Abit SG-71 User Manual page 65

Introducing the BIOS
data at a maximum burst rate of 133 MB/sec.
If you encounter the problem of using Ultra DMA devices, you can try to set this item to Disabled.
When you select Auto, the system automatically determines the optimal data transfer rate for each
IDE device (Default). This field does not available to enter when the "Internal PCI/IDE" field is
Disabled or Primary.
 Secondary Slave UltraDMA:
Two options are available: Disabled
transfer protocol that utilizes ATA commands and the ATA bus to allow DMA commands to transfer
data at a maximum burst rate of 133 MB/sec.
If you encounter the problem of using Ultra DMA devices, you can try to set this item to Disabled.
When you select Auto, the system automatically determines the optimal data transfer rate for each
IDE device (Default). This field does not available to enter when the "Internal PCI/IDE" field is
Disabled or Primary.
IDE DMA Transfer Access:
Two options are available: Disabled
problem of using Ultra DMA devices, you can try to set this item to Disabled. This field does not
available to enter when the "Internal PCI/IDE" field is Disabled.
IDE Burst Mode:
Two options are available: Disabled
reduces latency between each drive read/write cycle, but may cause instability in IDE subsystems that
cannot support such fast performance. If you are getting disk drive errors, try setting this value to
Disabled. This field does not available to enter when the "Internal PCI/IDE" field is Disabled.
Auto. The default setting is Auto. Ultra DMA is a DMA data
Enabled. The default setting is Enabled. If you encounter the
Enabled. The default setting is Enabled. Selecting Enabled
4-15
User's Manual