Use this feature when the Self-Test Report shows streaking or white lines
through any of the colored bars. Do not clean printheads unnecessarily. This
wastes ink and shortens the life of your printheads.
Press 7, then press 2.
This selects the Status and Maintenance menu, then selects the Clean
If copy or print quality still seem poor after you clean the printheads,
replace the printhead that is affected.