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Acer Aspire 5750G i5-2430M GT540M v1.21 Unlocked BIOS

BIOS Added: Oct 10, 2025 7Z · 3.2 MB

File details

TypeBIOS
BrandAcer
DeviceLaptop
Format7Z
Size3.2 MB
Marksunlocked
AddedOctober 10, 2025
Updated
Original file nameAcer Aspire 5750G i5-2430M GT540M v1.21 Unlocked Bios.7z

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:
Acer Aspire 5750G i5-2430M GT540M v1.21 Unlocked Bios

BIOS dump for the Acer Aspire 5750G laptop, supplied as a 7Z archive of about 3.2 MB and marked unlocked. The original file name also references v1.21, the i5-2430M and GT540M, but those CPU and GPU details come from the file name only and are not confirmed as board specifications here. A dump like this is used to reprogram the SPI flash chip with a programmer after a corrupted BIOS or a failed update. Confirm the board number and revision match your machine, and back up the original chip contents before writing anything.

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: Acer Aspire 5750G i5-2430M GT540M v1.21 Unlocked. 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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