Xerox 4500N Reference Guide - Page 152

Print-Quality Problems Repeating Defects Refer to the table below if you observe a repeating defect, appearing multiple times at regular intervals on the page, on your print jobs. Recurring Marks, Spots, Lines, or Voids Replace this Supply... Print Cartridge Transfer Roller Fuser if the defect occurs every: 38 mm (1.5 in.) 52 mm (2.0 in.) 94.4 mm (3.72 in.) 51 mm (2.0 in.) 94.2 mm (3.7 in.) Different supplies may create print defects with similar measurements. To identify the faulty supply: 1. Replace the print cartridge (do not discard the packaging). 2. If the problem continues, then remove and repackage the new print cartridge. 3. Reinstall the original print cartridge, then replace the maintenance kit (fuser and transfer roller). 4. If the problem continues, contact your Customer Support Center. Phaser™ 4500 Laser Printer 4-29