PCchips M581 Series User Manual page 35

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Onboard PCI IDE
Use this item to enable or disable either or both
of the onboard Primary and Secondary IDE
channels.
Ultra DMA Support
Use this item to set Ultra DMA support for IDE
devices on the Primary or Secondary IDE
channels. You must enable this or UDMA
devices will not work at their intended speed.
Onboard Audio/
Use this item to enable or disable the onboard
audio/modem chip.
Modem
Onboard LAN
Use this item to enable or disable the onboard
network interface.
USB Function
Enable this item if you plan to use the USB
ports on this mainboard.
USB Function for
Enable this item if you plan to use the USB
DOS
ports on this mainboard in a DOS environment.
3: BIOS Setup Utility
31

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