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LA-4021P BIOS

BIOS LA-4021P Added: Feb 28, 2018 ZIP · 2.6 MB

File details

TypeBIOS
Board numberLA-4021P
Board maker (ODM)Compal
DeviceLaptop
FormatZIP
Size2.6 MB
AddedFebruary 28, 2018
Updated
Original file name2530p LA-4021P.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 a laptop built on the Compal LA-4021P board, delivered as a 2.6 MB ZIP archive under the original file name 2530p LA-4021P.zip. The facts do not name the brand, model or chip size, so check the board number printed on your motherboard against LA-4021P before using it. A BIOS dump is used to reprogram the SPI flash chip with a programmer after a corrupted BIOS or a failed update. Save the original chip contents first as a backup, and confirm the revision matches your board before writing anything.

The catalog also lists 2 schematics, 2 boardview files, and 2 BIOS dumps for board LA-4021P.

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: LA-4021P. 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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