Cisco Firepower 4100 Series Hardware Installation Manual page 48

Rack-Mount the Chassis
Figure 36: Attach the Inner Rail to the Side of the Chassis
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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
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3
Step 4 Install the slide rails into the rack:
Cisco Firepower 4110, 4120, 4140, and 4150 Hardware Installation Guide
44
Front of chassis
M3X6mm screw (1 per side)
Front mounting pegs
Note Works with square slots, 7.1
mm holes, and 10-32
threaded holes
Rack post
2 Securing plate shown pulled back to open
position
Mount and Connect
2 Inner
rail