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Lenovo IdeaPad 2MCN21WW BIOS

BIOS Added: Sep 15, 2021 RAR · 3.5 MB

File details

TypeBIOS
BrandLenovo
ModelIdeaPad 2MCN21WW
Revision1.4
DeviceLaptop
FormatRAR
Size3.5 MB
AddedSeptember 15, 2021
Updated
Original file nameYoga_310_11IAP_Laptop_ideapad_BIOS_2mcn21ww_bm5594_ver_1_4_BM5594.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 2MCN21WW laptop, revision 1.4, delivered as a RAR archive of about 3.5 MB. The original file name is Yoga_310_11IAP_Laptop_ideapad_BIOS_2mcn21ww_bm5594_ver_1_4_BM5594.rar, which points to the BM5594 board number, though the page does not list a separate platform or chip size. A technician would use a dump like this to reprogram the SPI flash with a programmer after a corrupted BIOS or a failed update.

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 2MCN21WW. 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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