Konica Minolta magicolor 3730DN - Manual (Page 147)

Solving Problems with Printing Quality 7-32
There are
toner
smudges or
residual
images. One or more of the
toner cartridges may
be defective or
installed incorrectly. Remove the toner cartridges and
check them for damage. If one is dam-
aged, replace it.
There are
toner
smudges on
the back side
of the page
(whether or
not it has
been
duplexed). The media path is
dirty with toner. Print several blank sheets and the
excess toner should disappear.
One or more of the
toner cartridges may
be defective. Remove the toner cartridges 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 toner cartridges
may be defective.
Remove the toner cartridges with the
color causing the abnormal image.
Replace it with a new toner cartridges.
Symptom Cause Solution