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NM-A311 BIOS (REV 1.0)

BIOS NM-A311 Added: Nov 12, 2020 RAR · 2.5 MB

File details

TypeBIOS
Board numberNM-A311
Board maker (ODM)Compal
Revision1.0
DeviceLaptop
FormatRAR
Size2.5 MB
Markstested by uploader, includes EC firmware
AddedNovember 12, 2020
Updated
Original file namenm-a311 rev1.0 bios&ec G50_30_a7cn48ww_64.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 a Compal laptop motherboard, board number NM-A311, revision 1.0, packaged as a RAR archive of about 2.5 MB. The uploader marks it as tested, and it includes EC/KBC firmware alongside the BIOS image. The original file name is nm-a311 rev1.0 bios&ec G50_30_a7cn48ww_64.rar. Technicians use a dump like this to reprogram the SPI flash chip with a programmer after a corrupted BIOS or a failed update.

For board NM-A311 the catalog also has 5 schematics, 1 boardview file, and 19 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: NM-A311. 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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