When Incorrect Copies Are Produced - Konica Minolta bizhub 163 User Manual

Troubleshooting
9 Troubleshooting
9.1

When incorrect copies are produced

Symptom
The copy is too light.
The copy is too dark.
The copy is blurry.
There are streaks in the
copy.
There are dark specks or
spots throughout the
copy.
bizhub 163/211
Possible Cause
Is the copy density set too light?
Is the paper damp?
Is the copy density set too dark?
Was the document not pressed
close enough against the original
glass?
Is the paper damp?
Was the document not pressed
close enough against the original
glass?
Is the original glass dirty?
Is the document pad dirty?
Was the original document print-
ed on highly translucent materi-
al, such as diazo photosensitive
paper or overhead projector
transparencies?
Is a double-sided document be-
ing copied?
The PC drum unit has reached
the end of its service life.
Remedy
Press the [Density] key and se-
lect the desired copy density.
(See page 5-61.)
Replace the paper with new pa-
per. (See page 4-9.)
Press the [Density] key and se-
lect the desired copy density.
(See page 5-9.)
Position the document so that it
is pressed closely against the
original glass. (See page 4-19.)
Replace the paper with new pa-
per. (See page 4-9.)
Position the document so that it
is pressed closely against the
original glass. (See page 4-19.)
Wipe the glass with a soft, dry
cloth. (See page 10-8.)
Clean the document pad with a
soft cloth dampened with a mild
detergent. (See page 10-9.)
Place a blank sheet of paper on
top of the document. (See
page 4-20.)
If a thin double-sided document
is being copied, the information
on the back side may be repro-
duced in the copy. Press the
[Density] key, and then select a
lighter density setting. (See
page 5-9.)
Contact your service representa-
tive.
9
9-3