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QBL50 LA-7551P BIOS

BIOS LA-7551P Added: Feb 26, 2025 RAR · 3.6 MB

File details

TypeBIOS
Board numberLA-7551P
PlatformQBL50
Board maker (ODM)Compal
Revision1.0
DeviceLaptop
FormatRAR
Size3.6 MB
BIOS chip size2 MB
AddedFebruary 26, 2025
Updated
Original file nameQBL50 LA-7551P REV 1.0 2011-04-22 AMD GPU 2MB BIOS.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:
QBL50 LA-7551P REV 1.0 2011-04-22 AMD GPU 2MB BIOS LA-7551P

BIOS dump for the Compal LA-7551P laptop motherboard, platform QBL50, revision 1.0, supplied for a 2 MB SPI flash chip. The archive is a RAR file of about 3.6 MB and the original file name references an AMD GPU build dated 2011-04-22. Technicians use a dump like this to reprogram the flash chip with a programmer after a corrupted BIOS or a failed update.

For board LA-7551P the catalog also has 1 schematic and 3 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: QBL50 LA-7551P. 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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