26 CHAPTER 2: INSTALLING THE SWITCH
Figure 20   Positions for screw mounting on the switch
Follow the steps below to mount the rear bracket:
1 Use screws to fix the rear bracket to the rear mount angle.
2 Determine the position for screw mounting on the switch according to the 
position of the mount angle.
3 Mount the screw to the switch and make sure the screw and the rear bracket are 
closely connected. 
Figure 21   Installation completed 1
Three positions for screw mountingThree positions for screw mounting
Screw 1: Fix the rear bracket to the mount 
angle.
Screw 2 is mounted to the switch. 
Screw 1
Screw 2
Rear bracket
Rear  mount 
angle
Screw 1
Screw 2
Rear bracket
Rear  mount 
angle