Acer Altos R510 - Manual (Page 126)

5 BIOS setup 114
Legacy USB
Support Disabled
Keyboard
only
Auto
Keyboard
and Mouse Enables support for legacy
USB. AUTO option dis-
ables legacy support if no
USB devices are con-
nected. If disabled, USB
Legacy Support will not be
disabled until booting an
OS.
Port 60/64
Emulation Disabled
Enabled Enables I/O port 60/64h
emulation support. This
should be enabled for the
complete USB keyboard
legacy support for non-
USB aware OSes.
USB 2.0
Controller Disabled
Enabled N/A
USB 2.0
Controller
mode FullSpeed
HiSpeed Configures the USB 2.0
controller in HiSpeed
(480Mbps) or FullSpeed
(12Mbps).
Feature Options Help Text Description