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Printing quality problemsIf the inside of the machine is dirty or paper has been loaded improperly,you may notice a reduction in print quality. See the table below to clearthe problem.ConditionLight or faded printToner specksDropoutsSuggested solutionsIf a vertical white streak or faded area appearson the page:• The toner supply is low. You may be able totemporarily extend the toner cartridge life. Ifthis does not improve the print quality, installa new toner cartridge.• The paper may not meet paperspecifications; for example, the paper maybe too moist or rough. (Page 4.3)• If the entire page is light, the print resolutionsetting is too low or the toner save mode ison. Adjust the print resolution and turn thetoner save mode off. See the help screen ofthe printer driver and refer to Softwaresection, respectively.• A combination of faded or smeared defectsmay indicate that the toner cartridge needscleaning. Contact a service representative.• The surface of the LSU part inside themachine may be dirty. Clean the LSU,contact a service representative.• The paper may not meet specifications; forexample, the paper may be too moist orrough. (Page 4.3)• The transfer roller may be dirty. Clean theinside of your machine. Contact a servicerepresentative.• The paper path may need cleaning. Contacta service representative.If faded areas, generally rounded, occurrandomly on the page:• A single sheet of paper may be defective.Try reprinting the job.• The moisture content of the paper is unevenor the paper has moist spots on its surface.Try a different brand of paper. (Page 4.3)• The paper lot is bad. The manufacturingprocesses can cause some areas to rejecttoner. Try a different kind or brand of paper.• If these steps do not correct the problem,contact a service representative.ConditionWhite SpotsVertical linesGray backgroundToner smearSuggested solutionsWhite spots appears on the page:• The paper is too rough and a lot of dirt froma paper falls to the inner devices within themachine, so the transfer roller may be dirty.Clean the inside of your machine.(Page 10.2) Contact a servicerepresentative.• The paper path may need cleaning. Contacta service representative.If black vertical streaks appear on the page:• The drum inside the printer has probablybeen scratched. Remove the drum cartridgeand install a new one. (Page 10.4)If white vertical streaks appear on the page:• The surface of the LSU part inside themachine may be dirty. Clean the LSU.Contact a service representative.If the amount of background shading becomesunacceptable:• Change to a lighter weight paper. (Page 4.3)• Check the environmental conditions: verydry conditions (low humidity) or a high levelof humidity (higher than 80% RH) canincrease the amount of backgroundshading.• Remove the old drum cartridge and then,install a new one. (Page 10.3)• Clean the inside of the machine. Contact aservice representative.• Check the paper type and quality.(Page 4.3)• Remove the drum cartridge and then, installa new one. (Page 10.3)11.16