Issue
Vertical black streaks appear on the output.
Cause and Solution
This section describes how to handle if the streaks appear on the printouts.
Are You Using Appropriate Paper?
Check usable paper, and replace with appropriate paper.
Are the Rollers inside the Feeder Clean?
Clean the feeder roller, and the scanning area.
Is the Fixing Unit Clean?
In the following cases, the fixing unit may be dirty. Clean the fixing unit.
- When black streaks appears on the printouts
- When a toner cartridge is replaced
Is the Toner Cartridge Installed Properly?
Make sure that the toner cartridges are properly installed.