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Print Quality Problems
Chapter 5: Troubleshooting ❖ 5-13
Light, Vertical Lines
Light areas (without color) that
streak the page
The Print Drum is scratched or
damaged.
Remove and inspect the Print
Drum. Replace it if any scratch or
damage is visible.
The Print Drum charger is dirty. Clean the Print Drum Charger.
The Print Drum charger cleaner is
mislocated.
Make sure the Print Drum
charger cleaner is seated all the
way to the left.
Repeating Defects
Marks that recur uniformly:
1. Once every page
2. Every 3.66 inches (93mm)
3. Every 2.5 inches (64mm)
The Print Drum is scratched or
damaged.
Remove and inspect the Print
Drum. Replace it if a scratch or
damage is visible.
There is toner on the Fuser
Rollers.
To clean up any residual toner,
run a blank sheet of paper
through the printer.
The Fuser cleaner is improperly
installed.
Reinstall the Fuser cleaner
assembly.
There is toner on the Grounding
Roller.
Clean the Grounding Roller.
Table 5.1 Print Defects and Potential Remedies
(continued)
Print Defects Common Causes Potential Remedies
Table 5.1 Page 2 of 4