Driver Details

Dell Latitude D620 System BIOS, A08

Latitude D620 A08 System BIOS
This update includes critical microcode updates from Intel

Fixes & Enhancements

1. This update includes critical microcode updates from Intel.
2. Update Intel 945GM /940GML (Calistoga) VBIOS from X18(1264) to X21(1343).
3. Fixed Hard Drive Security vunerability if Admin or System password is not set.
4. Update support for Dell Wireless 1505.
5. Fixed BIOS setup menu item "Wi-Fi Catcher" is unlocked when Admin
password is set.
6. Change default ATG LED mode to Off.
7. Fixed an issue that system intermittently hangs during boot up to DOS repeatly
8. Updated Dell COPYRIGHT year to 2007.
9. Move the Energy Star token from the DAh table to the D4h table.


Version A08, A08



Release date

11 Apr 2007

Last Updated

03 Nov 2011



Available formats

File Format:Windows/DOS
File Name:D620_A08.EXE
Download Type:HTTP
File Size: 963KB
Format DescriptionThis file format consists of a BIOS executable file. The Universal (Windows/MS DOS) format can be used to install from Windows 8, Windows 7, Windows XP, Windows 2000, NT, Windows 9X, Windows ME or a MS DOS environment.
To ensure the integrity of your download, please verify the checksum value.
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By downloading, you accept the terms of the Dell Software License Agreement.

Compatible Systems

Supported Operating Systems


Applies to

Latitude D620 System BIOS

Installation instructions

Installation Instructions for the Universal (Windows/ DOS) format

  1. Download file to Desktop

  2. Use one of the methods below to flash the Bios.

Download file to Desktop

The file D620_A08.EXE is using the Universal (Windows/ DOS) format and is designed to be directly executed from Windows environment.

  1. Click Download now.
    The File Download window appears.

  2. Click the Save button.
    The Save As window appears.

  3. Select Desktop using the drop-down menu to the right of Save in.

  4. Click the Save button.
    A progress meter moves as the download is completed.

  5. If necessary, click X in the upper right-hand corner of the Download Progress Window to close it upon completion.

NOTE: Shut down all other applications prior to running the BIOS update utility. The update utility reboots your system in order to get the new BIOS loaded.

Run the BIOS update utility from Windows environment

  1. Double click the Icon on your desktop labeled D620_A08.EXE.
    The Dell BIOS Flash window appears

  2. Click the Continue button.
    The message Pressing OK will close all applications, shut down Windows, Flash the BIOS, then reboot. appears.

  3. Click the OK button.
    The system will restart and the BIOS Flash will be completed.

Run the BIOS update utility from DOS environment (Non-Windows users)

NOTE: You will need to provide a bootable DOS diskette. This executable file does not create the DOS system files.

  1. Copy the file D620_A08.EXE to a bootable floppy.

  2. Boot from the floppy to the DOS prompt.

  3. Run the file by typing Y:\D620_A08.EXE (where y is the drive letter where the executable is located).

Important Information

This update includes critical microcode updates from Intel
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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 highly recommends applying this update as soon as possible. The update contains changes to improve the reliability and availability of your Dell system.