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IDE Controller
Set this parameter to
Primary
to enable only the primary IDE
controller;
Both
to enable both primary and secondary IDE
controllers; or
to disable all IDE controllers.
Disabled
PS/2 Mouse Controller
This parameter enables or disables the onboard PS/2 mouse
controller.
USB Host Controller
This parameter lets you enable or disable the USB controller on board.
When enabled, it activates the USB function of the system. When
disabled, it deactivates the function.
USB Legacy Mode
This function, when enabled, lets you use a USB keyboard in DOS.
Set this to
Disabled
to deactivate the USB keyboard function in DOS.
SMBus Interrupt (IRQ9)
The System Management Bus (SMBus) is used for controlling and
getting information from devices on a motherboard. It was designed
for hybrid devices based on analog semiconductor technologies and
with limited digital capabilities. This parameter allows you to enable or
disable this feature.
Onboard Ethernet Chip
This parameter allows you to enable or disable the onboard network
feature.
BIOS Utility
3-19
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