Konica Minolta bizhub c350 User Manual page 444

12.1 When the Print Quality Is Low
Symptom
There are dark specks or spots
throughout the printed output.
There are streaks in the printed
output.
The image is not aligned properly on
the paper.
The printed page is curled.
C350
Possible Cause
The original glass is dirty.
Either the document pad or the
document transfer belt is dirty.
The original document is
printed on highly translucent
material, such as diazo
photosensitive paper or
overhead projector
transparencies.
A double-sided document is
being copied.
The electrostatic charger is
dirty.
The document is not
positioned correctly.
The document is not
positioned correctly in the
reverse automatic document
feeder.
The original glass is dirty
(while using the reverse
automatic document feeder).
The document guides are not
slid up against the edges of the
document.
Curled paper was loaded into
the paper drawer.
The paper that was used (as
with recycled paper) curls
easily.
Remedy
Wipe the glass with a soft, dry
cloth. (See page 9-2.)
Clean the document pad or the
document transfer belt with a
soft cloth dampened with a
mild detergent. (See
page 9-3.)
Place a blank sheet of paper
on top of the document. (See
page 2-44.)
If a thin double-sided
document is being copied, the
information on the back side
may be reproduced in the
copy. Touch [Density], and
then select a lighter
Background setting for the
"Density" parameter. (See
page 3-45.)
Use the charger-cleaning tool
to clean the electrostatic
charger. (See page 9-5.)
Correctly position the
document against the
document width scales. (See
page 2-44.)
If the reverse automatic
document feeder is installed,
correctly adjust the document
guides for the size of the
document. (See page 2-41.)
If the document cannot be fed
correctly through the reverse
automatic document feeder,
make copies by positioning the
document on the original
glass. (See page 2-44.)
Wipe the glass with a soft, dry
cloth. (See page 9-2.)
Slide the document guides
against the edges of the
document.
Flatten the paper before
loading it.
Remove the paper from the
paper drawer, turn it over, and
then load it again.
Replace the paper with paper
that is not damp.
12
12-3