Chapter 3 – Asus Motherboard P7P55D User Manual
Page 72
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Chapter 3: BIOS setup
Chapter 3
Type [Auto]
Allows you to select the type of SATA drive installed.
[Not Installed] Select this option if no SATA drive is installed.
[Auto]
Allows automatic selection of the appropriate SATA device type.
[CDROM]
Select this option if you are specifically configuring a CD-ROM drive.
[ARMD]
Select [ARMD] (ATAPI Removable Media Device) if your device is a ZIP,
LS-120, or MO drive.
LBA/Large Mode [Auto]
Enables or disables the LBA (Logical Block Addressing) mode.
[Auto]
Select [Auto] to enable the LBA mode (Logical Block Addressing mode)
if the device supports this mode, and if the device was not previously
formatted with LBA mode disabled.
[Disabled]
Disables this function.
Block (Multi-Sector Transfer) M [Auto]
Enables or disables data multi-sector transfers.
[Auto]
When set to [Auto], the data transfer from and to the device occurs in
multiple sectors at a time if the device supports the multi-sector transfer
feature.
[Disabled]
When set to [Disabled], the data transfer from and to the device occurs one
sector at a time.
PIO Mode [Auto]
[Auto]
Allows automatic selection of the PIO (Programmed input/output) modes,
which correspond to different data transfer rates.
[0] [1] [2] [3] [4] Set the PIO mode to Mode 0, 1, 2, 3, or 4.
DMA Mode [Auto]
DMA (Direct Memory Access) allows your computer to transfer data to and from the hardware
devices installed with very little CPU overhead.
The DMA mode consists of SDMA (single-word DMA), MDMA (multi-word DMA), and UDMA
(Ultra DMA). Setting to [Auto] allows automatic selection of the DMA mode.
SMART Monitoring [Auto]
[Auto]
Allows automatic selection of S.M.A.R.T (Smart Monitoring, Analysis, and
Reporting Technology).
[Enabled]
Enables the S.M.A.R.T feature.
[Disabled]
Disables the S.M.A.R.T feature.
32Bit Data Transfer [Enabled]
[Enabled]
Sets the IDE controller to combine two 16-bit reads from the hard disk
into a single 32-bit double word transfer to the processor. This makes
more efficient use of the PCI bus as fewer transactions are needed for the
transfer of a particular amount of data.
[Disabled]
Disables this function.