Download Files
File Format: 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.
File Name: E6420A15.exe
File size: 5.8 MB
To ensure the integrity of your download, please verify the checksum value.
MD5: 3a035cb809fd646e4ecde061c90236b7
SHA1: a4aac0aec81223b7532afa542c2bc39d337e08f8
SHA-256: a00d835a4093ada531c0d97b67e62c697ae2e3b10b8dd3548a90276e192d8080
Fixes & Enhancements
Fixes/Enhancements
------------------
1. Addressed F12 administrator boot options issue.
2. Addressed no external video during POST when docked.
Important Information
Note:
1. Please note that if the A04 or before A04 BIOS is currently installed on your system,
you must first update to A05 BIOS and then flash to the latest A-rev BIOS.
2. Please note that if the A05 or after A05 BIOS and before A08 is currently installed on your system
you must first update to A08 BIOS and then flash to the latest A-rev BIOS.
Supported Operating Systems
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.
Run the BIOS update utility from Windows environment
Run the BIOS update utility from DOS environment (Non-Windows users)
--------------------------------------------------------------------------------
Download file to Desktop
The file E6420A15.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 E6420A15.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 E6420A15.exe to a bootable floppy.
2. Boot from the floppy to the DOS prompt.
3. Run the file by typing Y:\E6420A15.exe (where y is the drive letter where the executable is located).
Reboot will be required
Applies to
Dell Latitude E6420/E6420