User`s manual

NA-821 Series Network Appliance User’s Manual
Phoenix-Award BIOS Utility
43
successively increased performance. In Auto mode, the
system automatically determines the best mode for each
device.
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 IDE Primary/Secondary Master/Slave UDMA
Select the mode of operation for the IDE drive. Ultra DMA-
33/66/100/133 implementation is possible only if your IDE
hard drive supports it and the operating environment
includes a DMA driver. If your hard drive and system
software both support Ultra DMA-33/66/100/133, select Auto
to enable UDMA mode by BIOS.
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 SATA Mode
There are these options for you to set up SATA mode: IDE,
RAID or AHCI.
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 LEGACY Mode Support
Legacy mode support allows devices to function in an
operating environment that is not USB-aware.
Press <Esc> to return to the Integrated Peripherals page.