1-76 Service Manual
4023-001
Finisher Tray Drive Mechanism
The finisher tray retracts so that the processed print set/stack drops
onto the elevator tray.
The finisher tray motor transmits drive through a belt and gear,
moving the rack in the left-to-right direction. This causes the
retracting motion of the finisher tray.
The finisher tray home position sensor detects the finisher tray home
position. The home position serves as reference for retracting the
tray.
The finisher tray motor turns forward to move the finisher tray to the
home position and backward to retract the finisher tray.
Paper Trailing Edge Alignment
As the finisher tray retracts, the print set/stack drops on the elevator
tray. The trailing edge of the print stack does not always rest flat on
the elevator tray. This causes the stack to curve upward. To correct
this, the paper aligning belts turn to properly align the print stack
trailing edge when the finisher tray returns to the home position.
The finisher tray motor rotates forward which turns the gear, belt,
one-way gear and the paper aligning belts. When the finisher tray
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