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HP 250 G3 ZS050 LA-A992P BIOS (REV 1.0)

BIOS LA-A992P Added: Apr 14, 2021 RAR · 4.1 MB

File details

TypeBIOS
BrandHP
Model250 G3
Board numberLA-A992P
PlatformZS050
Board maker (ODM)Compal
Revision1.0
DeviceLaptop
FormatRAR
Size4.1 MB
Marksincludes EC firmware
AddedApril 14, 2021
Updated
Original file nameHP 250 G3 _ZS050_LA-A992P Rev-1.0 BIOS & EC.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 HP 250 G3 laptop, board LA-A992P, platform ZS050, built by Compal and listed as revision 1.0. The archive includes EC/KBC firmware alongside the BIOS image, so both can be handled in one pass. A dump like this is used 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 on your motherboard match, and read out and save the original chip contents as a backup.

For board LA-A992P the catalog also has 5 schematics and 19 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: HP 250 G3 ZS050 LA-A992P. 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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