Skip to content

Acer Aspire 4540 LA-5521P BIOS

BIOS LA-5521P Added: Mar 9, 2021 RAR · 0.8 MB

File details

TypeBIOS
BrandAcer
ModelAspire 4540
Board numberLA-5521P
Board maker (ODM)Compal
DeviceLaptop
FormatRAR
Size0.8 MB
AddedMarch 9, 2021
Updated
Original file nameASPIRE 4540 SERIES-LA-5521P.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 Acer Aspire 4540 laptop, board number LA-5521P from Compal, supplied as a RAR archive named ASPIRE 4540 SERIES-LA-5521P.rar. A dump like this is used to reprogram the SPI flash chip with a programmer after BIOS corruption or a failed update. Before writing anything, confirm that the board number and revision on your motherboard match the file, and back up the original chip contents so you can restore them if needed.

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 →

Browse more

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 4540 LA-5521P. 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.

Report a dead link or request removal