Settings and Printing
Maintenance
Specifications
37
Corrective Action
Trouble
Possible Cause
Replace the fuser unit
(depending on your quality
needs, you can continue to
print until the dark vertical lines
appear).
Print 5-10 pages of blank
pages to clean the roller.
If you still see the problem:
B
Replace the oil supply roll.
If you still see the problem:
B
Replace the fuser unit.
Replace the oil supply roll.
The fuser unit is near the end
of its useful life.
The oil supply roll has
reached the end of its useful
life.
The surface of the printed
image appears to have vertical
scratches (visible by holding
the print at an angle and
observing the “shine” of the
image).
At first, the scratches appear
only on the printed image;
eventually, dark vertical
scratches appear on the
unprinted portion of the page.
Media frequently wraps around
the fuser unit.
A piece of the printed image is
missing and reappears out of
place, approximately 129 mm
(5
″
) down the page.
The fuser unit’s internal roller
is not being consistently oiled.
or
The fuser unit’s internal roller
is contaminated with toner
particles.
Troubleshooting
Replace the charge unit.
The charge unit is dirty.
Light vertical streaks appear
in all colors.