Oki C330 - Manual (Page 20)

20 – C330/C530 Loading Paper
5. Gently insert the paper tray in the printer.
To prevent paper jams:
• Do not leave space between the paper and the guides
and rear stopper.
• Do not overfill the paper tray. Capacity depends on the
type of paper stock.
• Do not load damaged paper.
• Do not load paper of different sizes or types at the same
time.
• Close the paper tray gently.