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Lenovo ThinkPad T450 AIVL0 NM-A251 BIOS (16 MB)

BIOS NM-A251 Added: Jul 10, 2021 ZIP · 5.6 MB

File details

TypeBIOS
BrandLenovo
ModelThinkPad T450
Board numberNM-A251
PlatformAIVL0
Board maker (ODM)Compal
DeviceLaptop
FormatZIP
Size5.6 MB
BIOS chip size16 MB
AddedJuly 10, 2021
Updated
Original file nameLenovo ThinkPad T450 AIVL0 NM-A251 W25Q128FV.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 the Lenovo ThinkPad T450 laptop, board number NM-A251 (platform AIVL0, built by Compal), supplied for a 16 MB flash chip. The original file name also references a W25Q128FV chip, which can help you confirm your chip type before programming. Technicians use a dump like this to reprogram the SPI flash with a programmer after a corrupted BIOS or a failed update. Check that the board number and revision match your laptop, and back up the original chip contents before writing anything.

For board NM-A251 the catalog also has 3 schematics, 1 boardview file, and 10 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 ThinkPad T450 AIVL0 NM-A251. 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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