Dell Latitude E6420 System BIOS, Latitude E6420 ATG System BIOS, A05

Ne mettez pas l’ordinateur hors tension et ne le déconnectez pas de sa source d’alimentation pendant la mise à jour du BIOS, cela risquerait d’endommager votre ordinateur. Au cours de la mise à jour, l’ordinateur redémarre et il se peut que vous voyiez brièvement un écran noir.

Avant de procéder à la mise à jour, lisez les instructions d’installation et les informations importantes indiquées ci-dessous.

ID du pilote : G10JR

Importance : Recommandé

Version : A05, A05 Dernière version Version recommandée Version la plus récente et recommandée

Date de publication : 01 juil. 2011

Type de téléchargement : BIOS système

Catégorie : BIOS

Latitude E6420 A05 System BIOS

Télécharger les fichiers

Format de fichier : Ce format de fichier se compose d’un fichier exécutable BIOS. Le format universal (Windows/MS DOS) peut être utilisé pour une installation à partir de tous les environnements Windows ou MS DOS.

Nom du fichier: E6420A05.exe

Taille du fichier: 5.75 MB

Afin de garantir l’intégrité de votre téléchargement, veuillez vérifier la valeur de la somme de contrôle.

MD5 : 532bbcd9e84b0404c010b74e6b5f4677

Télécharger .EXE

Correctifs et améliorations

1. Added support for Signed Firmware Updates.
2. Additional vPro support. Added DASH ‘PLDM for BIOS Control and Configuration?
3. Updated the Password Bypass feature.
4. Fixed issue where the system would not reboot the first time after disabling the Integrated NIC in Setup.
5. Addressed issues with the 'Auto-On Time' Setup field.
6. Fixed issue where a UEFI OS install would fail with greater than 8GB of memory.
7. Addressed intermittent boot issues in ATA mode.
8. Fixed issue in ATA mode where unaligned memory accesses would fail.
9. Fixed issue where the BIOS would reboot instead of flashing when the /S parameter was used with the flash executable.
10. Fixed issue where the error log data from the previous POST would show up if you shut down the machine at the F1/F2 prompt.
11. Fixed issue where the IDT audio device would not appear in device manager when running a UEFI OS.
12. Updated to the MOB_P_08 version of the Intel microcode patch.
13. Updated to the 1.3.72 version of the Intel PXE OROM.
14. Updated to the 4208 version of ePSA diagnostics.

Instructions d’installation

Installation Instructions for the Universal (Windows/ DOS) format

Download file to Desktop

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 E6420A05.exe is using the Universal (Windows/ DOS) format and is designed to be directly executed from Windows environment.

Click Download now.
The File Download window appears.

Click the Save button.
The Save As window appears.

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

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

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

Double click the Icon on your desktop labeled E6420A05.exe.
The Dell BIOS Flash window appears

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

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.

Copy the file E6420A05.exe to a bootable floppy.

Boot from the floppy to the DOS prompt.

Run the file by typing Y:\E6420A05.exe (where y is the drive letter where the executable is located).

Dell Latitude E6420 System BIOS, Latitude E6420 ATG System BIOS, A05

Télécharger les fichiers

Correctifs et améliorations

Systèmes compatibles

Systèmes d’exploitation pris en charge

Instructions d’installation