HP LaserJet 1020 HP LaserJet 1020 - User Guide - Page 74

Vertical lines, Gray background, Toner smear, Problem solving - drum

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Vertical lines Gray background Toner smear ● The photosensitive drum inside the print cartridge has probably been scratched. Install a new HP print cartridge. See Changing the print cartridge on page 51 for instructions. ● Decrease the print density setting through printer properties. This decreases the amount of background shading. See Printer properties (driver) on page 8. ● Change the media to a lighter basis weight. See Printer media considerations on page 11 for more information. ● Check the printer's environment. Very dry (low humidity) conditions can increase the amount of background shading. ● Install a new HP print cartridge. See Changing the print cartridge on page 51 for instructions. ● 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. See Cleaning the printer on page 40 for more information. ● Check the media type and quality. ● Install a new HP print cartridge. See Changing the print cartridge on page 51 for instructions. ● The fuser temperature might be too low. In your printer driver, make sure that the appropriate media type is selected. 64 Chapter 4 Problem solving ENWW

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Vertical lines
●
The photosensitive drum inside the print cartridge has
probably been scratched. Install a new HP print cartridge.
See
Changing the print cartridge
on page
51
for
instructions.
Gray background
●
Decrease the print density setting through printer
properties. This decreases the amount of background
shading. See
Printer properties (driver)
on page
8
.
●
Change the media to a lighter basis weight. See
Printer
media considerations
on page
11
for more information.
●
Check the printer's environment. Very dry (low humidity)
conditions can increase the amount of background
shading.
●
Install a new HP print cartridge. See
Changing the print
cartridge
on page
51
for instructions.
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. See
Cleaning the printer
on page
40
for more information.
●
Check the media type and quality.
●
Install a new HP print cartridge. See
Changing the print
cartridge
on page
51
for instructions.
●
The fuser temperature might be too low. In your printer
driver, make sure that the appropriate media type is
selected.
64
Chapter 4
Problem solving
ENWW