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Dell XPS 15 QBL00 LA-7851P BIOS

BIOS LA-7851P Added: Jun 5, 2022 ZIP · 3.3 MB

File details

TypeBIOS
BrandDell
ModelXPS 15 QBL00
Board numberLA-7851P
Board maker (ODM)Compal
DeviceLaptop
FormatZIP
Size3.3 MB
AddedJune 5, 2022
Updated
Original file nameDell XPS 15_QBL00_LA-7851P.bin.zip

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 XPS 15 QBL00 laptop, board number LA-7851P from Compal, delivered as a ZIP archive of about 3.3 MB under the original file name Dell XPS 15_QBL00_LA-7851P.bin.zip. Technicians use a dump like this to reprogram the SPI flash chip with a programmer when the BIOS is corrupted or a firmware update has failed. Before flashing, confirm that the board number and revision on your motherboard match the file, and read and save the original chip contents as a backup so you can restore them if needed.

For board LA-7851P the catalog also has 1 schematic and 2 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: Dell XPS 15 QBL00 LA-7851P. 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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