Abit BX6 User Manual page 55

Introduction of BIOS
/ Master Drive Ultra DMA:
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 33 MB/sec.
ä
Auto: When you select Auto, the system automatically determines
the optimal data transfer rate for each IDE device. (Default)
ä
Disabled: If you meet the problem of using Ultra DMA devices,
you can try to Disabled this item.
/ Slave Drive Ultra DMA:
ä
Auto: When you select Auto, the system automatically determines
the optimal data transfer rate for each IDE device. (Default)
ä
Disabled: If you encounter the problem of using Ultra DMA
devices, you can try to Disabled this item.
Onboard IDE-2 Controller:
The onboard IDE-2 controller can be set at Enabled or Disabled.
/ Master Drive PIO Mode:
ä
Auto: the BIOS can auto-detect the transfer mode of the IDE
devices in order to set its data transfer rate. (Default)
You can select the PIO mode from 0 to 4 of the IDE devices in
order to set its data transfer rate.
/ Slave Drive PIO Mode:
ä
Auto: the BIOS can auto-detect the transfer mode of the IDE
devices in order to set its data transfer rate. (Default)
You can select the PIO mode from 0 to 4 of the IDE devices in
order to set its data transfer rate.
/ Master Drive Ultra DMA:
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 33 MB/sec.
ä
Auto: When you select Auto, the system automatically determines
the optimal data transfer rate for each IDE device. (Default)
ä
Disabled: If you meet the problem of using Ultra DMA devices,
you can try to Disabled this item.
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