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Chapter 2: BIOS Setup
USB Configuration
The items in this menu allows you to change the USB-related features. Select an
item then press <Enter> to display the configuration options.
The Module Version and USB Devices Enabled items show the auto-detected
values. If no USB device is detected, the item shows None.
Legacy USB Support [Auto]
Allows you to enable or disable the legacy USB support. When set to Auto, the
system disables the legacy USB support if there are no USB devices connected.
Configuration options: [Disabled] [Enabled] [Auto]
USB 2.0 Controller Mode [HiSpeed]
Allows you to configure the USB 2.0 controller in HiSpeed (480 Mbps) or Full
Speed (12 Mbps). Configuration options: [HiSpeed ] [Full Speed]
Stop EHCI HC in OHCI handover [Enabled]
Allows you to stop the EHCI HC in OHCI handover. Enable this item when
installing operating systems that does not support EHCI host controllers.
Configuration options: [Disabled] [Enabled]
OnBoard SiS USB1.1 DEVICE [Enabled]
OnBoard SiS USB2.0 DEVICE [Enabled]
USB Configuration
Module Version - 2.23.2-9.4
USB Devices Enabled: None
Legacy USB Support [Auto]
USB 2.0 Controller Mode [HiSpeed]
Stop EHCI HC in OHCI handover [Enabled]
OnBoard SiS USB1.1 DEVICE [Enabled]
Allows you to enable or disable the onboard SiS USB 1.1 port.
Configuration options: [Disabled] [Enabled]
OnBoard SiS USB2.0 DEVICE [Enabled]
Allows you to enable or disable the onboard SiS USB 2.0 port.
Configuration options: [Disabled] [Enabled]