Oki C 5400n - Manual (Page 19)

Loading Paper • 17
Loading Paper
Trays 1 and 2
1. Remove the paper tray from the printer.
NOTE
If you have the optional second paper tray installed:
• If you are printing from the 1st (upper) tray, you can
pull out the 2nd (lower) tray and reload it while the
printer is printing.
• If you are printing from the 2nd (lower) tray, do not
pull out the 1st (upper) tray while printing. This will
cause a paper jam.