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Sony MBX-259 BIOS

BIOS MBX-259 Added: Feb 15, 2020 RAR · 2.5 MB

File details

TypeBIOS
BrandSony
Board numberMBX-259
DeviceLaptop
FormatRAR
Size2.5 MB
AddedFebruary 15, 2020
Updated
Original file nameBIOS sony_svs_13_mbx_259_sr0n0_slj8e CHIP.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, board number MBX-259, supplied as a RAR archive named BIOS sony_svs_13_mbx_259_sr0n0_slj8e CHIP.rar (about 2.5 MB). The file name suggests a dump intended for the chip on this board, though the facts do not list a chip size or revision. Technicians use a BIOS 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 matches yours and back up the original chip contents.

For board MBX-259 the catalog also has 7 BIOS dumps.

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-259. 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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