
4-18
Chapter 4: BIOS setup
The Module Version and USB Devices Enabled items show the auto-detected
values. If no USB device is detected, the item shows
None
.
4.4.4
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.
USB Configuration
Module Version - 2.24.5-13.4
USB Devices Enabled:
2 Hubs, 1 Drive
USB Functions
[Enabled]
Legacy USB Support
[Auto]
BIOS EHCI Hand-Off
[Enabled]
USB Mass Storage Device Configuration
Options
Disabled
Enabled
Options
USB Functions [Enabled]
Allows you to enable or disable the USB functions.
Configuration options: [Disabled] [Enabled]
Legacy USB Support [Auto]
Allows you to enable or disable support for USB devices on legacy operating
systems (OS). Setting to Auto allows the system to detect the presence of USB
devices at startup. If detected, the USB controller legacy mode is enabled. If no
USB device is detected, the legacy USB support is disabled.
Configuration options: [Disabled] [Enabled] [Auto]
BIOS EHCI Hand-Off [Enabled]
Allows you to enable or disable the BIOS EHCI hand-off function.
Configuration options: [Disabled] [Enabled]
The following items may only appear when a USB storage device is plugged.
USB Mass Storage Device Configuration
USB Mass Storage Reset Delay [20 Sec]
Allows you to set the maximum time that the BIOS waits for the USB storage
device to initialize. Configuration options: [10 Sec] [20 Sec] [30 Sec] [40 Sec]