Xerox 6030 User Manual page 402

The copies are too light.
Verification #1:
Verification #2:
Solution:
Parts of the document do not copy.
Verification #1:
Solution:
The copy is misaligned or angled.
Verification #1:
Solution:
It is not possible to copy in the required size.
Verification #1:
Solution:
Verification #2:
Solution:
Black lines are printed on the copy.
Verification #1:
Solution:
Is the density of the document too light?
Has the image density been set too light?
Increase the density level.
Refer to "3.8 Image Density" for details on image density.
Is the paper damp?
Some areas of a document will not reproduce and there will be a
loss of sharpness if the paper is damp. Replace the paper with
paper from an unopened package. If the condition does not
improve, contact your Service Representative.
Refer to "1.9 Using Originals" for details on handling paper.
Was the document correctly aligned with the document
insertion guide when scanned?
Align the document with the document insertion guide when
scanning.
Refer to "1.9 Using Originals" for details on loading documents.
Was the document misaligned or skewed when scanned?
Feed the document correctly.
Are the auto mode settings incorrect?
Set up the auto mode settings correctly.
Refer to "3.2 Making Copies in the Auto Mode" for details on the
auto mode.
Is the scanner's platen roller dirty?
Clean the scanner.
Refer to "Chapter 12 Maintenance" for details on taking care of
the machine.