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Lenovo IdeaPad B5400 DA0BM5MB8D0 BIOS

BIOS DA0BM5MB8D0 Added: May 16, 2017 ZIP · 3.6 MB

File details

TypeBIOS
BrandLenovo
ModelIdeaPad B5400
Board numberDA0BM5MB8D0
Board maker (ODM)Quanta
RevisionD
DeviceLaptop
FormatZIP
Size3.6 MB
AddedMay 16, 2017
Updated
Original file nameLenovo IdeaPad B5400=8=DA0BM5MB8D0 Rev D.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

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 B5400 laptop, board number DA0BM5MB8D0, revision D, from the Quanta design. The archive is about 3.6 MB in ZIP format. Technicians use a 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 board match the file before flashing, and read and save the original chip contents first so you have a way back if the write goes wrong.

The catalog also lists 4 BIOS dumps for board DA0BM5MB8D0.

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 B5400 DA0BM5MB8D0. 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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