Sharp AR-280 Operation Manual page 97

Paper feed area open/close lever
If the misfed paper is in the right side of the duplex module:
1 Open the right side cover.
Hold the handle and gently open the cover.
If any paper is set in the bypass tray, remove the paper and
close the bypass tray before opening the right side cover.
Remove the misfed paper.
2
Open the paper feed area open/close lever in the direction of
the arrow and remove the misfed paper.
3 Close the right side cover.
Confirm that the misfeed display is cleared.
MISFEED REMOVAL
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