Drum Cleaning
If print quality decreases, the drum in the main unit may be dirty. If this happens, use the Drum Cleaning function to clean the drum.
1
Press [
] (Settings/Registration).
2
Press [
] or [
] to highlight <Adjustment/Maintenance>, and then press [OK].
3
Press [
] or [
] to highlight <Clean Drum Unit>, and then press [OK].
4
Press [
] or [
] to highlight <Start>, and then press [OK].
5
Press [
] (Settings/Registration) to close the Settings/Registration screen.