Brother MFC9100C Service Manual page 73

1.10 Inner Cover and Front Cover
(1) If the scanner unit has not been removed, push the open button to open the scanner unit.
(2) Remove screw "a" from the inner cover.
(3) Unhook latch "x" and shift the inner cover to the left and up.
(4) Remove two screws "b."
(5) Slightly pull up three tabs to release them from bosses and then remove the front cover to the
front.
IV - 32
"a": Taptite, cup S M3x10
"b": Taptite, cup S M3x6