Step 5 Follow the same procedure to install the other rack rail as shown below.
Figure 9: Round Hole Adapter and Rails Installed in a Rack
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Step 6 Use a tape measure and level to verify that both rack rails are horizontal and at the same height.
Step 7 Remove all power supplies, fan assemblies, server blades, and I/O modules to lighten the chassis. Even with
devices removed, the chassis weighs 90 lbs (40.83 kg).
Cisco UCS 5108 Server Chassis Installation Guide
OL-20035-05 13
Installation
Installing the Round Hole Adapter Kit