Lexmark 12N0003 - C 910 Color Laser Printer, User Reference Manual

Page: 145 / 323

143
46
Solving print quality problems
Problem Action
Print is too light, or printed
images or characters have voids
or dropouts. Make sure you’re using recommended paper or other media. Use media
from a new package. See
Media guidelines .
Make sure you have selected the correct Paper Type setting for the media
you’re using.
Set Toner Darkness to 4 in the Color Menu .
Clean the LEDs. See Cleaning the LEDs .
If you suspect a toner cartridge is low on toner, remove the appropriate
cartridge and gently shake it back-and-forth to distribute the toner evenly.
Reinsert the cartridge and try printing the job again.
Replace the toner cartridge that matches the color on the page that is too
light or not present in the void areas. See
Replacing a toner cartridge .
Replace the photodevelopers. If only black print appears light, you can
replace just the black photodeveloper. If one of the colors prints too light,
replace all three of the color photodevelopers. See
Replacing a
photodeveloper .
Colored lines, streaks, or
smudges appear on the printed
page, or print appears blurred or
unclear. Clean the LEDs. See Cleaning the LEDs .
Remove the affected toner cartridge and gently shake it back-and-forth to
distribute the toner evenly. Reinsert the cartridge and try printing the job
again. See
Replacing a toner cartridge .
Replace the toner cartridge that matches the color of the lines, streaks, or
smudges on the page. See
Replacing a toner cartridge .
Replace the photodevelopers. If only black print appears light, you can
replace just the black photodeveloper. If one of the colors prints too light,
replace all three of the color photodevelopers. See
Replacing a
photodeveloper .
Toner specks appear on the
page. Replace the oil coating roll. See Ordering supplies .