Brother HL-4140CN Service Manual page 398

(10) Remove the Taptite bind S M3x8 screw from the Fuser cover R.
(11) Release the Hook to remove the Fuser cover R from the Main body.
Main body
(12) Disconnect the two Connectors (CN1, CN2) from the Paper eject sensor PCB ASSY.
Connector
Paper eject sensor PCB ASSY
Fuser cover R
Fig. 7-9
CN1
CN2
Fig. 7-10
7-7
Hook
Taptite bind S
M3x8
<Back side>
Connector
Confidential