Dell Vostro 15-7570, Owner'S Manual

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Option Description
• Disable
• Activate (selected by default)
NOTE: The Activate and Disable options will permanently activate or disable the feature and no further
changes will be allowed
CPU XD Support Allows you to enable the Execute Disable mode of the processor.
Enable CPU XD Support (default)
OROM Keyboard
Access Allows you to set an option to enter the Option ROM Configuration screens using hotkeys during boot. The options
are:
• Enable
• One Time Enable
• Disable
Default setting: Enable
Admin Setup
Lockout Allows you to prevent users from entering Setup when an Administrator password is set.
Default Setting:
Disabled
Master password
lockout This option is not selected by default
Secure Boot screen options
Option Description
Secure Boot Enable This option enables or disables the Secure Boot feature.
• Disabled
• Enabled
Default setting: Enabled.
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—enabled by default
• 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
• Append from File—Adds a key to the current database from a user-selected file
• Delete—Deletes the selected key
• Reset All Keys—Resets to default setting
• Delete All Keys—Deletes all the keys
72 System setup