Driver Details

Dell Server System BIOS, A02

PowerEdge SC420, BIOS, A02

Fixes & Enhancements

The following changes were made to A01 to create A02:

1. Improved setup password entry
2. Corrected some setup text
3. Improved USB support
4. Updated SMBIOS to 2.3.4
5. Added support for newer CPUs
6. Improved IDE device detection
7. Improve PCI-Express error reporting
8. Added setup switch to disable some bus error reporting
9. Corrected memory serial number reporting
10. Improved support for PCI-Express bridge devices
11. Improved support for flashing within 64-bit OS's
12. Disallowed digits in the setup AM/PM field


Version A02, A02



Release date

13 Feb 2006

Last Updated

07 Jul 2012


Available formats

File Format:Windows/DOS
File Name:sc420a02.exe
Download Type:HTTP
File Size: 592 KB
Format Description:This file format consists of a BIOS executable file. The Universal (Windows/MS DOS) format can be used to install from any Windows or MS DOS environment.
To ensure the integrity of your download, please verify the checksum value.
Not available
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By downloading, you accept the terms of the Dell Software License Agreement.

Installation instructions
Custom Instructions for sc420a02.exe:

BIOS Soft Instructions:

1. Click the "Download Now" link to download the file.
2. If the Export Compliance Disclaimer window appears, click the "I agree" link to accept the agreement.
3. When the file Download window appears, click "Save" to save the file to your hard drive.

Flashing the BIOS:
1. Browse the location where you have downloaded the file and double click the new file to run the BIOS flash program.
2. The BIOS flash utility window appears, click continue.
3. When the BIOS flash utility has completed you will be prompted to restart you computer. Click Yes.
4. BIOS flash Compete.

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Drivers help and tutorials

Warning: Do not turn off your computer or disconnect from your power source while updating the BIOS or you may harm your computer. During the update, your computer will restart and you will briefly see a black screen.

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My download lists enables you to create and save lists of drivers to install at a later time. Lists can only be saved by logging into your existing account or creating a new one, and selecting “Save this list.”
Learn more

This driver has been tested by both the independent software vendor (ISV) and Dell on the operating systems, graphics cards, and application supported by your device to ensure maximum compatibility and performance. Details

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.