MFC-L3720CDW

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Drum !

Follow the steps below to clear the message:

The corona wire on the drum unit must be cleaned. Clean the corona wire in the drum unit.

> Click here to see how to clean the corona wire.
If the issue still continues, replace the drum unit with a new one.

> Click here to see how to replace the drum unit.

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If you need further assistance, please contact Brother customer service:

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FAQs & Troubleshooting

Drum !

If your question was not answered, have you checked other FAQs?

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If you need further assistance, please contact Brother customer service:

Related Models

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MFC-L3720CDW

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