Oki C 5200n - Manual (Page 13)

LOADING PAPER > 13
LOADING PAPER
CASSETTE TRAYS
1. Remove the paper tray from the printer.
2. Fan the paper to be loaded at the edges (1) and in the middle (2)
to ensure that all sheets are properly separated, then tap the
edges of the stack on a flat surface to make it flush again (3).
1 2 3