Problem Cause Solution
Unwanted lines appear on the copy. The flatbed scanner or the ADF glass
might be dirty.
Clean the flatbed scanner or the ADF
glass. See
Clean the flatbed scanner
glass on page 30.
The photosensitive drum inside the print
cartridge might have been scratched.
Install a new HP print cartridge. See Print
cartridge on page 27.
Black dots or streaks appear on the copy. Ink, glue, correction fluid, or an unwanted
substance might be on the automatic
document feeder (ADF) or flatbed
scanner.
Clean the flatbed scanner or the ADF
glass. See
Clean the flatbed scanner
glass on page 30.
Copies are too light or dark. The printer driver or product software
settings might be incorrect.
Verify that the quality settings are
correct.
See the product software Help for more
information about changing the settings.
Text is unclear. The printer driver or product software
settings might be incorrect.
Verify that the quality settings are
correct.
See the product software Help for more
information about changing the settings.
Media-handling problems
Problem Cause Solution
Poor print quality or toner adhesion The paper is too moist, too rough, too
heavy or too smooth, or it is embossed
or from a faulty paper lot.
Try another kind of paper, between 100
and 250 Sheffield, 4% to 6% moisture
content.
Dropouts, jamming, or curl The paper has been stored incorrectly. Store paper flat in its moisture-proof
wrapping.
The paper has variability from one side
to the other.
Turn the paper over.
Excessive curl The paper is too moist, has the wrong
grain direction, or is of short-grain
construction
Use long-grain paper.
The paper varies from one side to the
other.
Turn the stack over.
Jamming, damage to product The paper has cutouts or perforations. Use paper that is free of cutouts or
perforations.
ENWW Copy problems 167
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