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Huawei DAH98UMB8C0 BIOS

BIOS DAH98UMB8C0 Added: Jan 12, 2025 RAR · 8.1 MB

File details

TypeBIOS
BrandHuawei
Board numberDAH98UMB8C0
Board maker (ODM)Quanta
RevisionC
DeviceLaptop
FormatRAR
Size8.1 MB
BIOS chip size32 MB
Markstested by uploader
AddedJanuary 12, 2025
Updated
Original file nameHUAWEI DAH98UMB8C0 REV C HF EN25QH256 32MB 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:
HUAWEI DAH98UMB8C0 REV C HF EN25QH256 32MB WORKING BIOS 100

BIOS dump for the Huawei laptop board DAH98UMB8C0, revision C, made by Quanta and supplied as a RAR archive of about 8.1 MB for a 32 MB flash chip. The uploader marked it as tested. Technicians use a dump like this to reprogram the SPI flash with a programmer after a corrupted BIOS or a failed update. Before writing anything, confirm that the board number and revision match your board, and save the original chip contents as a backup.

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: Huawei DAH98UMB8C0. 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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