Hardware options installation 61
Store the slot cover for future use.
CAUTION: To prevent improper cooling and thermal damage, do not operate the server unless all PCI slots
have either an expansion slot cover or an expansion board installed.
Installing expansion boards
CAUTION: To prevent damage to the server or expansion boards, power down the server and remove all
AC power cords before removing or installing the expansion boards.
1. Power down the server (on page 20).
2. Do one of the following:
• Open or remove the tower bezel, as needed ("Open or remove the tower bezel" on page 21).
• Extend the server from the rack (on page 22).
3. Remove the access panel (on page 25).
4. Remove the expansion slot cover ("Removing the expansion slot cover" on page 60).
5. Release the retainer clip.
6. Install the expansion board.