AXXIV 15S14, User Manual, Page: 129 / 272

BIOS Utilities
Advanced Menu 5 - 9
5
VT-d (Advanced Menu > Advanced Chipset Control)
Enable/disable Intel® Virtualization Technology for Directed I/O (VT-d) from
this menu. This extends Intel's Virtualization Technology (VT) by providing hard-
ware assists for a virtualization solution.
Intel Virtualization Technology (Advanced Menu > Advanced Chipset Control)
(For Model A Computers Only)
Intel(R) Virtualization Technology
enables a CPU to act as if it were several CPUs
working in parallel in order to allow several operating systems to run at the same
time in the same machine.
Intel TXT(LT) Trusted Execution Technology Support
(Advanced Menu > Advanced Chipset Control)
Intel(R) Trusted Execution Technology may be enabled/disabled from this menu
item. TXT provides hardware and firmware security against software intended at-
tacks.
USB Port/ Card Reader Power / PCI Express Card Power / Smart Card Power
(Advanced Menu > Advanced Chipset Control)
These menu items allow you to enable/disable power to the Card Reader, Express
Card, Smart Card or USB ports when required to do so in order to save power.

Powered USB Port
You may disable power
to the USB ports from
the menu option. How-
ever the powered USB
port (
Figure 1 - 8 on
page 1 - 15 ) can still be
used to charge devices
as this function will not
be disabled here.
You can disable the
powered USB port’s
charge function by using
the Fn + power button
key combination toggle.