Dell PowerEdge C8000 - Manual (Page 224)

224 Rack Mount Configuration
Figure 4-1. Installing the Front End of the Rail
e Press and hold the rail release button to open the latch on the back
end of the rail. See Figure 4-2.
f Align the three pegs with the mounting holes on the back rack post.
See Figure 4-2.
g Release the button when it engages to the back rack post. See
Figure 4-2.
1 rail release button 2 rail pegs (3)
3 rack post
2
1
3