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GLS4A LA-L921P BIOS

BIOS LA-L921P Added: Dec 5, 2024 RAR · 5.7 MB

File details

TypeBIOS
Board numberLA-L921P
PlatformGLS4A
Board maker (ODM)Compal
Revision1.0
DeviceLaptop
FormatRAR
Size5.7 MB
BIOS chip size16 MB
Markstested by uploader
AddedDecember 5, 2024
Updated
Original file nameGLS4A LA-L921P REV 1.0 2021-11-17 16MB BIOS WORKING 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:
GLS4A LA-L921P REV 1.0 2021-11-17 16MB BIOS WORKING 100%

BIOS dump for a Compal laptop on board LA-L921P, revision 1.0, platform GLS4A, supplied for a 16 MB flash chip in a RAR archive of about 5.7 MB. The uploader marked it as tested, though that is their own claim and not something we have checked. Technicians use a BIOS dump like this to reprogram the SPI flash chip with a programmer after a corrupted BIOS or a failed update. Before writing anything, confirm that the board number and revision match your board, and read out and save the original chip contents as a backup.

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: GLS4A LA-L921P. 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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