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Lenovo Yoga 2ND 16822-1 BIOS

BIOS 16822-1 Added: Dec 13, 2021 RAR · 6.5 MB

File details

TypeBIOS
BrandLenovo
ModelYoga 2ND
Board number16822-1
Board maker (ODM)Wistron
DeviceLaptop
FormatRAR
Size6.5 MB
AddedDecember 13, 2021
Updated
Original file nameLenovo X1 Yoga 2nd Gen LRV2 16822-1 448.0A911.0011.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 2ND laptop, board number 16822-1 from Wistron, delivered as a RAR archive of about 6.5 MB. The original file name references the X1 Yoga 2nd Gen and the 448.0A911.0011 build, so the archive name is a useful cross-check. Technicians use a BIOS dump like this to reprogram the SPI flash chip with a programmer after a corrupted BIOS or a failed update.

For board 16822-1 the catalog also has 1 schematic, 1 boardview file, and 1 BIOS dump.

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 2ND 16822-1. 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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