Dealing With Unsatisfactory Copying - Oki MB460MFP User Manual

SYMPTOMS POSSIBLE CAUSES
Vertical lines The image drum cartridge is
appear. damaged.
The toner is low.
Horizontal Lines When the interval is about
and spots 94mm (4in), the image drum
appear (the green tube) is damaged or
periodically. dirty.
When the interval is about
42mm (1.5in), there may be
foreign particles in the image
drum cartridge.
When the interval is about
87mm (3.5in), the fuser unit is
damaged.
The image drum cartridge has
been exposed to light.
White area of Paper contains static.
paper is lightly
stained.
Too thick paper is used.
The toner is low.
Periphery of the The LED head is dirty.
letters is
smudged.
Toner comes off The thickness and type of the
when it is paper are incorrectly set.
rubbed.
Recycled paper is used.
Glossiness is not The thickness and type of the
uniform. paper are incorrectly set.

Dealing with unsatisfactory copying

As well as the suggestions provided in "Dealing with unsatisfactory printing" on
page 163, ensure that the scanner unit glass is clean at all times. Refer to "...the
document glass" on page 149.
STEPS TO TAKE
Replace the image drum cartridge.
Open the top cover and tap the cartridge
a few times to evenly distribute any
remaining toner. If symptoms persist,
replace the toner cartridge.
Wipe it lightly with a soft cloth. Replace
the image drum cartridge when it is
damaged.
Open/close the top cover, and print
again.
Replace the fuser unit.
Replace the image drum cartridge if the
problem is not resolved.
Use paper stored in proper temperature
and humidity conditions.
Use thinner paper.
Open the top cover and tap the cartridge
a few times to evenly distribute any
remaining toner. If symptoms persist,
replace the toner cartridge.
Wipe the LED head with a soft, lint-free
cloth.
Set the correct value of Media Type and
Media Weight in the Printer menu or set
one value thicker for Media Weight.
Set one value thicker for Media Weight in
the Printer menu.
Set the correct value of Media Type and
Media Weight in the Printer menu or set
one value lighter for Media Weight.
164 • Troubleshooting