My printer Brother MFC 7840W keeps giving me a drum error "
After install a new drum unit into my printer, it keeps giving me a drum error
My printer is brother MFC 7840W. can you help ?
Please read through the following information if you are experiencing problems with your drum unit.
Make sure that the machine is turned on.
Open the front cover.
Press Clear or Clear/Back on the control panel.
NOTE: The layout of a control panel differs depending on the model, but the Clear or Clear/Back button is located on the right side of the LCD screen as shown in illustration.
Do one of the following.
If your Brother machine has a numeric keypad:
Press 1 to reset the drum counter.
If your Brother machine doesn’t have a numeric keypad:
Press the Up Arrow Key to reset the drum counter.
When the LCD shows Accepted, close the front cover.