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Driver Details

Adaptec U320 SCSI RAID 0 or 1, v., A06
WHQL signed driver for the Adaptec U320 SCSI RAID 0 or 1 adapter.
Release Date 6/27/2005
Importance: Urgent

The following formats are available for the file you have selected

File Format: Floppy Download File Download File
File Name:


Description: This file contains a compressed (or zipped) set of files. Download the file to a folder on your hard drive, then double-click it to unzip the set of files. Follow the instructions to complete the installation.
Download Type: HTTP
File Size: 261KB

Previous Versions

No previous version available.


WHQL signed driver for the Adaptec U320 SCSI RAID 0 or 1 adapter.

Level of Importance:Urgent

Dell highly recommends applying this update as soon as possible. The update contains changes to improve the reliability and availability of your Dell system.


Precision 370
Precision 470
Precision 670
Operating Systems
MS Windows 2000
MS Windows XP

Applies to

  • Dell Device
  • U320 SCSI RAID 0 or 1

Fixes & Enhancements

This driver adds a 3.5 second delay before pinging a drive when coming out of S3. This fixed an issue where the adapter was not recognizing some Seagate drives when returning from a suspend (S3) state.

Installation instructions

Custom Instructions for BR91792.exe:

Floppy Disk Boot to Disk for BR80498.exe

1.	Click Download Now, to download the file.
2.	If the Export Compliance Disclaimer window appears, click Yes, I Accept this Agreement.
3.	When the File Download window appears, click Save (Windows XP 
users will click Save) this program to disk and click OK.  The Save In: 
window appears. 
4.	From the Save In: field, click the down arrow then click to 
select Desktop and click Save.  The file will download to your desktop.
5.	If the Download Complete window appears, click Close.  The file 
icon appears on your desktop.

Hard Drive Floppy Disk Creation
1.	Get 1 blank, formatted floppy disks.
2.	Double-click the new icon (it looks like a floppy diskette) on 
the desktop.  The Self-Extractor window appears.
3.	Click Setup.  An black MS-DOS window appears with a message 
indicating that you need 1 floppy diskettes.
4.	Press the [ENTER] key.
A message appears prompting you to insert a blank floppy diskette. Insert 
a floppy disk into the floppy disk drive.
5.	Press the [ENTER] key.  A message appears indicating that all 
data on the disk will be erased.
6.	Press the [y] key and then press the [ENTER] key.
The files are copied to the floppy diskette. If the procedure requires 
more than one diskette, repeat steps 4 – 6 until you reach the end of the 
diskette set. 
7.	After all the files have been copied to the last floppy disk, 
press the [ENTER] key and the MS-DOS window closes.

1.	Insert the first (or the only) disk of the set into the Floppy 
2.	Click Start, click Shutdown, click Restart, and then click OK. 
Windows XP Users need only click restart.
3.	Follow the on-screen instructions.            


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