Asus M5A78L-M PLUS - Manual (Page 46)

2-8 Chapter 2: BIOS information
LBA/Large Mode [Auto]
Enables or disables the LBA mode. Setting this item to [Auto] enables the LBA mode if the
device supports this mode, and if the device was not previously formatted with LBA mode
disabled. Configuration options: [Disabled] [Auto]
Block (Multi-Sector Transfer) Mode [Auto]
Enables or disables data multi-sectors transfers. When this item is set to [Auto], the data
transfer from and to the device occurs multiple sectors at a time if the device supports multi-
sector transfer feature. When this item is set to [Disabled], the data transfer from and to the
device occurs one sector at a time. Configuration options: [Disabled] [Auto]
PIO Mode [Auto]
Selects the PIO mode. Configuration options: [Auto] [0] [1] [2] [3] [4]
DMA Mode [Auto]
Selects the DMA mode. Configuration options: [Auto]
SMART Monitoring [Auto]
Sets the Smart Monitoring, Analysis, and Reporting Technology.
Configuration options: [Auto] [Disabled] [Enabled]
32Bit Data Transfer [Enabled]
Enables or disables 32-bit data transfer. Configuration options: [Disabled] [Enabled]
2.3.4 SATA Configuration
The SATA Configuration menu allows you to configure your storage devices. Select an item
then press <Enter> to display the submenu.
OnChip SATA Channel [Enabled]
Enables or disables onboard channel SATA port. Configuration options: [Disabled] [Enabled]
SATA Port1 - Port4 [IDE]
Allows you to set the SATA configuration.
[IDE] Set to [IDE] when you want to use the Serial ATA hard disk drives as
Parallel ATA physical storage devices.
[RAID] Set to [RAID] when you want to create a RAID configuration from the SATA
hard disk drives.
[AHCI] Set to [AHCI] when you want the SATA hard disk drives to use the AHCI
(Advanced Host Controller Interface). The AHCI allows the onboard
storage driver to enable advanced Serial ATA features that increases
storage performance on random workloads by allowing the drive to
internally optimize the order of commands.
• When this item is set to [AHCI], the information of the SATA connectors 1–6 can be seen
only under the OS environment or during POST.
• For Windows ® XP OS, you have to install the AHCI driver, so that you could use the
SATA connectors 1–6 in AHCI mode under the OS environment.
The following two items only appear when you set OnChip SATA Channel to [Enabled].