Brother 09055CDN Service Manual page 554

(42) Disconnect cables from the Upper cable rack.
(43) Release the four Hooks to remove the Upper cable rack from the Base frame unit.
Upper cable rack
Hook
<Left side>
(44) Remove the two Taptite cup S M3x6 SR screws to remove the Top beam from the Base
frame unit.
Taptite cup S M3x6 SR
Base frame unit
Hook
Base frame unit
Fig. 7-54
Fig. 7-55
7-30
Top beam
<Front>
Confidential