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NM-B241 BIOS (REV 1.0)

BIOS NM-B241 Added: Jan 5, 2022 ZIP · 5.2 MB

File details

TypeBIOS
Board numberNM-B241
Board maker (ODM)Compal
Revision1.0
DeviceLaptop
FormatZIP
Size5.2 MB
Marksincludes EC firmware
AddedJanuary 5, 2022
Updated
Original file nameBIOS_D421 D521 D721 NM-B241 (REV1.0) BIOS&KBEC.zip

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

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 Compal-built laptop board NM-B241, revision 1.0. The package is a ZIP of about 5.2 MB and includes EC/KBC firmware alongside the BIOS image. Technicians use a dump like this to reprogram the SPI flash chip with a programmer after a corrupted BIOS, a failed update, or when the embedded controller firmware needs restoring.

The catalog also lists 4 schematics, 2 boardview files, and 6 BIOS dumps for board NM-B241.

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: NM-B241. 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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