HP LaserJet Pro P1102 HP LaserJet Professional P1100 Printer series - User Gui - Page 95

Dropouts, Vertical lines, Gray background, Toner smear - weight

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Dropouts Vertical lines Gray background Toner smear ENWW ● A single sheet of media might be defective. Try reprinting the job. ● The media moisture content is uneven or the media has moist spots on its surface. Try printing with new media. ● The media lot is bad. The manufacturing processes can cause some areas to reject toner. Try a different type or brand of media. ● The print cartridge might be defective. Install a new genuine HP print cartridge. ● 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. ● Change the media 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 86 ● Install a new genuine HP print cartridge. ● If toner smears appear on the leading edge of the media, the media guides might be dirty. Wipe the media guides with a dry, lint-free cloth. ● Check the media type and quality. ● The fuser temperature might be too low. In the printer driver, make sure the appropriate media type is selected. ● Try installing a new genuine HP print cartridge. Solve image-quality problems 83

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Dropouts
A single sheet of media might be defective. Try reprinting
the job.
The media moisture content is uneven or the media has
moist spots on its surface. Try printing with new media.
The media lot is bad. The manufacturing processes can
cause some areas to reject toner. Try a different type or
brand of media.
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 media 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
86
Install a new genuine HP print cartridge.
Toner smear
If toner smears appear on the leading edge of the media,
the media guides might be dirty. Wipe the media guides
with a dry, lint-free cloth.
Check the media type and quality.
The fuser temperature might be too low. In the printer
driver, make sure the appropriate media type is selected.
Try installing a new genuine HP print cartridge.
ENWW
Solve image-quality problems
83