Alienware M17X R4 owner manual Sata Hard Drive

High Definition Audio	Allows you to enable or disable the
	internal high definition audio device.
	• Disabled: The internal audio
	device is disabled and is not
	visible to the operating system.
	• Enabled: The internal audio
	device is enabled.
SD Card Reader	Allows you to enable or disable the
	internal SD card reader.
CPU Turbo Mode	Allows you to enable or disable the
	Intel CPU turbo mode performance
	option.
Performance Options	Allows you to configure fields in the
	Performance Options sub-menu. For
	more information, see "Advanced
	Menu—Performance Options" on
	page 85.
SATA Operation	Allows you to configure the operating
	mode of the integrated SATA hard
	drive controller.
	• AHCI: SATA is configured for
	AHCI mode.
	• RAID: SATA is configured for
	RAID mode.
SATA HARD DRIVE 1	Displays the installed primary SATA
	hard drive model.
SATA HARD DRIVE 2	Displays the installed secondary SATA
	hard drive model.
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.
Charger Behavior	Allows you to enable or disable battery
	charging.

84 System Setup