BIOS ROM

Table 8-3

Setup Utility

Heading

Option

Description

Translation Parameters (ATA disks only)

✎This feature appears only when User translation mode is selected.

Allows you to specify the parameters (logical cylinders, heads, and

sectors per track) used by the BIOS to translate disk I/O requests (from the operating system or an application) into terms the hard drive can accept. Logical cylinders may not exceed 1024. The number of heads may not exceed 256. The number of sectors per track may not exceed 63. These fields are only visible and changeable when the drive translation mode is set to User.

Storage Options Removable Media Boot

Enables/disables ability to boot the system from removable media.

Legacy Diskette Write

Enables/disables ability to write data to legacy diskettes.

✎After saving changes to Removable Media Write, the computer will restart. Turn the computer off, then on, manually.

BIOS DMA Data Transfers

Allows you to control how BIOS disk I/O requests are serviced. When “Enable” is selected, the BIOS will service ATA disk read and write requests with DMA data transfers. When “Disable” is selected, the BIOS will service ATA disk read and write requests with PIO data transfers.

SATA Emulation

Allows you to choose how the SATA controller and devices are accessed by the operating system.

“Separate IDE Controller” is the default option. Up to 4 SATA and 2 PATA devices may be accessed in this mode. The SATA and PATA controllers appear as two separate IDE controllers. Use this option with Microsoft Windows 2000 and Windows XP.

•SATA 0 is seen as SATA Primary Device 0

•SATA 1 (if present) is seen as SATA Secondary Device 0

“Combined IDE Controller” is the other option. Up to 2 PATA and 2 SATA devices may be accessed in this mode. The SATA and PATA controllers appear as one combined IDE controller. Use this option with Microsoft Windows 98 and earlier operating systems.

•PATA Primary Device 0 replaces SATA 1

•PATA Primary Device 1 replaces SATA 3

IDE Controller

Allows you to enable or disable the primary IDE controller. This feature is supported on select models only.

Primary SATA Controller

Allows you to enable or disable the Primary SATA controller.

✎Support for specific Computer Setup options may vary depending on the hardware configuration.

8-8

361834-002

Technical Reference Guide