Lexmark X644E Troubleshooting Guide - Page 5

Streaks appear on the page Characters have jagged or uneven The job prints, but the top and side edges margins are incorrect • The toner may be low. To utilize the remaining toner, remove the cartridge by gripping the handles with both hands. With the cartridge arrows pointing downward, firmly shake the print cartridge side-to-side and front-to-back several times to redistribute the toner. Reinstall the cartridge. Repeat this procedure multiple times until the print remains faded. When the print remains faded, replace the print cartridge. • If you are using preprinted forms, make sure the ink can withstand temperatures of 230°C (446°F). Printing is too dark • Change the Print Resolution setting in the Quality menu to 600 dpi, 1200 Image Q, 1200 dpi, or 2400 Image Q. • Enable Enhance Fine Lines. • If you are using downloaded fonts, verify the fonts are supported by the printer, the host computer, and the software application. • Verify the print media type and print tray type settings match. • Verify you are using the correct printer drivers. • Verify the environment is Class B. Part or all of the page is printed in black • Change the Toner Darkness setting in the Quality menu. • Change the Brightness setting in the Quality menu. • Change the Contrast setting in the Quality menu. • Verify the environment is Class B. Check the print cartridge to see if it is installed correctly. • Make sure the Paper Size setting in the Paper menu is correct. • Make sure the margins are set correctly in your software application. Ghost images appear • Make sure the Paper Type setting in the Paper menu is correct. • Verify the environment is Class B. • Replace the charge rolls. • Replace the print cartridge. • Replace the photoconductor kit. Some of the print is cut off on the sides, top, or bottom of the media Move the guides in the tray to the proper positions for the size loaded. Print is skewed or inappropriately slanted Move the guides in the tray to the proper positions for the size loaded. Transparency print quality is poor. • Use only transparencies recommended by the printer manufacturer. • Make sure the Paper Type setting in the Paper menu is set to Transparency.