Driver Details

Dell Precision System BIOS, A04

Precision 450 A04 System BIOS

Version

  • Version A04, A04

Compatibility

Systems
Operating Systems
  • BIOS

Applies to

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Date

Release date
28 May 2004
Last Updated
07 Jul 2012

Importance

Optional. Dell recommends the customer review specifics about the update to determine if it applies to your system. The update contains changes that impact only certain configurations, or provides new features that may/may not apply to your environment.

Available formats

File Format:Floppy
File Name:BR75134.exe
Download Type:HTTP
File Size: 513KB
Format DescriptionThis 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.
Added to download list
Go to [{0}]
To ensure the integrity of your download, please verify the checksum value.
MD5:
Not available
SHA1:
Not available
SHA-256:
Not available
File Format:Hard-Drive
File Name:R75134.exe
Download Type:HTTP
File Size: 2MB
Format DescriptionThis file contains a compressed (or zipped) set of files. Download the file to a folder on your hard drive, and then run (double-click) it to unzip the set of files. Follow the instructions to complete the installation.
Added to download list
Go to [{0}]
To ensure the integrity of your download, please verify the checksum value.
MD5:
Not available
SHA1:
Not available
SHA-256:
Not available
File Format:Non-Packaged
File Name:WS450A04.EXE
Download Type:HTTP
File Size: 329KB
Format DescriptionThis file format consists of a BIOS-executable file. To use it, download the file and copy it to a DOS-bootable USB flash drive, then boot the system to the USB flash drive and run the program.
Added to download list
Go to [{0}]
To ensure the integrity of your download, please verify the checksum value.
MD5:
Not available
SHA1:
Not available
SHA-256:
Not available

By downloading, you accept the terms of the Dell Software License Agreement.


Fixes & Enhancements

The following changes have been made to A03 BIOS to create A04:

* Fixed problem resuming from S3 Stand by.
* Fixed missing drive issue after booting to CDROM drive.
* Updated processor microcodes.
* Improved USB keyboard and mouse emulation.
* Fixed BIOS logo display problem on certain video cards.
* Fixed POST hot-key reboot persistence problem.
* Updated USB code to fix system hangs with some USB multi-function
printers, USB disk keys and USB CD-ROM drives. Improved USB boot
operations for USB devices. Fixed USB bulk transfer end point checking.
Enhanced USB support in Manufacturing.
* Fixed possible configuration error under Windows with some video cards
that have a PCI to PCI bridge.
* Fixed possible issue with the auto-power-on WEEKDAYS function of SETUP.
* Insure a successful PXE boot results in diag LED pattern GGGG instead of
GGGY.
* Improved SMART error message reporting.
* Prevent issue when power button override shutdown while in S3 Standby.
* Added support for Energy Star configuration.

Installation instructions







Important Information


  • The Floppy Format is recommended for most users. Floppy format creates a bootable self-extracting disk.

  • The Non-packaged Format is intended for advanced users that only require the bootable disk.




Installation Instructions

Floppy Format

Creating the disk:

This procedure requires one blank, formatted 3.5-inch floppy disk. Label the disk BIOS.


  1. Click Download now from the Download and install section, to begin.
    The File Download window appears.

  2. Click Save this program to disk.


  3. In the Save in: section, click the down arrow and click to select Desktop as the location then click Save.


  4. When the file download is complete, click Close button.
    Close all open windows.


  5. Double-click the down loaded file WS450A04.EXE on your Desktop.
    If the Security Warning window appears, click Yes.


  6. Click the Setup button.
    A black MS-DOS window appears.


  7. Press the key.


  8. Insert a formatted floppy disk in the floppy disk drive and press the key.


  9. Press the key to begin copying files.
    The message End of the disk set appears.


  10. Press the key.


  11. Click the Start button,


  12. Click the Run button.


  13. Type a: in
    the Open box and click OK.
    A list of files on the floppy disk appears.


  14. Close all open windows and leave the disk in the floppy drive.

    Skip to the section Flashing the BIOS below.



If you are creating this disk on another computer, remove the disk. Then insert it into the system that needs the BIOS flashed, and resume the procedure.




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Non-Packaged Format





Creating the disk:

This procedure requires one blank, formatted 3.5-inch floppy disk. Label the disk BIOS.




  1. Click Download now from the Download and install section, to begin.
    The File Download window appears.

  2. Click Save this program to disk.


  3. In the Save in: section, click the down arrow and click to select Desktop as the location then click Save.


  4. When the file download is complete, click Close button.
    Close all open windows.



  5. Insert a blank, bootable, formatted 3.5-inch floppy disk.


  6. Right-click the downloaded file, point to Send Tothen click to select 3 1/2 Floppy (a), and skip to the section Flashing the BIOS
    below.






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Flashing the BIOS


NOTICE:


Changing the system BIOS may result in unintended side affects, such as
incompatibility of the new BIOS with installed hardware. If problems arise
after a BIOS change, it may be necessary to return the system to the
original version of the BIOS.




  1. If you are flashing the BIOS on a portable computer, be sure that
    the AC adapter is plugged in and the computer is not operating on battery
    power.

  2. Ensure that the Flash BIOS disk is inserted into the floppy disk
    drive.

  3. Click the Start button, click Shut Down, click
    Restart, then click OK.

  4. The computer will restart
    and boot to the floppy disk.

NOTE:

If the flash BIOS

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