Duplex Unit
Phaser 6121MFP Service Manual
The Duplex Unit adds 2-sided print capability to the system. The following
illustrations show the location of components within the Duplex Unit.
Cooling Fan Motor (FM3)
Transport Roller
Transport Sensor
AD Drive Board
Registration Roller
Registration Roller
Theory of Operation
Switchback Motor
Loop Sensor (PS13)
Transport Roller
s6121mfp-163
Door Sensor
Transport
Motor (M6)
Registration
Solenoid (SD7)
s6121mfp-164
2-57