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Lenovo CARBON 12298-2 BIOS

BIOS 12298-2 Added: Feb 22, 2022 RAR · 4.2 MB

File details

TypeBIOS
BrandLenovo
Board number12298-2
PlatformCARBON
Board maker (ODM)Wistron
DeviceLaptop
FormatRAR
Size4.2 MB
AddedFebruary 22, 2022
Updated
Original file nameThinkPad_X1_Carbon_LMQ_1_MB_12298_2_48_4LY06_021_CPU_I7_4500U_X1.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 laptop board 12298-2 (platform CARBON, Wistron ODM), distributed as a 4.2 MB RAR archive. The original file name refers to a ThinkPad X1 Carbon motherboard and mentions an i7-4500U processor, but the CPU reference is taken from the file name only and should be checked against your own board. Technicians use a BIOS dump like this to reprogram the SPI flash chip with a programmer after BIOS corruption or a failed update.

For board 12298-2 the catalog also has 2 schematics, 1 boardview file, and 19 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 CARBON 12298-2. 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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