If you have just fitted a Brother TN-247 or TN-221 compatible toner cartridge and are getting any of the following error messages that are stopping you print:
“Cartridge Error Put The Toner Back In”
“Low Toner”
“Replace Toner”
Then try the following to solve the problem
Use tweezers, small nose pliers or a small pen to push the reset gear down with pressure
Once you have pushed the reset gear back down, it should look like this
