Lexmark 734DN Print Quality - Page 4

Print quality guide Page 4 of 8 Streaked horizontal lines Example ABCDE ABCDE ABCDE Cause Solution A toner cartridge is defective, empty, or Replace the toner cartridge. worn. Fuser is defective or worn. Replace the fuser. Photoconductor may be defective. Replace the defective photoconductor. Streaked vertical lines Example ABCDE ABCDE ABCDE Cause Toner is smeared before fusing to the paper. Toner cartridge is defective. Transfer module is worn or defective. Solution If paper is stiff, try feeding from another tray. Replace the toner cartridge causing the streaks. Replace the transfer module. Uneven print density Example ABCDE ABCDE ABCDE Cause Solution Toner cartridge is worn or defective. Replace the toner cartridge. Photoconductor is worn or defective. Replace the photoconductor. Print is too dark Cause Solution Printer may not have recalibrated recently. Perform Color Adjust from the Quality menu. Toner Darkness setting is too dark, RGB Brightness setting is too Select a different Toner Darkness setting, RGB Brightness setting, dark, or RGB Contrast setting is too high. or RGB Contrast setting from Print Properties before sending the job to print. Toner cartridge is worn or defective. Replace the toner cartridge.