Panasonic KX-P8415 Maintenance Manual page 37

Settings and Printing
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 unit.
Light vertical streaks appear
in all colors.
Maintenance
Possible Cause
The fuser unit's internal roller
is not being consistently oiled.
or
The fuser unit's internal roller
is contaminated with toner
particles.
The fuser unit is near the end
of its useful life.
The oil supply roll has
reached the end of its useful
life.
The charge unit is dirty.
Specifications
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 unit.
Replace the fuser unit
(depending on your quality
needs, you can continue to
print until the dark vertical lines
appear).
Replace the oil supply roll.
Replace the charge unit.
Contents
Troubleshooting
Corrective Action
37