Dell OptiPlex 390 Owners Manual - Page 61

Intel RAID CTRL+I or Intel Management Engine BIOS Extension, CTRL+P/F12 - bios recovery

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Security • On-Silent - Enabled by default if chassis intrusion is detected. CPU XD Support Allows you to enable or disable the Execute Disable mode of the processor. This option is enabled by default. OROM Keyboard Access This option determines whether users are able to enter Option ROM Configuration screens via hotkeys during boot. Specifically, these settings are capable of preventing access to Intel RAID (CTRL+I) or Intel Management Engine BIOS Extension (CTRL+P/F12) • Enable - User may enter OROM configuration screens via the hotkey. • One-Time Enable - User may enter OROM configuration screens via the hotkeys on next boot only. After next boot, the setting will revert to disabled. • Disable - User may not enter 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 Administrative password is set. This option is not set by default. Performance Multi Core Support Intel SpeedStep C States Control Hyper-Thread Control This field specifies whether the process will have one or all cores enabled. This option is enabled by default. Allows you to enable or disable the Intel SpeedStep mode of the processor. This option is disabled by default. Allows you to enable or disable additional processor sleep states. This option is disabled by default. Allows you to enable or disable the Hyper-Threading Technology. This option is enabled by default. Power Management AC Recovery Determines how the system responds when AC power is reapplied after a power loss. You can set the AC Recovery to: 61

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Security
•
On-Silent
— Enabled by default if chassis intrusion is
detected.
CPU XD Support
Allows you to enable or disable the Execute Disable mode of the
processor. This option is enabled by default.
OROM Keyboard
Access
This option determines whether users are able to enter Option
ROM Configuration screens via hotkeys during boot.
Specifically, these settings are capable of preventing access to
Intel RAID (CTRL+I) or Intel Management Engine BIOS Extension
(CTRL+P/F12)
•
Enable
— User may enter OROM configuration screens via
the hotkey.
•
One-Time Enable
— User may enter OROM configuration
screens via the hotkeys on next boot only. After next boot,
the setting will revert to disabled.
•
Disable
— User may not enter 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 Administrative password is set. This option is not set by
default.
Performance
Multi Core Support
This field specifies whether the process will have one or all
cores enabled. This option is enabled by default.
Intel SpeedStep
Allows you to enable or disable the Intel SpeedStep mode of the
processor. This option is disabled by default.
C States Control
Allows you to enable or disable additional processor sleep
states. This option is disabled by default.
Hyper-Thread
Control
Allows you to enable or disable the Hyper-Threading
Technology. This option is enabled by default.
Power Management
AC Recovery
Determines how the system responds when AC power is re-
applied after a power loss. You can set the AC Recovery to:
61