Dell OptiPlex 9020 All In One (Mid 2013) - Manual (Page 48)

Option Description
• Disable
• Enable - This option is enabled by default
• On-Silent
CPU XD Support Allows you to enable or disable the execute disable mode of the processor.
• Enable CPU XD Support - This option is enabled by default.
OROM Keyboard Access Allows you to determine if you access the Option Read Only Memory (OROM)
configuration screens via hotkeys during boot. These settings prenvent access to the
Intel RAID (CTRL+I) or Intel Management Engine BIOS Extension (CTRL+P/F12).
• Enable - User may enter OROM configuration screens via the hotkey. This
option is enabled by default.
• One-Time Enable - User can enter the OROM configuration screens via the
hotkeys during the next boot. After the boot, the setting will revert to disabled.
• Disable - User can not enter the OROM configuration screens via the hotkey.
This option is set to Enable by default.
Admin Setup Lockout Allows you to enable or disable the option to enter setup when an admin password is
set.
• Enable Admin Setup Lockout - This option is not set by default.
HDD Protection Support Allows you to enable or disable the HDD Protection feature.
• HDD Protection Support - This option is disabled by default.
Table 5. Secure Boot
Option Description
Secure Boot Enable This option enables or disables the Secure Boot feature. To enable the Secure Boot,
the computer has to be in UEFI boot mode and the Enable Legacy Option ROMs option
needs to be turned-off.
• Disabled
• Enabled - Enabled by default
Expert Key Management Allows you to manipulate the security key databases only if the system is in Custom
Mode. The Enable Custom Mode option is disabled by default. The options are:
• PK
• KEK
• db
• dbx
If you enable the Custom Mode, the relevant options for PK, KEK, db, and dbx appear.
The options are:
• Save to File- Saves the key to a user-selected file
• Replace from File- Replaces the current key with a key from a user-selected
file
48