Replacing the drum unit

Model name: DR-3300

A new drum unit can print approximately 30,000 A4 or Letter size single-sided pages.

Important

For best performance, use a Brother Original drum unit and Brother Original toner units. Printing with a third-party drum unit or toner unit may reduce not only the print quality but also the quality and life of the machine itself. Warranty coverage may not apply to problems caused by the use of a third-party drum or toner unit.

Drum Error

Drum Error

Open the...

The corona wire has become dirty. Clean the corona wire in the drum unit. (See Cleaning the corona wire uu page 53.)

If you cleaned the corona wire and

Drum Error was not cleared then the drum unit is at the end of its life. Replace the drum unit with a new one.

Replace PartsDrum

Replace Parts

Drum

The drum unit has exceeded its rated life. Please replace the drum unit with a new one. We recommend that a Brother Original drum unit is installed at this time.

After replacement, reset the drum counter by following the instructions included with the new drum unit. (See Resetting the drum counter uu page 50.)

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Drum Stop

Drum Stop

Replace the...

We cannot guarantee the print quality. Please replace the drum unit with a new one. We recommend that a Brother Original drum unit is installed at this time.

After replacement, reset the drum counter by following the instructions included with the new drum unit. (See Resetting the drum counter uu page 50.)