1-42 Service Manual
4023-001
Cross-Sectional View
Switchback Mechanism
Switchback Operation
To accomplish the switchback operation, the switchback motor
reverses the rotational direction of the paper exit roller. The one-
sided print then feeds into the duplex unit. The drive of the
switchback motor is transmitted through a gear train.
1 Duplex Unit Transport Roller 1 3 Duplex Unit Transport Roller 2
2 Duplex Unit Transport Roll 1 4 Duplex Unit Transport Roll 2