The Brother machine has separate consumables the toner cartridge and the drum unit. Verify you replace only the drum unit and not the toner cartridge.
Follow the steps below to clear the Replace Drum message.
- Keep the machine powered ON.
Open the scanner cover. The pull-arm (1) on the left side of the machine will lock. Open the top cover.
Slowly take out the drum unit and toner cartridge assembly.
Push down the lock lever (1) and take the toner cartridge out of the drum unit (2).
Unpack the new drum unit and put the toner cartridge firmly into the new drum unit until you hear it lock into place. If you put the cartridge in correctly, the lock lever on the drum unit will lift automatically.
Put the drum unit and toner cartridge assembly back into the machine. Close the top cover.
After pulling the pull-arm (2) on the left side of the machine down, close the scanner cover.
- Press Menu.
- Press the Up or Down arrow key to choose Machine Info.. Press OK.
- Press the Up or Down arrow key to choose Reset Drum. Press OK for 3 seconds.
- Press the Up arrow key to reset the drum unit counter.
- Press Stop/Exit.