HP LaserJet P2010 Service Manual - Page 153

Toner scatter outline ● If large amounts of toner have scattered around the characters, the media might be resisting the toner. (A small amount of toner scatter is normal for laser printing.) Try a different media type. ● Turn over the stack of media in the tray. ● Use media that is designed for laser printers. Repetitive image defects If the printer output has a consistent, repetitive defect, then use Table 7-6 Repetitive image defects on page 143 to determine which part needs to be replaced based on the measured distance between the repetitions of the defect. Table 7-6 Repetitive image defects Distance between identical Dirty or damaged roller defects Solution 37.7 mm (1.48 inches) Primary charging roller Replace the print cartridge. 43.0 mm (1.69 inches) Registration roller Replace the registration assembly. 44.0 mm (1.73 inches) Developing cylinder Replace the print cartridge. 46.2 mm (1.82 inches) Transfer roller Replace the transfer roller. 56.5 mm (2.22 inches) Fuser film Replace the fuser. 69.0 mm (2.72 inches) Pressure roller Replace the fuser. 75.4 mm (2.97 inches) Photosensitive drum Replace the print cartridge. ENWW Improve print quality 143