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Lenovo NM-A681 BIOS

BIOS NM-A681 Added: Nov 26, 2017 RAR · 3.8 MB

File details

TypeBIOS
BrandLenovo
Board numberNM-A681
Board maker (ODM)Compal
DeviceLaptop
FormatRAR
Size3.8 MB
AddedNovember 26, 2017
Updated
Original file nameLenovo IdeaPad 100-15IBD-CG410CG510 NM-A681.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 laptop board NM-A681, a Compal design, supplied as a RAR archive of about 3.8 MB under the original file name Lenovo IdeaPad 100-15IBD-CG410CG510 NM-A681.rar. Technicians use a dump like this to reprogram the SPI flash chip with a programmer after a corrupted BIOS or a failed update. Before flashing, confirm that the board number on your motherboard matches NM-A681 and check the revision, since the file does not specify one.

For board NM-A681 the catalog also has 4 schematics, 3 boardview files, and 16 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 NM-A681. 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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