Check the following points to resolve the issue:
- Make sure the Media Type setting in the driver matches the type of paper you are using.
Clean the drum unit.
> Click here to see how to clean the drum unit.
The toner cartridge may be damaged. Replace the toner cartridge with a new toner cartridge.
> Click here to see how to replace the toner cartridge.
The drum unit may be damaged. Replace the drum unit with a new drum unit.
> Click here to see how to replace the drum unit.
- The fuser unit may be contaminated. Contact Brother Customer Service from "Contact Us".
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