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4.6.5
USB Configuration
The items in this menu allow you to change the USB-related features.
The Mass Storage Devices item shows the auto-detected values. If no USB device is
detected, the item shows None.
Intel xHCI Mode [Smart Auto]
[Auto]
The xHCI is automatically enabled and runs at USB 3.0 mode when the
xHCI driver is installed in the operating system.
[Smart Auto]
Upon detection, the xHCI driver supports the USB 3.0 mode during both
POST and operating system.
[Enabled]
Enables the xHCI controller.
[Disabled]
Disables the xHCI controller.
EHCI Legacy USB Support [Enabled]
[Enabled]
Your system supports the USB 2.0 devices in legacy operating systems.
[Disabled]
Your USB 2.0 devices can be used for BIOS setup only and cannot be
recognized in the boot devices list.
[Auto]
Your system automatically detects the presence of USB 2.0 devices at
startup. If any USB 2.0 devices are detected, the xHCI legacy USB support
is enabled.
ASUS ESC700 G3
4-39
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