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Acer Aspire 5742 BIOS

BIOS Added: Mar 26, 2018 RAR · 1.6 MB

File details

TypeBIOS
BrandAcer
ModelAspire 5742
DeviceLaptop
FormatRAR
Size1.6 MB
AddedMarch 26, 2018
Updated
Original file nameAcer_aspire_5742_5733Z_PEW71_LA.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 Acer Aspire 5742 laptop, supplied as a RAR archive named Acer_aspire_5742_5733Z_PEW71_LA.rar (about 1.6 MB). Technicians use a dump like this to reprogram the SPI flash chip with a programmer after a corrupted BIOS or a failed update. The file name carries the 5733Z and PEW71 references, so compare them against the board number and revision printed on your own motherboard before flashing. Back up the original chip contents first, since a wrong image can leave the laptop unable to boot.

The catalog also lists 4 schematics and 2 BIOS dumps for the Acer Aspire 5742.

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 Aspire 5742. 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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