Brother MFC Series Service Manual page 159

ADF top cover front / ADF document support
(5) Using a flathead screwdriver release four hooks of the ADF top cover front and remove
it from the ADF unit.
Hook
ADF top cover front
(6) Remove the ADF document support.
(Front)
Boss
(Front)
Hook
3-51
ADF unit
ADF unit
(Rear)
(Left)
Boss
ADF document support
(3_064)
(3_065)
Confidential