Ricoh Aficio SP 5210DN Hardware Manual page 122

6. Loading Paper
6. Fan the paper before loading paper in the tray.
7. Load the new paper stack print side down.
Make sure paper is not stacked higher than the upper limit (upper line) marked inside the tray.
6
Slide the guides inward, until they are flush against the paper's sides.
8. Adjust the paper guides to close any gaps.
Do not move paper loaded in the tray more than a few millimeters.
Moving the loaded paper excessively can cause damage to paper edges on the openings of the
tray's lifting plate, resulting in sheets being folded or becoming jammed.
9. Hold the tray with both hands, slide it along the rails of the printer body, and then push it
straight in.
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