Abit BE7-G User Manual page 57

BIOS Setup
Master/Slave Drive Ultra DMA
Two options are available: Auto and Disabled. The default setting is Auto. Ultra DMA is a DMA data
transfer protocol that utilizes ATA commands and the ATA bus to allow DMA commands to transfer data
at a maximum burst rate of 100 MB/sec.
Ultra DMA/33 or Ultra DMA/66/100 implementation is possible only if your IDE hard drive supports it
and the operating environment includes a DMA driver (Windows
third-party IDE bus master driver).
Auto: If your hard drive and your system software both support Ultra DMA, select Auto to enable BIOS
support.
Disabled: If you encounter a problem in using Ultra DMA devices, you can try to disable this item.
OnChip IDE-2 Controller:
The description is same as the OnChip IDE-1 Controller.
OnChip PCI Device(s):
Press <Enter> key to enter the OnChip PCI Device(s) menu.
OnChip USB Controller:
Two options are available: Enabled and Disabled. The default setting is Enabled. This motherboard
provides two Universal Serial Bus (USB) ports, thus supporting USB devices. If you don't want to use
USB devices, set it to Disabled, then the item USB Keyboard Support & USB Mouse Support will also be
disabled.
USB Keyboard Support Via:
Two options are available: OS and BIOS. The default setting is OS. If you want to use USB keyboard in
DOS environment, please set it to BIOS.
USB Mouse Support Via:
Two options are available: OS and BIOS. The default setting is OS. If you want to use USB mouse in
DOS environment, please set it to BIOS.
OnChip Audio Controller:
This option enables or disables the audio controller. The default setting is Enabled.
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95 OSR2 / 98 / ME / NT / 2000 or a
3-15
User's Manual