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Dell Inspiron 5521 BIOS

BIOS Added: Jan 27, 2017 RAR · 3.1 MB

File details

TypeBIOS
BrandDell
ModelInspiron 5521
DeviceLaptop
FormatRAR
Size3.1 MB
AddedJanuary 27, 2017
Updated
Original file nameDELL INSPIRON 5521 3521 I7 PM.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

BIOS dump for the Dell Inspiron 5521 laptop, supplied as a RAR archive of about 3.1 MB under the original file name DELL INSPIRON 5521 3521 I7 PM.rar. The facts do not list a board number, revision, chip size or any cleaning or unlock flags, so check the BIOS version and the board markings on your own machine before using it. Repair technicians use a dump like this to reprogram the SPI flash chip with a programmer after a corrupted BIOS or a failed update.

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: Dell Inspiron 5521. 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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