Lexmark 20G0130 - T 640dn B/W Laser Printer Manual de solución de problemas - Página 5
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Toner fog or background shading
appears on the page
•
Check the print cartridge to make sure it is
installed correctly.
•
The Toner Darkness setting may be too dark.
Change the Toner Darkness setting in the
Quality Menu.
•
Verify the environment is Class B.
•
Replace the charge rolls.
•
Replace the print cartridge.
Entire page is white
•
Make sure the packaging material is removed
from the print cartridge.
•
Check the print cartridge to be sure it is installed
correctly.
•
The toner may be low. To utilize the remaining
toner, remove the cartridge by gripping the
handles with both hands. With the cartridge
arrows pointing downward, firmly shake the
print cartridge side-to-side and front-to-back
several times to redistribute the toner. Reinstall
the cartridge and then press
procedure multiple times until the print remains
faded. When the print remains faded replace
the print cartridge.
Streaks appear on the page
•
The toner may be low. To utilize the remaining
toner, remove the cartridge by gripping the
handles with both hands. With the cartridge
arrows pointing downward, firmly shake the
print cartridge side-to-side and front-to-back
several times to redistribute the toner. Reinstall
the cartridge and then press
procedure multiple times until the print remains
faded. When the print remains faded replace
the print cartridge.
•
If you are using preprinted forms, make sure the
ink can withstand temperatures of 230°C
(446°F).
Printing is too dark
•
Change the Toner Darkness setting in the
Quality menu.
•
Change the Brightness setting in the Quality
menu.
•
Change the Contrast setting in the Quality
menu.
•
Verify the environment is Class B.
.
Repeat this
Characters have jagged or uneven
edges
•
Change the Print Resolution setting in the
Quality menu to 600 dpi, 1200 Image Q,
1200 dpi, or 2400 Image Q.
•
Enable Enhance Fine Lines.
•
If you are using downloaded fonts, verify the
.
Repeat this
fonts are supported by the printer, the host
computer, and the software application.
•
Verify the print media type and print tray type
settings match.
•
Verify you are using the correct printer drivers.
•
Verify the environment is Class B.
Part or all of the page is printed in
black
Check the print cartridge to see if it is installed
correctly.