Step
- Restart server when prompted for F1, press F1.
- Go to System Setting/Device and I/O ports/ Enable/Disable legacy ROM adapter, and disable these devices :
Enable/ Disable Legacy Option ROM
- Ethernet 1,2 => Disable.
- CIOV/IO exp connector => Disable.
- BladeExpandor connector =>Disable.
- Do not disable SAS controller and VIDEO
Enable/ Disable UEFI Option ROM - Ethernet 1,2 => Disable.
- CIOV/IO exp connector => Disable.
- BladeExpandor connector =>Disable.
- Do not disable SAS controller and VIDEO