For more information on the HP LaserJet P3010 | P3015 visit us at www.PrinterSupplies.com or call 800-551-1943
Print quality troubleshooting tools
Repetitive image-defect ruler
Use a ruler to measure occurrences of repetitive image defects to help solve image quality problems.
Place the ruler next to the first occurrence of the defect on the page. Find the distance between identical
defects and use the figure below to identify the component that is causing the defect.
NOTE: When printing this defect ruler, verify that any scaling options in the printer driver are disabled.
0 mm
95 mm
79 mm
76 m m
50 mm
43.6 mm
38 mm
Distance between defects Product components that cause the defect
38 mm Print cartridge (primary charging roller)
43.6 mm Print engine (transfer roller)
50 mm Print cartridge (developer roller)
76 mm Fuser (fuser film)
79 mm Fuser (pressure roller)
95 mm Print cartridge (OPC)
ENWW Tools for troubleshooting 173
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