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Sony MBX-244 BIOS

BIOS MBX-244 Added: May 14, 2022 RAR · 0.9 MB

File details

TypeBIOS
BrandSony
Board numberMBX-244
DeviceLaptop
FormatRAR
Size0.9 MB
AddedMay 14, 2022
Updated
Original file nameMBX-244 S0202-1 48.4KY02.011.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 a Sony laptop with board number MBX-244, supplied as a RAR archive named MBX-244 S0202-1 48.4KY02.011.rar (about 0.9 MB). A dump like this is used to reprogram the SPI flash chip with a programmer after the BIOS has been corrupted or a firmware update has failed. The facts here do not list a chip size, platform or revision, so confirm that the board number and file name match your board before flashing. Back up the original chip contents first, since a wrong image can leave the laptop unable to start.

The catalog also lists 1 schematic and 3 BIOS dumps for board MBX-244.

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: Sony MBX-244. 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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