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Acer 09285-1M BIOS

BIOS 09285-1M Added: Oct 19, 2021 RAR · 1.7 MB

File details

TypeBIOS
BrandAcer
Board number09285-1M
Board maker (ODM)Wistron
DeviceLaptop
FormatRAR
Size1.7 MB
BIOS chip size1 MB
Markstested by uploader, includes EC firmware
AddedOctober 19, 2021
Updated
Original file nameACER_5740G_5340G_09285_1M_48_4GD01_01M_BIOS_&_EC_TESTED_OK.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 an Acer laptop on Wistron board 09285-1M, supplied with a 1 MB flash chip image and EC/KBC firmware included. The original file name lists the Acer 5740G and 5340G models, and the uploader marked it as tested, though that is their claim and not something verified here. A dump like this is used to reprogram the SPI chip with a programmer after BIOS corruption or a failed update. Confirm the board number and revision match your board before flashing, and back up the original chip contents first.

The catalog also lists 3 BIOS dumps for board 09285-1M.

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 09285-1M. 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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