9. Install the power supplies into power supply bays 1—4 until each click into place.
10. Do one of the following:
• Install the PCIe riser cage blank.
• Install the secondary PCIe riser cage.
11. Install the access panel (Installing the access panel on page 56).
12. Install the server into the rack (Installing the server into the rack on page 48).
13. Connect AC power to the power supplies:
For redundancy, connect power supplies 1 and 2 (orange) to power circuit A, and power supplies 3 and 4
(blue) to power circuit B.
Installing hardware options 147