HP ProLiant ML350 Gen9 User Manual page 116

Remove the cover over power supply slots 3 and 4.
20.
Install all power supplies.
21.
Install a power supply blank into any unpopulated power supply bays.
Install the fan cage (on page 37).
22.
Install the air baffle (on page 34).
23.
Install the access panel (on page 32).
24.
Do one of the following:
25.
If the server is in a tower configuration, return the server to an upright position.
o
If the server is in a rack configuration, slide the server into the rack.
o
Connect each power cord to the server.
26.
Connect each power cord to the power source.
27.
Power up the server (on page 29).
28.
Hardware options installation 116