HPE ProLiant DL20 Gen10 Plus User Manual page 135

Installing the boot device Installing the boot device
5. If physically powering down a server with the front bezel installed, remove the front bezel .
6. Power down the server.
7. Remove all power:
a. Disconnect each power cord from the power source.
b. Disconnect each power cord from the server.
8. Disconnect all peripheral cables from the server.
9. Remove the server from the rack .
10. Place the server on a flat, level work surface.
11. Remove the access panel .
12. Remove the riser cage.
13. To install the boot device in the riser slot 1, do the following:
a. If installed, remove the full-height bracket from the boot device.
Retain the bracket and screws for future use.
Installing the HPE NS204i-p NVMe OS Boot Device option 135