Abit AB-NV7-133R, User Manual

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Introducing the BIOS
User’s Manual
3-15
Figure 3-6C. Integrated Peripherals Menu Lower Screen
Onboard IDE-1 Controller:
The onboard IDE 1 controller can be set as Enabled or Disabled. The default setting is Enabled . Of course
you can disable this item as well. The enable items will show as white color and disabled items will show
blue green color.
"
Master Drive PIO Mode:
!
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.
This field does not available to enter when the “ Onboard IDE-1 Controller ” field is Disabled .
"
Slave Drive PIO Mode:
!
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.
This field does not available to enter when the “ Onboard IDE-1 Controller ” field is Disabled .
"
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 100 MB/sec.
!
Disable: If you encounter the problem of using Ultra DMA devices, you can try to set this item to
Disabled .
!
Auto: 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 “ Onboard IDE-1 Controller ” field is Disabled .
"
Slave Drive Ultra DMA:
!
Disable: If you encounter the problem of using Ultra DMA devices, you can try to set this item to
Disabled .
!
Auto: 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 “ Onboard IDE-1 Controller ” field is Disabled .
Onboard IDE-2 Controller:
The onboard IDE 2 controller can be set as Enabled or Disabled. Description is the same as the item
“
Onboard IDE-1 Controller ”. You can refer the above description.
PIO MODE 0~4 reflects the IDE device data transfer rate. The higher the MODE value is, the better the
IDE device data transfer rate. However, it does not mean that the highest MODE value can be selected.