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Lenovo LA57 10254-2 BIOS

BIOS 10254-2 Added: Apr 11, 2023 RAR · 4.5 MB

File details

TypeBIOS
BrandLenovo
Board number10254-2
PlatformLA57
Board maker (ODM)Wistron
DeviceLaptop
FormatRAR
Size4.5 MB
Markstested by uploader
AddedApril 11, 2023
Updated
Original file nameLENOVO V570 Wistron LA57 MB 10254-2 WORKING BIOS 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:
LENOVO V570 Wistron LA57 MB 10254-2 WORKING BIOS 100%

This is a BIOS dump for a Lenovo laptop built on the Wistron LA57 board, board number 10254-2. The uploader marked it as tested, and it comes as a RAR archive of about 4.5 MB. A dump like this is used to reprogram the SPI flash chip with a programmer after BIOS corruption or a failed update. Before flashing, confirm that the board number matches the one printed on your motherboard, and back up the original chip contents so you can restore them if needed.

For board 10254-2 the catalog also has 1 schematic, 2 boardview files, and 2 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: Lenovo LA57 10254-2. 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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