Oki ES1220n Blurred letter edges, One side of printed pages appears blurred, Toner rubs off when you rub the printed surface.

ES 1220n Troubleshooting • 285
Blurred letter edges
One side of printed pages appears blurred
Toner rubs off when you rub the printed surface.
Possible cause Remedy
LED is dirty. Clean LED with lens cleaner or soft tissue.
Cannot print desired
color because toner
is low.
Replace toner cartridge (see “Toner Cartridge
Replacement” on page 219).
Possible cause Remedy
Top cover is not
properly closed.
Press the cover release latch and open, then
close, the cover.
One or more of the
toner cartridges is
not seated properly.
Open the top cover and check to be sure that
each toner cartridge is fully seated and that each
toner cartridge lock lever is pushed all the way
back.
Possible cause Remedy
Media Weight and
Media Type settings
may not be appropriate.
Set the value of media weight in the menu to
the next heaviest one (MEDIA MENU → YYY
MEDIA WEIGHT).
Packing materials were
left on the fuser when it
was installed.
Careful! Fuser my be HOT!
Open the top cover and check to be sure that
all the packing materials were removed from
the fuser. To remove the fuser see “Fuser
Replacement” on page 240.