Alienware M17x R4 Owner's Manual page 83

Intel SpeedStep
Virtualization
USB Emulation
USB Wake Support
USB Power Share
Integrated Network
Allows you to enable or disable the
Intel SpeedStep technology. Disabling
this feature may improve performance,
but will greatly reduce battery life.
Allows you to enable or disable the
Intel Virtualization technology.
Allows you to enable or disable the
USB emulation feature. This feature
defines how the BIOS, in the absence
of a USB-aware operating system,
handles USB devices. USB emulation is
always enabled during POST.
NOTE: You cannot boot any type of
USB device (floppy, hard drive, or
memory key) when this option is off.
Allows you to enable USB devices to
wake the computer from standby or to
disable the USB wake support feature.
NOTE: If USB Powershare is enabled,
a device connected to the USB
Powershare connector may not wake
the computer.
Allows you to charge USB devices
when the computer is turned off or in
standby mode.
•
AC Only: Charge USB devices when
connected to AC adapter only.
•
AC and Battery: Charge USB
devices when connected to AC
adapter and when the computer is
running on battery.
•
Disabled: Disables USB
PowerShare.
Allows you to enable or disable the on-
board LAN controller.
•
Disabled: Internal LAN is
disabled and is not visible to the
operating system.
•
Enabled: Internal LAN is enabled.
System Setup
83
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