Brother DCP-9055CDN Service Manual page 505

(27) Remove the eight Taptite bind B M4x12 screws from the Joint cover top.
Taptite bind B M4x12
Taptite bind B M4x12
(28) Release the eight Hooks to remove the Joint cover top from the Main body.
Joint cover top
Hook
Hook
Taptite bind B M4x12
Joint cover top
Fig. 7-40
Hook
Fig. 7-41
7-23
Taptite bind B M4x12
<Front>
Hook
Hook
Main body
<Front>
Confidential