Oki C5510nMFP User Manual page 105

If the sheet is low down in this area and difficult to remove,
it is probably still gripped by the fuser. In this case raise
the top cover, reach around and press down on the fuser
pressure release lever (7).
11. If you are not using the rear exit tray, close it once paper
has been removed from this area.
12. Lift the front cover release and pull open the front cover.
Troubleshooting> 104
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