Lexmark C746DN User's Guide Lexmark C746 series and Lexmark C748 Series

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Streaked vertical lines appear on prints

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.

MAKE SURE THE PRINTER HAS BEEN RECALIBRATED RECENTLY

Select Color Adjust in the Quality menu.

Troubleshooting 235

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Lexmark C746DN