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DG725 NM-B321 BIOS (REV 0.2)

BIOS NM-B321 Added: May 30, 2024 RAR · 6.6 MB

File details

TypeBIOS
Board numberNM-B321
PlatformDG725
Board maker (ODM)Compal
Revision0.2
DeviceLaptop
FormatRAR
Size6.6 MB
Markstested by uploader
AddedMay 30, 2024
Updated
Original file nameDG425_DG525_DG725_NM_B321_REV_0_2_2017_01_11_AMD_A6_9220_WORKING.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:
DG425 DG525 DG725 NM-B321 REV 0.2 2017-01-11 AMD A6-9220 WORKING BIOS 100%

BIOS dump for the Compal NM-B321 laptop board, revision 0.2, on the DG725 platform. The file is marked as tested by the uploader, though that is the uploader's claim and not something the catalog has checked. Technicians use a dump like this to reprogram the SPI flash chip with a programmer after a corrupted BIOS or a failed update. Before flashing, confirm that the board number and revision on your motherboard match NM-B321 rev 0.2, and back up the original chip contents so you can recover if the write goes wrong.

The catalog also lists 2 schematics, 1 boardview file, and 15 BIOS dumps for board NM-B321.

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: DG725 NM-B321. 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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