Alienware 17 R1, P18E owner manual Allows you to choose if the computer should

Advanced Menu

USB Emulation	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.
USB Powershare	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.
USB Wake Support	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.
SATA Operation	Allows you to configure the operating mode
	of the integrated SATA hard drive controller.
	• AHCI: SATA is configured for AHCI
	mode.
	• RAID: STAT is configured for RAID mode.
Adapter Warnings	Allows you to choose if the computer should
	display warning messages when you use AC
	adapters that are not supported by your
	computer.
	Enabled: BIOS will detect unsupported AC
	adapters and display an error on the screen.
Function Key Behavior	Allows you to set function key or
	multimedia key as the default function key
	behavior.
Touchpad Backlight	Allows you to set the touchpad backlight to
	be on or in auto mode.

System Setup 123