Oki C 5400n - Manual (Page 123)

Troubleshooting • 121
CHECK BELT
330: BELT MISSING The belt unit is not
properly installed. Open the top cover and
lift out the black (K) and
Yellow (Y) image
drums, placing them on
a flat surface. Check to
be sure that the belt
unit latches are fully in
the latched position:
then reinstall the image
drums.
CHECK FUSER
320: FUSER MISSING The fuser unit is not
properly installed. Open the top cover and
check to be sure that
the fuser unit is
properly seated in the
printer and that the lock
levers are pushed all
the way toward the
back of the printer:
CHECK MP TRAY
390: PAPER :JAM Paper has jammed
while exiting the MP
Tray. Clear the jam: see
“Jam 390” on
page 117.
Message Meaning What to Do