f.Insert the speed pin through the aligned openings of the bracket and the barrel and push the pin down firmly.
Speed pin 
Secure the Cords and Cables to the Cable Management Arm
This procedure illustrates how to secure the power cords and the Ethernet cable to the cable management arm. Your server might use additional cables.
1.Install the cable management arm on the server. See “Install the Cable Management Arm” on page 20.
