Lexmark C748 Print Quality Guide - Page 10

Print quality guide Page 10 of 13 Streaked vertical lines appear on prints ABCDE ABCDE ABCDE Try one or more of the following: SELECT ANOTHER TRAY OR FEEDER • From the printer control panel, navigate to: Paper Menu > Default Source > select a tray or feeder > Submit • 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. MAKE SURE THERE IS NO WORN, DEFECTIVE, OR EMPTY PRINT OR TONER CARTRIDGE Replace the worn, defective, or empty cartridge. MAKE SURE THE TRANSFER MODULE IS NOT WORN OR DEFECTIVE Replace the worn or defective transfer module. Toner fog or background shading appears on the page Try one or more of the following: MAKE SURE THE PRINT OR TONER CARTRIDGE IS INSTALLED CORRECTLY OR IS NOT DEFECTIVE Reinstall or replace the defective print or toner cartridge. MAKE SURE THE TRANSFER MODULE IS NOT WORN OR DEFECTIVE Replace the worn or defective transfer module. MAKE SURE THE PHOTOCONDUCTOR IS NOT WORN OR DEFECTIVE Replace the worn or defective photoconductor. MAKE SURE THE FUSER IS NOT WORN OR DEFECTIVE Replace the worn or defective fuser.