User`s manual

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3
BIOS Setup
USB Keyboard Support
By default, this field is Disabled. However, if you are using a USB
keyboard under DOS, make sure to enable this function.
AC97 Audio
Auto Select this option when using the onboard AC97 codec.
Disabled Select this option when using a PCI sound card.
Init Display First
This field is used to select whether to initialize the AGP or PCI first
when the system boots.
AGP When the system boots, it will first initialize the AGP.
PCI Slot When the system boots, it will first initialize PCI.
On-Chip LAN Control
This field is used to enable or disable the
Intel 82562ET LAN chip.
Onboard LAN Control (G4E620-N only)
This field is used to enable or disable the Intel 82551 LAN chip.