Lexmark X790 Series User Manual page 299

T
HE TONER IS SMEARED
Select another tray or feeder to feed paper for the job:
•
From the printer control panel, select the Default Source from the Paper Menu.
•
For Windows users, select the paper source from Print Properties.
•
For Macintosh users, select the paper source from the Print dialog and pop-up menus.
A
TONER CARTRIDGE IS DEFECTIVE
Replace the defective toner cartridge.
T
HE TRANSFER MODULE IS WORN OR DEFECTIVE
Replace the transfer module.
Toner fog or background shading appears on a page
Try one or more of the following:
M
AKE SURE PRINT CARTRIDGES ARE INSTALLED CORRECTLY AND ARE NOT DEFECTIVE
Reinstall or replace the print cartridge.
M
AKE SURE THE TRANSFER BELT IS NOT WORN OR DEFECTIVE
Replace the transfer belt. For more information, see the instruction sheet that came with the replacement part.
M
AKE SURE THE FUSER IS NOT WORN OR DEFECTIVE
Replace the fuser. For more information, see the instruction sheet that came with the replacement part.
M
AKE SURE THERE IS NO TONER IN THE PAPER PATH
Clean any visible toner from the paper path. If the problem persists, then contact customer support.
R
ECALIBRATE THE PRINTER
Perform color adjust from the printer control panel Quality menu.
C
HECK THE SOFTWARE PROGRAM OR APPLICATION
The software program or application may have specified an off-white background.
Troubleshooting
299