MFC-EX670
FAQs & Troubleshooting |
Toner Error
One or more toner cartridges are not installed or not installed correctly.
Remove the toner cartridge and drum unit assembly. Take out the toner cartridge, and put it back into the drum unit again. Re-install the toner cartridge and drum unit assembly back in the machine.
> Click here to see how to re-install the toner cartridges.
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