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Dell Precision 7540 LA-H271P BIOS (REV 1.0)

BIOS LA-H271P Added: Oct 5, 2022 RAR · 14 MB

File details

TypeBIOS
BrandDell
ModelPrecision 7540
Board numberLA-H271P
Board maker (ODM)Compal
Revision1.0
DeviceLaptop
FormatRAR
Size14 MB
Markstested by uploader
AddedOctober 5, 2022
Updated
Original file nameDELL PRECISION 7540 LA-H271P REV 1.0(A00) WORKING BIOS 100%.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 PRECISION 7540 LA-H271P REV 1.0(A00) WORKING BIOS 100%

BIOS dump for the Dell Precision 7540 laptop, board LA-H271P revision 1.0, from ODM Compal. The uploader marked it as tested, and the archive is about 14.1 MB in RAR format. Technicians use a BIOS dump like this to reprogram the SPI flash chip with a programmer after a corrupted BIOS or a failed update. Confirm that the board number and revision on your motherboard match LA-H271P rev 1.0 before flashing, and back up the original chip contents first, since the "tested" label is the uploader's own claim.

For board LA-H271P the catalog also has 1 schematic, 1 boardview file, and 1 BIOS dump.

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 Precision 7540 LA-H271P. 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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