Cisco Firepower 4110 - 4.5.3 User and Role Management

Figure 36: Attach the Inner Rail to the Side of the Chassis
Inner rail2Front of chassis1
M3 x 6-mm screw (one per side)3
Step 3 Open the front securing plate on both slide-rail assemblies. The front end of the slide-rail assembly has a spring-loaded
securing plate that must be open before you can insert the mounting pegs into the rack-post holes.
On the outside of the assembly, push the green arrow button toward the rear to open the securing plate.
Figure 37: Front Securing Mechanism Inside the Front End
Cisco Firepower 4110, 4120, 4140, and 4150 Hardware Installation Guide
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Rack-Mount and Ground the Chassis
Rack-Mount the Chassis