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Dell Latitude 5490 LA-F401P BIOS

BIOS LA-F401P Added: Nov 14, 2020 RAR · 6.2 MB

File details

TypeBIOS
BrandDell
ModelLatitude 5490
Board numberLA-F401P
Board maker (ODM)Compal
DeviceLaptop
FormatRAR
Size6.2 MB
AddedNovember 14, 2020
Updated
Original file nameLatitude_5490_LA_F401P_ok_+_ME_11_8_50_3426_11_8_50_3426_CON_LP.rar

Where to get the file

Opens the matching file on RM Schematics, or its source details if it is not catalogued there yet.

Alternative links

No other copies are known yet.

AwesomeHeader does not store this file. It was published in a public Telegram channel; the links above lead to the original post and its copies.

Description

BIOS dump for the Dell Latitude 5490 laptop, board number LA-F401P from Compal, supplied as a RAR archive of about 6.2 MB. The original file name notes a clean ME (Intel Management Engine) region and a version string of 11.8.50.3426, so the dump appears to have been prepared with the ME section reset. Technicians use a dump like this to reprogram the SPI flash chip with a programmer after a corrupted BIOS or a failed update.

The catalog also lists 2 schematics, 3 boardview files, and 13 BIOS dumps for board LA-F401P.

Description generated from the catalog data. ·

How to open it

A BIOS dump is written to the SPI flash chip with a programmer such as the CH341A and a SOIC8 clip. Read and save the original chip contents twice before writing.

Guide: Flash a Laptop BIOS with a CH341A Programmer →

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Questions about this file

How do I flash this BIOS dump?

Write it to the SPI flash chip with a programmer such as the CH341A and a SOIC8 clip. Read and keep the original contents first, and check that the chip size matches the dump.

Will this BIOS work on my board?

Only if the board number and revision match: Dell Latitude 5490 LA-F401P. Dumps from a different board or revision can leave the board dead.

What does “clean ME” mean?

The Intel ME region in the dump has been reset, so it can be used on another board of the same model. Keep your original dump and transfer serial numbers if needed.

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