HPE ProLiant ML150 Gen9 User Manual page 80

Remove the access panel (on page 18).
5.
If installed, remove the PCI air baffle (on page 20).
6.
Remove the system air baffle (on page 22).
7.
Remove the fans (on page 23).
8.
Remove the drive cage cover blank.
9.
Use the screws on the drive cage to install the drives.
10.
Hardware options installation 80