Brother DCP-7090 Service Manual page 76

9.11.2 ADF cover ASSY / Document stopper
(1) Open the ADF cover ASSY. Release the two Bosses to remove the ADF cover ASSY from
the ADF unit.
(2) Release the two Bosses to remove the Document stopper from the ADF unit.
ADF cover ASSY
Document stopper
Boss
Boss Boss
Boss
ADF unit
Fig. 3-34