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Toshiba E45DW-C4210 BIOS (REV 2.1A)

BIOS Added: Apr 21, 2021 RAR · 2.3 MB

File details

TypeBIOS
BrandToshiba
ModelE45DW-C4210
Revision2.1A
DeviceLaptop
FormatRAR
Size2.3 MB
AddedApril 21, 2021
Updated
Original file nameToshiba E45DW-C4210 esac l mb rev 2.1a.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 E45DW-C4210 laptop, listed as revision 2.1A and supplied as a RAR archive of about 2.3 MB. A dump like this is used to reprogram the SPI flash chip with a programmer after a corrupted BIOS or a failed update. Before flashing, confirm that the board number and revision match your machine, and read out and save the original chip contents as a backup. The source file name is Toshiba E45DW-C4210 esac l mb rev 2.1a.rar, so check the revision carefully against the board printed on your own motherboard.

The catalog also lists 2 BIOS dumps for the Toshiba E45DW-C4210.

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 E45DW-C4210. 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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