Lexmark 25A0591, C736 T HE TONER CARTRIDGE MAY BE WORN , DEFECTIVE , OR , T HE FUSER MAY BE , Streaked vertical lines, T HE TONER MAY HAVE , T HE TONER CARTRIDGE MAY BE , T HE TRANSFER MODULE MAY BE WORN OR , Toner fog or background shading appears on the page, T HE TONER CARTRIDGE MAY BE DEFECTIVE OR INSTALLED

THE TONER CARTRIDGE MAY BE WORN, DEFECTIVE, OR EMPTY
Replace the toner cartridge.
THE FUSER MAY BE DEFECTIVE
Replace the fuser.
THE PHOTOCONDUCTOR MAY BE DEFECTIVE
Replace the photoconductor.
Streaked vertical lines
ABCDE
ABCDE
ABCDE
These are possible solutions. Try one or more of the following:
THE TONER MAY HAVE SMEARED
Select another tray or feeder to feed paper for the job:
•From the printer control panel Paper Menu, select the Def ault Source.
•For Windows users, select the paper source from Print Propertie s.
•For Macintosh users, select the paper source from the Print dialog and pop‑up menus.
THE TONER CARTRIDGE MAY BE DEFECTIVE
Replace the toner cartridge.
THE TRANSFER MODULE MAY BE WORN OR DEFECTIVE
Replace the transfer module.
Toner fog or background shading appears on the page
These are possible solutions. Try one or more of the following:
THE TONER CARTRIDGE MAY BE DEFECTIVE OR INSTALLED INCORRECTLY
Reinstall or replace the toner cartridg e.
Troubleshooting 187