Dell OptiPlex XE2 (Mid 2013) - Manual (Page 37)

Option Description
This option is disabled by default.
Fan Control Override Controls the speed of the system fan. This option is disabled by default.
NOTE: When enabled, the fan runs at full speed.
USB Wake Support This option allows you to enable USB devices to wake the computer from standby.
• Enable USB Wake Support - This option is disabled by default.
Wake on LAN This option allows the computer to power up from the off state when triggered by a
special LAN signal. Wake-up from the Standby state is unaffected by this setting and
must be enabled in the operating system. This feature only works when the computer
is connected to AC power supply. The options differ based on the form factor.
• Disabled - Does not allow the system to power on by special LAN signals
when it receives a wake-up signal from the LAN or wireless LAN.
• LAN Only - Allows the system to be powered on by special LAN signals.
• WLAN Only - Allows the system to be powered on by special WLAN signals.
(For Ultra Small Form Factor only)
• LAN or WLAN - Allows the system to be powered on by special LAN or WLAN
signals. (For Ultra Small Form Factor only)
This option is Disabled by default.
Block Sleep This option lets you block entering to sleep (S3 state) in operating system
environment.
• Block Sleep (S3 state) - This option is disabled by default.
Table 7. POST Behavior
Option Description
Numlock LED Specifies if the NumLock function can be enabled when the system boots. This option
is enabled by default.
Keyboard Errors Specifies whether keyboard related errors are reported when it boots. This option is
enabled by default.
POST Hotkeys Specifies whether the sign-on screen displays a message, that displays the keystroke
sequence required to enter the BIOS Boot Option Menu.
• Enable F12 Boot Option menu - This option is enabled by default.
Table 8. Virtualization Support
Option Description
Virtualization This option specifies whether a Virtual Machine Monitor (VMM) can utilize the
additional hardware capabilities provided by Intel Virtualization technology.
• Enable Intel Virtualization Technology - This option is enabled by default.
VT for Direct I/O Enables or disables the Virtual Machine Monitor (VMM) from utilizing the additional
hardware capabilities provided by Intel® Virtualization technology for direct I/O.
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