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Toshiba C850 BIOS (2 MB, clean ME)

BIOS Added: Apr 25, 2021 RAR · 1 MB

File details

TypeBIOS
BrandToshiba
ModelC850
DeviceLaptop
FormatRAR
Size1 MB
BIOS chip size2 MB
Marksclean ME
AddedApril 25, 2021
Updated
Original file nameTOSHIBA C850 PLF PLR CSF CSR W25Q16 2MB Clear me.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 Toshiba C850 laptop, supplied for a 2 MB flash chip with the Intel ME region cleaned. The original file name, TOSHIBA C850 PLF PLR CSF CSR W25Q16 2MB Clear me.rar, lists the W25Q16 chip and the PLF, PLR, CSF and CSR variants, so compare these against the chip on your board before use. Technicians use a dump like this to reprogram the SPI flash with a programmer after a corrupted BIOS or a failed update.

The catalog also lists 1 boardview file and 7 BIOS dumps for the Toshiba C850.

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: Toshiba C850. 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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