HP ProLiant SL250s Gen8 User Manual page 58

Install the expansion board into the slot until it seats firmly.
9.
Install the PCI riser cage (on page 24).
10.
IMPORTANT:
Connect any required internal cables to the expansion board. Refer to the documentation that ships with
11.
the expansion board.
Install the front GPU bracket (on page 20).
12.
Install the interposer board (on page 19).
13.
Install the front GPU cage (on page 17).
14.
Install the SFF hot-plug drive cage
15.
Install the server into the chassis
16.
Connect any required external cables to the expansion board. Refer to the documentation that ships
17.
with the expansion board.
Power up the server (on page 15).
18.
The server does not power up if the PCI riser cage is not seated properly.
("Installing the SFF hot-plug drive
("Installing the server into the
cage" on page 23).
chassis" on page 31).
Hardware options installation 58