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 [
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] (Settings/Registration).
2
Press [
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] or [
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] to highlight <Adjustment/Maintenance>, and then press [OK].
3
Press [
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] or [
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] to highlight <Clean Drum Unit>, and then press [OK].
4
Press [
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] or [
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] to highlight <Start>, and then press [OK].
5
Press [
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] (Settings/Registration) to close the Settings/Registration screen.