ECS SF2/648FX Manual page 45

SIS OnChip PCI Device
Scroll to this item and press <Enter> to view the following screen:
SIS USB Controller (Enabled)
This item enables the USB controller. Leave this at the default "Enabled" if
you want to connect USB devices to your computer.
USB Ports Number (6 Ports)
This item enables you to determine the number of USB ports.
USB 2.0 Support (Enabled)
Enable this item if your system supports USB 2.0
USB Legacy Support (Enabled)
This item allows the BIOS to interact with a USB keyboard or mouse to work
with MS-DOS based utilities and non-Windows modes.
USB Mouse Support (Disabled)
Enable this item if you plan to use a mouse connected through the USB port
in a legacy operating system (such as DOS) that does not support Plug and
Play.
SIS AC97 AUDIO (Enabled)
This option allows you to control the onboard AC'97 audio. Disable this item if
you are going to install a PCI audio add-on card.
SIS Serial ATA Controller (Enabled)
This item allows you to control the SiS Serial ATA controller.
SIS Serial ATA Mode (IDE)
This item allows you to change SiS Serial ATA mode.
Press <Esc> to return to the Integrated Peripherals screen.
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