Brother HL-4040CN, HL-4050CDN, HL-4070CDW Service Manual page 178

(3) Remove the Shoulder screw fixing the Wire support rope, and then release the Wire
support rope from the Shaft.
(4) Remove the Collar 3 from the Hinge shaft L, and then remove the Hinge shaft L from the
Hinge plate L.
Frame unit
<Left side>
Front door unit ASSY
Fig. 3-86
Collar 3
Fig. 3-87
3-69
Shaft
<Right side>
Front door unit ASSY
Hinge shaft L
Hinge plate L
Wire support rope
Shoulder screw
Frame unit
Confidential