SolutionsProbable CausesSymptomOne or more of the compon-ents in the paper path is mark-ing the paper.Spots or lines appear at regularintervals on the prints.1. Print the Repeating De-fects pages.At the control panel, touchDevice > Support > Sup-port Pages > RepeatingDefects.2. To determine the cause,measure the distancebetween the print defects.• 27.8 mm (1.1 in.): DrumCartridge• 52.0 mm (2.1 in.): DrumCartridge• 94.2 mm (3.7 in.): DrumCartridge• 82.4 mm (3.24 in.):Fuser• 94.2 mm (3.7 in.): Fuser• 18.8 mm (0.74 in.):Transfer Belt• 63.5 mm (2.5 in.):Transfer Belt• 56.5 mm (2.2 in.):Transfer Roller3. If the repeating defectsmatch one of these dis-tances, replace that item.Copy and Scan ProblemsIf the copy or scan quality is poor, refer to the following table.SolutionsSymptomsThere is debris on the CVT glass or the second-side scanning lens assembly. When scanning,the paper from the document feeder passesover the debris on the glass surfaces, resultingin lines and streaks. Clean all glass surfaces witha lint-free cloth. For details, refer to Cleaningthe Scanner.Lines or streaks only present in copies madefrom the document feeder.Xerox® VersaLink® C505 Multifunction Printer8-26User GuideTroubleshooting