HPE ProLiant DL380 Gen11 User Manual page 89

b. Disconnect each power cord from the server.
3. Do one of the following:
Extend the server from the rack .
Remove the server from the rack .
4. Remove the access panel .
5. Remove the riser cage.
6. Identify and then remove the PCIe blank from the riser cage.
7. Install the expansion board.
HPE ProLiant DL380 Gen11 Server User Guide 89