Panasonic KX-P8410 Operating Instructions Manual page 121

Trouble
A piece of the printed
image is missing and
reappears out of place,
approximately 129 mm
(5") down the page.
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.
Light vertical streaks
appear in all colors.
Care and Maintenance
Possible Cause
The fuser's internal roller
is not being consistently
oiled.
or
The fuser's internal roller
is contaminated with
toner particles.
The fuser is near its
useful life.
The oil supply roll has
reached its useful life.
The main charge grid is
dirty.
Corrective Action
Print 5-10 pages of blank
pages to clean the roller.
If you still see the
problem:
BReplace the oil supply
roll.
If you still see the
problem:
BReplace the fuser.
Replace the fuser
(depending on your
quality needs, you can
continue to print until the
dark vertical lines
appear).
Replace the oil supply
roll.
Replace the imaging unit.
121