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Lenovo ThinkPad X13 GT4A3 GX3A2 NM-C861 BIOS

BIOS NM-C861 Added: Jun 7, 2023 RAR · 15 MB

File details

TypeBIOS
BrandLenovo
ModelThinkPad X13 GT4A3
Board numberNM-C861
PlatformGX3A2
Board maker (ODM)Compal
DeviceLaptop
FormatRAR
Size15 MB
Markstested by uploader
AddedJune 7, 2023
Updated
Original file nameBIOS_LENOVO_Thinkpad_X13_GT4A3_GX3A2_NM_C861_WORKING_BIOS_100%.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

From the original post:
BIOS LENOVO Thinkpad X13 GT4A3 GX3A2 NM-C861 WORKING BIOS 100%

BIOS dump for the Lenovo ThinkPad X13 GT4A3 laptop, board number NM-C861, platform GX3A2, from the Compal design. The uploader marks it as tested, and the RAR archive is about 15 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 own board match NM-C861, and back up the original chip contents.

For board NM-C861 the catalog also has 1 schematic, 1 boardview file, and 5 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 ThinkPad X13 GT4A3 GX3A2 NM-C861. 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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