I ordered a drum unit for my brother mfc-9440cn printer because it says change drum. do i have to reset anything on printer when i replace it and is it hard to replace?
When you replace the drum unit with a new one, you need to reset the drum unit counter by completing the following steps:
Press Menu => Machine Info. => Reset Menu.
Press the Up or Down Arrow key to choose Drum.
Press OK.
Press 1 to reset the drum unit counter.
Press Stop/Exit