Skip to content

NB2500 PCB MB V5 A5 A21 MB REV E 16MB 100% BIOS

BIOS Added: Jun 22, 2024 RAR · 6 MB

File details

TypeBIOS
RevisionE
FormatRAR
Size6 MB
BIOS chip size16 MB
Markstested by uploader
AddedJune 22, 2024
Updated
Original file nameNB2500_PCB_MB_V5 A5 A21 MB REV E 16MB 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:
NB2500_PCB_MB_V5 A5 A21 MB REV E 16MB WORKING BIOS 100%

This is a BIOS dump for the NB2500 motherboard, PCB revision E, provided for a 16 MB SPI flash chip and packed as a RAR archive of about 6 MB. The file name identifies the board as NB2500_PCB_MB_V5 A5 A21, and the uploader marked it as tested. Technicians use a BIOS dump like this to reprogram the SPI chip with a programmer after BIOS corruption or a failed update.

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 →

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: NB2500 PCB MB V5 A5 A21 MB REV E 16MB 100%. 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.

Report a dead link or request removal