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HP MS-A9251 BIOS

BIOS MS-A9251 Added: Oct 9, 2021 ZIP · 0.5 MB

File details

TypeBIOS
BrandHP
Board numberMS-A9251
Board maker (ODM)MSI
DeviceLaptop
FormatZIP
Size0.5 MB
BIOS chip size1 MB
AddedOctober 9, 2021
Updated
Original file nameHP DreamScreen 400 ms-a9251 1MB.bin.zip

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 an HP laptop with MSI-made board MS-A9251, supplied as a 1 MB image in a ZIP archive (original file name HP DreamScreen 400 ms-a9251 1MB.bin.zip, about 0.5 MB compressed). A dump like this is used to reprogram the SPI flash chip with a programmer after a corrupted BIOS or a failed update. Before writing anything, read and back up the original chip contents, and confirm that the board number MS-A9251 and its revision match your board.

For board MS-A9251 the catalog also has 2 BIOS dumps.

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: HP MS-A9251. 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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