User`s manual

BIOS Setup
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& XHCI Hand-off
Determines whether to enable XHCI Hand-off feature for an operating system without XHCI Hand-off
support.(Default:Enabled)
& EHCI Hand-off
Determines whether to enable EHCI Hand-off feature for an operating system without EHCI Hand-off
support.(Default:Disabled)
& Port 60/64 Emulation
Enables or disables emulation of I/O ports 64h and 60h. This should be enabled for full legacy support
for USB keyboards/mice in MS-DOS or in operating system that does not natively support USB devices.
(Default:Disabled)
& USB Storage Devices
Displays a list of connected USB mass storage devices. This item appears only when a USB storage device
is installed.
& Primary Video Device
 SpeciestherstinitiationofthemonitordisplayfromtheinstalledPCIExpressgraphicscardortheonboard
graphics.
IGDVideo   Setstheonboardgraphicsastherstdisplay.
NB PCIe Slot Video Sets the PCI Express graphics card on the PCI Express slot controlled by the
NorthBridgeastherstdisplay.(Default)
& Integrated Graphics
Enables or disables the onboard graphics function.
Auto The BIOS will automatically enable or disable the onboard graphics depending on
thegraphicscardbeinginstalled.(Default)
Disabled Disables the onboard graphics.
Force Always activates the onboard graphics, whether or not a PCI Express card is
installed.
` GFXConguration