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Sony PCG-7184L MBX-218 BIOS

BIOS MBX-218 Added: Jun 8, 2022 RAR · 7.2 MB

File details

TypeBIOS
BrandSony
ModelPCG-7184L
Board numberMBX-218
DeviceLaptop
FormatRAR
Size7.2 MB
BIOS chip size1 MB
AddedJune 8, 2022
Updated
Original file nameSONY PCG-7184L M851 MBX-218 MAIN BIOS W25X80 (U46).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

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:
M851 MBX-218 1P-0096J01-6010

BIOS dump for the Sony PCG-7184L laptop, board MBX-218, supplied as a RAR archive of about 7.2 MB. The original file name references a W25X80 flash chip at position U46, and the dump is listed for a 1 MB chip. Technicians use a dump like this to reprogram the SPI flash with a programmer after a corrupted BIOS or a failed update. Before flashing, check that the board number and revision on your motherboard match MBX-218, and save the original chip contents as a backup so you can recover if something goes wrong.

For board MBX-218 the catalog also has 2 schematics and 5 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 PCG-7184L MBX-218. 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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