Dropouts
●
A single sheet of paper might be defective. Try reprinting
the job.
●
The media moisture content is uneven or the paper has
moist spots on its surface. Try printing with new paper.
●
The paper lot is bad. The manufacturing processes can
cause some areas to reject toner. Try a different type or
brand of paper.
●
The print cartridge might be defective. Install a new
genuine HP print cartridge.
Vertical lines
●
Toner might be on the photosensitive drum. Print a few
more pages to see if the problem might correct itself.
●
The photosensitive drum inside the print cartridge has
probably been scratched. Install a new genuine HP print
cartridge.
Gray background
●
Change the paper to a lighter basis weight.
●
Check the product environment. Very dry (low humidity)
conditions can increase the amount of background
shading.
●
The density setting might be too high. Adjust the density
setting. See
Change print density on page 122
●
Install a new genuine HP print cartridge.
Toner smear
●
If toner smears appear on the leading edge of the paper,
the paper guides might be dirty. Wipe the paper guides
with a dry, lint-free cloth.
●
Check the paper type and quality.
●
The fuser temperature might be too low. In the printer
driver, make sure the appropriate paper type is selected.
●
Try installing a new genuine HP print cartridge.
118 Chapter 3 Solve problems ENWW
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