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Lenovo T450 AIVL0 NM-A251 BIOS

BIOS NM-A251 Added: Oct 2, 2023 RAR · 6.7 MB

File details

TypeBIOS
BrandLenovo
ModelT450
Board numberNM-A251
PlatformAIVL0
Board maker (ODM)Compal
Revision1.0
DeviceLaptop
FormatRAR
Size6.7 MB
Marksunlocked
AddedOctober 2, 2023
Updated
Original file nameLENOVO T450 AIVL0 NM-A251 REV 1.0 20174-10-28.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:
UNLOCK LENOVO T450 AIVL0 NM-A251 REV 1.0 2017-10-28

BIOS dump for the Lenovo T450 laptop, board NM-A251 revision 1.0, platform AIVL0, made by Compal. The file is marked unlocked and packed as a RAR archive of about 6.7 MB. Technicians use a BIOS dump like this to reprogram the SPI flash chip with a programmer after a corrupted BIOS or a failed update. Confirm that the board number and revision on your motherboard match before flashing, and back up the original chip contents first.

The catalog also lists 3 schematics, 1 boardview file, and 10 BIOS dumps for board NM-A251.

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 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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