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Acer 5740 NEW70 LA-5892P BIOS

BIOS LA-5892P Added: Feb 15, 2023 RAR · 9.5 MB

File details

TypeBIOS
BrandAcer
Model5740
Board numberLA-5892P
PlatformNEW70
Board maker (ODM)Compal
Revision1.0
DeviceLaptop
FormatRAR
Size9.5 MB
Markstested by uploader
AddedFebruary 15, 2023
Updated
Original file nameACER_5740_5742_NEW70_LA_5892P_REV_1_0_2010_01_06_HM55_WORKING_BIOS.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:
ACER 5740 5742 NEW70 LA-5892P REV 1.0 2010-01-06 HM55 WORKING BIOS 100%

BIOS dump for the Acer 5740 laptop, board LA-5892P revision 1.0 (Compal ODM, platform NEW70), supplied as a RAR archive of about 9.5 MB and marked as tested by the uploader. The original file name also lists the 5742 and an HM55 chipset reference, so the set is labeled for that family. A technician would use a dump like this to reprogram the SPI flash chip with a programmer after a corrupted BIOS or a failed update.

For board LA-5892P the catalog also has 2 schematics, 1 boardview file, and 6 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: Acer 5740 NEW70 LA-5892P. 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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