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NB2500 PCB MB V6 100% BIOS

BIOS Added: Feb 27, 2024 RAR · 4.7 MB

File details

TypeBIOS
FormatRAR
Size4.7 MB
Markstested by uploader
AddedFebruary 27, 2024
Updated
Original file nameNB2500_PCB_MB_V6 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_V6 WORKING BIOS 100% (TEST ON nb2500_pcb_mb_v5 a5 a21 mb rev e AND OK) RedmiBook 14 ll (NB2500_PCB_MB_V6) Ryzen XM25QU128B

BIOS dump for the RedmiBook 14 II, board NB2500_PCB_MB_V6, supplied as a 4.7 MB RAR archive. The uploader marks it as tested and says it was checked on an NB2500_PCB_MB_V5 board, rev E. The caption names an XM25QU128B SPI flash chip, so confirm yours matches. Technicians use a dump like this to reprogram the SPI chip with a programmer after BIOS corruption or a failed update. Check the board number and revision, and back up the original chip first.

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 V6 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.

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