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Lenovo ThinkPad L460 NM-A651 BIOS

BIOS NM-A651 Added: Jul 15, 2020 RAR · 4.4 MB

File details

TypeBIOS
BrandLenovo
ModelThinkPad L460
Board numberNM-A651
Board maker (ODM)Compal
Revision1.0
DeviceLaptop
FormatRAR
Size4.4 MB
AddedJuly 15, 2020
Updated
Original file nameLENOVO THINKPAD L460 NM-A651 Rev 1.0.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 Lenovo ThinkPad L460 laptop, board number NM-A651, revision 1.0, from Compal. Technicians use a dump like this 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 the file, and back up the original chip contents so you can restore them if needed. The archive is a RAR file of about 4.4 MB, named LENOVO THINKPAD L460 NM-A651 Rev 1.0.rar.

For board NM-A651 the catalog also has 2 schematics and 11 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 L460 NM-A651. 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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