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Toshiba Satellite L740 DAT0E4MB6D0 BIOS

BIOS DAT0E4MB6D0 Added: Sep 26, 2019 RAR · 1.8 MB

File details

TypeBIOS
BrandToshiba
ModelSatellite L740
Board numberDAT0E4MB6D0
Board maker (ODM)Quanta
RevisionD
DeviceLaptop
FormatRAR
Size1.8 MB
AddedSeptember 26, 2019
Updated
Original file nameToshiba Satellite L740 DAT0E4MB6D0 RevD.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 Satellite L740 laptop, board number DAT0E4MB6D0, revision D, from the Quanta design. The archive is a RAR file of about 1.8 MB, named Toshiba Satellite L740 DAT0E4MB6D0 RevD.rar. Technicians use a BIOS dump like this 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 printed on your motherboard match DAT0E4MB6D0 and revision D, and read out and save the original chip contents as a backup.

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 Satellite L740 DAT0E4MB6D0. 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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