Konica Minolta bizhub C31P, User Manual

Page: 230 / 282

Solving Problems with Printing Quality 216
There are
toner
smudges or
residual
images. One or more of the
print units may be
defective or installed
incorrectly. Remove the print units and check them
for damage. If one is damaged,
replace it.
There are
toner
smudges on
the back side
of the page
(whether or
not it has
been
duplexed). The media transfer
roller is dirty. Clean the media transfer roller.
If you think the transfer roller should be
replaced, contact Technical Support
with the error information.
The media path is
dirty with toner. Print several blank sheets and the
excess toner should disappear.
One or more of the
print units may be
defective. Remove the print units and check it for
damage. If it is damaged, replace it.
Abnormal
areas (white,
black, or
color) appear
in a regular
pattern. The laser lens is dirty. Clean the laser lens.
A print unit may be
defective.
Remove the print unit with the color
causing the abnormal image. Replace
it with a new print unit.
Symptom Cause Solution