Lexmark C920 User Manual page 39

2
Loosen the guide rail thumbscrews.
3
Rotate the adjustment knobs as needed to align the holes in the finisher with the pins.
To raise the finisher, rotate the adjustment knobs clockwise.
To lower the finisher, rotate the adjustment knobs counterclockwise.
4
Roll the finisher toward the printer until the finisher locks to the docking plate pins.
You hear a click when the finisher locks into position.
If the pins go into the holes but the finisher did not lock to the pins, see Aligning the sides of the finisher.
Otherwise, go to Aligning the top of the finisher.
Installing and removing options
Aligning the optional finisher
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