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Lenovo IdeaPad 300-15IBR NM-A471 BIOS

BIOS NM-A471 Added: Jan 21, 2018 RAR · 0.1 MB

File details

TypeBIOS
BrandLenovo
ModelIdeaPad 300-15IBR
Board numberNM-A471
Board maker (ODM)Compal
DeviceLaptop
FormatRAR
Size0.1 MB
AddedJanuary 21, 2018
Updated
Original file namelenovo ideapad 300-15ibr - NM-A471 IT8886HE.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 IdeaPad 300-15IBR laptop, board number NM-A471, supplied as a RAR archive named "lenovo ideapad 300-15ibr - NM-A471 IT8886HE.rar". The file name points to an IT8886HE embedded controller, but no chip size, clean ME status or revision is listed here, so confirm those details yourself. Technicians use a dump like this to reprogram the SPI flash chip with a programmer after a corrupted BIOS or a failed update.

For board NM-A471 the catalog also has 3 schematics and 13 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 IdeaPad 300-15IBR NM-A471. 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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