[. . . ] X422 User's Reference January 2004 www. lexmark. com Contents Notices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Edition notice . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Licensing notice . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 Safety information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 Cautions and warnings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [. . . ] · If you are using preprinted forms, make sure the ink can withstand temperatures of 200°C (392°F). See Replacing the print cartridge for instructions. Vertical streaks of various widths appear on print jobs with grayscale graphics, such as a pie chart or bar graph. · Contaminants, such as paper dust or lint, have accumulated on the printhead lens. See Replacing the print cartridge for instructions. Solving print quality problems 127 Troubleshooting Problem The print is light, but Toner Low does not appear on the control panel. Solution · Remove the print cartridge and shake it from side to side to redistribute the toner to extend the life of the cartridge, and then reinstall it. See page 108 in Replacing the print cartridge for an illustration of how to shake the print cartridge. · Remove the print cartridge and shake it from side to side to redistribute the toner to extend the life of the cartridge, and then reinstall it. See page 108 in Replacing the print cartridge for an illustration of how to shake the print cartridge. · Remove the print cartridge and shake it from side to side to redistribute the toner to extend the life of the cartridge, and then reinstall it. See page 108 in Replacing the print cartridge for an illustration of how to shake the print cartridge. See Replacing the print cartridge for instructions. Toner Low appears on the control panel. Solid black areas or white streaks appear on transparencies or paper. Solving print quality problems 128 Troubleshooting Problem Faint images or repetitive spots appear on the page. Solution · Try a different type of print media. See Replacing the print cartridge for instructions. Characters have jagged or uneven edges, or image quality is poor. · Change the Print Resolution setting in the print driver, MarkVision Professional, the control panel, or the Web pages. · If you are using downloaded fonts, verify that the fonts are supported by the MFP, the host computer, and the application. The job prints, but the left and top margins are incorrect. · Make sure the Paper Size setting is set correctly in the print driver, MarkVision Professional, the control panel, or the Web pages. · Verify that the Print Area setting in MarkVision Professional, the control panel, or the Web pages is correct. · Make sure the margins are set correctly in your application. Printing is too dark. · Change the Toner Darkness setting in the print driver, MarkVision Professional, the control panel, or the Web pages. · Make sure the lines per inch (lpi) setting is not set too high in the application. Solving print quality problems 129 Troubleshooting Problem Pages are blank. Solution · Send the print job again. · Make sure the packaging material is removed from the print cartridge. See page 108 of Replacing the print cartridge for information about removing the packaging. · Check the print cartridge to be sure it is installed correctly. · Check the print cartridge to see if it is installed correctly. See Replacing the print cartridge for instructions. Part or all of the page is printed in black. Toner fog or background shading appears on the page. · Check the print cartridge to make sure it is installed correctly. See Replacing the print cartridge for more information. Solving print quality problems 130 Troubleshooting Problem Unexpected characters print or characters are missing. Solution · Make sure you are using the correct print driver. · Make sure the USB or Ethernet cable is firmly plugged into its corresponding connector on the back of the MFP. See Restoring factory defaults for more information. Solving print quality problems 131 Troubleshooting Solving fax problems Problem No dial tone. [. . . ] No individual shortcut may appear more than once in this list. Shortcut is a profile. Media is being cycled out of the scan media path and print media path while the job stops. You are in the E-mail function; do not enter a fax shortcut. Enter an e-mail shortcut. See Managing shortcuts - creating, entering, deleting. Enter a fax shortcut. [. . . ]