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MSI B85M-P33 V2 MS-7846 BIOS

BIOS MS-7846 Added: Feb 22, 2021 RAR · 7.6 MB

File details

TypeBIOS
BrandMSI
ModelB85M-P33 V2
Board numberMS-7846
Board maker (ODM)MSI
DeviceDesktop motherboard
FormatRAR
Size7.6 MB
BIOS chip size16 MB
AddedFebruary 22, 2021
Updated
Original file nameMSI B85M-P33 V2 (MS-7846) MS-7846.C30 16MB.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

BIOS dump for the MSI B85M-P33 V2 desktop motherboard, board number MS-7846, supplied for a 16 MB SPI flash chip in a RAR archive of about 7.6 MB. The original file name is MSI B85M-P33 V2 (MS-7846) MS-7846.C30 16MB.rar, so the C30 version tag is part of the name. A dump like this is used to reprogram the flash chip with a programmer after a corrupted BIOS or a failed update. Before writing anything, confirm that the board number and revision on your motherboard match, and save a backup of the original chip contents.

The catalog also lists 6 schematics, 6 boardview files, and 13 BIOS dumps for board MS-7846.

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: MSI B85M-P33 V2 MS-7846. 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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