Abit SG-71 User Manual page 66

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OnChip PCI Device:
This item can let you sets several items concerning the OnChip PCI device parameters.
AC97 Audio:
Two options are available: Enabled
the built-in AC97 CODEC that can support AC97 specifications. If you set this controller to Enabled, you
can use AC97 audio functions.
OnChip USB Controller:
Two options are available: Disabled
your system has a USB device installed on the system board and you wish to use it. If you add a higher
performance USB adapter, you will need to disable this feature. If you choose disable this item, the
following four items will show as blue green color in "Integrated Peripherals" menu and you can't make
setting on them.
USB 2.0 Supports:
Two options are available: Disabled
bridge has the built-in USB 2.0 controller that can support USB 2.0 specifications. If you set this item to
Enabled, you can use USB 2.0 functions. This will allow all of your USB ports to support USB 2.0
specifications.
This field does not available to enter when the "OnChip USB Controller" field is Disabled.
 USB Keyboard Support Via:
Two options are available: OS
USB keyboard, please set it to OS. Only in some situations, such as in a pure DOS environment that
does not support a USB keyboard, should you set it to BIOS.
SG-71
Figure 4-6C. OnChip PCI Device Screen
Disabled. The default setting is Enabled. Your motherboard has
Enabled. The default setting is Enabled. This should be enabled if
Enabled. The default setting is Enabled. Your motherboard south
BIOS. The default setting is OS. If your operating system supports a
Chapter 4