Dell E310dw Dell Printer Users Guide - Page 147
and graphics at 3.7 in. 94, mm intervals
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• Clean the corona wire inside the drum unit. • Clean the drum unit. • The drum unit may be damaged. Replace the drum unit with a new drum unit. Lines across the page • Check the machine's environment. Conditions such as high humidity and high temperatures may cause this print quality problem. • Clean the drum unit. • If the problem is not solved after printing a few pages, replace the drum unit with a new drum unit. White lines, bands or ribbing across the page • Make 10-15 copies of a blank, white sheet of paper. If the problem is not solved after printing the blank pages, the drum unit may have foreign material, such as glue from a label, stuck on the drum. Clean the drum unit. • The drum unit may be damaged. Replace the drum unit with a new drum unit. White Spots on black text and graphics at 3.7 in. (94 mm) intervals Black spots at 3.7 in. (94 mm) intervals Troubleshooting 147