115MFP Multifunction Product Service Manual
Reverse Motor
Transport Motor
Door
Sensor
Duplex
Solenoid
Registration Rollers
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