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Lenovo Yoga L380 17821-2M BIOS

BIOS 17821-2M Added: Jan 12, 2022 RAR · 6.3 MB

File details

TypeBIOS
BrandLenovo
ModelYoga L380
Board number17821-2M
Board maker (ODM)Wistron
DeviceLaptop
FormatRAR
Size6.3 MB
BIOS chip size2 MB
Marksunlocked
AddedJanuary 12, 2022
Updated
Original file nameLENOVO_YOGA_L380_LKL_1_MB_17821_2M_448_0CT05_002M_UNLOCKED_BIOS_.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 Yoga L380 laptop, board number 17821-2M from Wistron, supplied for a 2 MB flash chip and marked unlocked. The archive is a RAR file of about 6.3 MB. Technicians use a BIOS 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 machine match the file, and read and back up the original chip contents first, so you can restore them if something goes wrong.

The catalog also lists 3 BIOS dumps for board 17821-2M.

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 Yoga L380 17821-2M. 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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