Perform a warm shut down on the server. Run:
ssh -l root <hostname> shutdown -h now
Disconnect the following cables by pressing down on the metal retention tabs pulling away from the HDD.
Carefully grab the center of the HDD to the right of the SATA cable connector to extend it from the PCIe cage.
Place your fingers on each side of the HDD to remove it the rest of the way.
Insert the HDD back into the riser cage
Connect the SATA and Power cables.
Finish seating the HDD by pushing firmly until resistance is felt.
The retention tab will 'click' when the HDD has seated properly.
Slide the server back into the rack.
If the green retention plunger is still in the upright position, twist it 90 degrees to release it. This will secure the server.
Connect the 10G NIC cable.
Press the power button to power-on the server.