Oki MC853 User Manual page 650

14.
Lower the paper set cover.
15.
While pressing the right arm on the MP tray, slightly lift the MP tray
and hook the tab.
Note
Closing the MP tray without putting the tab back in place may crack the paper set cover.
Be sure to put it back in place.
16.
In the same manner, while pressing the left arm on the MP tray,
slightly lift the MP tray and hook the tab.
Note
Closing the MP tray without putting the tab back in place may crack the paper set cover.
Be sure to put it back in place.
17.
Close the MP tray.
If the MP tray cannot be closed, press the paper setting part of the MP tray downward
to put the paper set cover back in place.
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