3-8 
Figure 3-10 Effect diagram of front and rear mounting bracket installation (1) 
(1)
(2)
(3)
(4)
 
(1) Rear panel  (2) Rear square-holed post 
(3) Load-bearing screw  (4) Rear mounting bracket 
 
Step7 Fix the other end of the front mounting brackets to the front brackets with screws and captive nuts and 
ensure that front and rear mounting brackets have fixed the switch in the cabinet securely, as shown in 
Figure 3-11.