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Lenovo ThinkPad S3 FE5A0 NM-C421 BIOS

BIOS NM-C421 Added: Dec 20, 2022 RAR · 20 MB

File details

TypeBIOS
BrandLenovo
ModelThinkPad S3
Board numberNM-C421
PlatformFE5A0
Board maker (ODM)Compal
Revision1.0
DeviceLaptop
FormatRAR
Size20 MB
Markstested by uploader
AddedDecember 20, 2022
Updated
Original file nameLENOVO_THINKPAD_S3_GEN_2_FE4A0_FE5A0_NM_C421_REV_1_0_2019_07_05.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:
LENOVO THINKPAD S3 GEN 2 FE4A0 FE5A0 NM-C421 REV 1.0 2019-07-05 i5-10210U WORKING BIOS 100%

BIOS dump for the Lenovo ThinkPad S3 laptop, board number NM-C421, revision 1.0, platform FE5A0, Compal-designed. The uploader marked it as tested, but that is their note and has not been checked by this catalog. Technicians use a BIOS dump to reprogram the SPI flash chip with a programmer after a corrupted BIOS or failed update. Confirm that the board number and revision match yours, and back up the original chip contents before writing anything. The archive is a 19.8 MB RAR file.

The catalog also lists 2 schematics, 1 boardview file, and 8 BIOS dumps for board NM-C421.

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 S3 FE5A0 NM-C421. 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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