IEI Integration ECN-360A-D2550 - Manual (Page 67)

ECN-360A-D2550 Em b e d d e d S ys te m
P a g e 56
5.3.5 US B Co n fig u ra tio n
Use the USB Configuration menu (BIOS Menu 7) to read USB configuration information
and configure the USB settings.
Aptio Setup Utility – Copyright (C) 2011 American Megatrends, Inc.
Advanced
USB Configuration
USB Devices:
1 Keyboard
Legacy USB Support
[Enabled]
Enables Legacy USB
support. AUTO option
disables legacy support
if no USB devices are
connected. DISABLE
option will keep USB
devices available only
for EFI applications.
---------------------
: Select Screen
↑ ↓: Select Item
Enter: Select
+/-: Change Opt.
F1: General Help
F2: Previous Values
F3: Optimized Defaults
F4: Save & Exit
ESC: Exit
Version 2.14.1219. Copyright (C) 2011 American Megatrends, Inc.
BIOS Menu 7: USB Configuration
 USB Devices
The USB Devices field lists the USB devices that are enabled on the system
 Leg ac y USB Su p p o rt [En ab led ]
Use the Legacy USB Support BIOS option to enable USB mouse and USB keyboard
support.
Normally if this option is not enabled, any attached USB mouse or USB keyboard does not
become available until a USB compatible operating system is fully booted with all USB
drivers loaded. When this option is enabled, any attached USB mouse or USB keyboard
can control the system even when there is no USB driver loaded onto the system.

Disabled Legacy USB support disabled