12.1 When the Print Quality Is Low
12
12-3
Troubleshooting Chapter 12
There are dark specks or spots
throughout the printed output.
There are streaks in the printed
output.
The original glass is dirty. Wipe the glass with a soft, dry
cloth. (See page 9-2.)
Either the document pad or the
document transfer belt is dirty.
Clean the document pad or the
document transfer belt with a
soft cloth dampened with a
mild detergent. (See
page 9-3.)
The original document is
printed on highly translucent
material, such as diazo
photosensitive paper or
overhead projector
transparencies.
Place a blank sheet of paper
on top of the document. (See
page 2-44.)
A double-sided document is
being copied.
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.)
The electrostatic charger is
dirty.
Use the charger-cleaning tool
to clean the electrostatic
charger. (See page 9-5.)
The image is not aligned properly on
the paper.
The document is not
positioned correctly.
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.)
The document is not
positioned correctly in the
reverse automatic document
feeder.
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.)
The original glass is dirty
(while using the reverse
automatic document feeder).
Wipe the glass with a soft, dry
cloth. (See page 9-2.)
The document guides are not
slid up against the edges of the
document.
Slide the document guides
against the edges of the
document.
Curled paper was loaded into
the paper drawer.
Flatten the paper before
loading it.
The printed page is curled. The paper that was used (as
with recycled paper) curls
easily.
Remove the paper from the
paper drawer, turn it over, and
then load it again.
Replace the paper with paper
that is not damp.
Symptom Possible Cause Remedy
