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Dell QAR00 LA-7931P BIOS

BIOS LA-7931P Added: Aug 26, 2023 RAR · 5.8 MB

File details

TypeBIOS
BrandDell
ModelQAR00
Board numberLA-7931P
Board maker (ODM)Compal
Revision1.0
DeviceLaptop
FormatRAR
Size5.8 MB
BIOS chip size8 MB / 4 MB
AddedAugust 26, 2023
Updated
Original file nameDELL QAR00 LA-7931P REV1.0 4MB & 8MB.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

From the original post:
DELL QAR00 LA-7931P REV1.0 4MB & 8MB

BIOS dump for the Dell QAR00 laptop on the Compal LA-7931P board, revision 1.0, supplied for both 8 MB and 4 MB flash chips. Technicians use a dump like this to reprogram the SPI chip with a programmer after a corrupted BIOS or a failed update. Before flashing, confirm that the board number and revision on your motherboard match the file, and back up the original chip contents so you can restore them if something goes wrong. The archive is a RAR file of about 5.8 MB.

The catalog also lists 1 schematic, 2 boardview files, and 1 BIOS dump for board LA-7931P.

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 QAR00 LA-7931P. 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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