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4 System BIOS
78
DMA Mode
Auto,
SWDMAn,
MWDMAn,
UDMAn
Select Auto to allow the BIOS to automatically detect
IDE DMA mode when the IDE disk drive support cannot
be determined.
Select SWDMA0 to allow the BIOS to use Single-Word
DMA mode 0. It has a data transfer rate of 2.1 MB/s.
Select SWDMA1 to allow the BIOS to use Single-Word
DMA mode 1. It has a data transfer rate of 4.2 MB/s.
Select SWDMA2 to allow the BIOS to use Single-Word
DMA mode 2. It has a data transfer rate of 8.3 MB/s.
Select MWDMA0 to allow the BIOS to use Multi-Word
DMA mode 0. It has a data transfer rate of 4.2 MB/s.
Select MWDMA1 to allow the BIOS to use Multi-Word
DMA mode 1. It has a data transfer rate of 13.3 MB/s.
Select MWDMA2 to allow the BIOS to use Multi-Word
DMA mode 2. It has a data transfer rate of 16.6 MB/s.
Select UDMA0 to allow the BIOS to use Ultra DMA mode
0. It has a data transfer rate of 16.6 MB/s. It has the
same transfer rate as PIO mode 4 and Multi-Word DMA
mode 2.
Select UDMA1 to allow the BIOS to use Ultra DMA mode
1. It has a data transfer rate of 25 MB/s.
Select UDMA2 to allow the BIOS to use Ultra DMA mode
2. It has a data transfer rate of 33.3 MB/s.
Select UDMA3 to allow the BIOS to use Ultra DMA mode
3. It has a data transfer rate of 66.6 MB/s.
Select UDMA4 to allow the BIOS to use Ultra DMA mode
4. It has a data transfer rate of 100 MB/s.
Select UDMA5 to allow the BIOS to use Ultra DMA mode
5. It has a data transfer rate of 133 MB/s.
Select UDMA6 to allow the BIOS to use Ultra DMA mode
6. It has a data transfer rate of 133 MB/s.
Parameter
Description
Options
Summary of Contents for AT150 F1 Series
Page 1: ...AT150 F1 Series User Guide ...
Page 12: ...xii ...
Page 13: ...1 System tour ...
Page 15: ...3 External and internal structure Front panel With 3 5 inch HDD bays ...
Page 29: ...2 System setup ...
Page 37: ...3 System upgrades ...
Page 76: ...3 System upgrades 64 ...
Page 77: ...4 System BIOS ...
Page 115: ...5 System troubleshooting ...
Page 125: ...Appendix A Server management tools ...
Page 136: ...Appendix A Server management tools 124 ...
Page 137: ...Appendix B Rack mount configuration ...
Page 148: ...Appendix B Rack mount configuration 136 ...
Page 149: ...Appendix C Acer Smart Console ...
Page 178: ...Appendix C Acer Smart Console 166 ...
Page 182: ...170 ...