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Dell 5540 EDB51 LA-H331P BIOS

BIOS LA-H331P Added: Feb 28, 2024 RAR · 25 MB

File details

TypeBIOS
BrandDell
Model5540
Board numberLA-H331P
PlatformEDB51
Board maker (ODM)Compal
Revision1.0
DeviceLaptop
FormatRAR
Size25 MB
Markstested by uploader
AddedFebruary 28, 2024
Updated
Original file nameDELL_5540_EDP51_EDB51_LA_H331P_REV_1_0A00_2019_07_19_N19P_Q3_A1.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

From the original post:
DELL 5540 EDP51 EDB51 LA-H331P REV 1.0(A00) 2019-07-19 N19P-Q3-A1 TESTED OK

BIOS dump for the Dell 5540 laptop, board LA-H331P revision 1.0, platform EDB51 and ODM Compal. The uploader marked it as tested, but that is their own note and has not been verified by this catalog. Technicians use a BIOS dump like this to reprogram the SPI flash chip with a programmer after a corrupted BIOS or a failed update. Before writing anything, confirm that the board number and revision on your laptop match, and save the original chip contents as a backup so you can recover if the new image does not work.

The catalog also lists 1 schematic, 1 boardview file, and 7 BIOS dumps for board LA-H331P.

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 5540 EDB51 LA-H331P. 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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