Chapter 4 AMI BIOS Setup
Page: 4-14
EB-591LF USER
′
S MANUAL
4-4-6. USB CONFIGURATION
USB configuration screen
BIOS Setting
Options
Description/Purpose
USB Devices
No changeable options
Reports number and type of connected
USB devices if any.
Legacy USB
Support
-Enabled
-Disabled
-Auto
Enables support for USB in legacy
operating systems (e.g. MS-DOS,
Windows NT).
EHCI Hand-
off
-Disabled
-Enabled
When enabled it allows BIOS support
control of the EHCI controller and the
OS hand-off synchronization
capability.