Brother MFC8500 Service Manual page 58

(8) Turn the top cover upside down.
(9) Peel off anti-static brushes.
NOTE: Once removed, they will become unusable and new parts will have to be put back in.
(10) As shown below, warp the gear-equipped end of the exit roller and remove it.
(11) Unhook the latch from the speaker spring and pull it up. (To make this easier, insert the tip of
a flat screwdriver from the bottom of the top cover placed upside down.) Lift up the speaker.
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