Lexmark XC9235 User Guide - Page 144
Horizontal dark lines, Notes, Settings, Troubleshooting, Print Quality Test s
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Troubleshooting 144 Action Yes Step 4 a Inspect the test pages to determine which color is affected. b Remove, and then reinstall the photoconductor unit and the toner cartridge. Contact customer support. Warning-Potential Damage: Do not expose the photoconductor unit to direct light for more than one minute. Extended exposure to light may cause print quality problems. Warning-Potential Damage: Do not touch the photoconductor drum. Doing so may affect the quality of future print jobs. c Print the document. No The problem is solved. Does gray or colored background still appear on prints? Horizontal dark lines ABCDE ABCDE ABCDE Notes: • Before solving the problem, print the print quality test pages. From the home screen, touch Settings > Troubleshooting > Print Quality Test Pages. • If horizontal dark lines keep appearing on your prints, then see the "Repeating defects" topic. Action Yes No Step 1 Go to step 2. a Depending on your operating system, specify the tray or feeder from the Printing Preferences or Print dialog. b Print the document. The problem is solved. Do horizontal dark lines still appear on prints?