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GS752 NM-C781 BIOS (REV 1.0)

BIOS NM-C781 Added: Apr 17, 2021 RAR · 6.2 MB

File details

TypeBIOS
Board numberNM-C781
PlatformGS752
Board maker (ODM)Compal
Revision1.0
DeviceLaptop
FormatRAR
Size6.2 MB
AddedApril 17, 2021
Updated
Original file nameYOGA_S740_XXXX_GS452_GS552_GS752_NM_C781_REV_1_0_2019_11_25_BLUE.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 laptop built on the Compal NM-C781 board, platform GS752, PCB revision 1.0. The archive is a RAR file of about 6.2 MB, and the original file name refers to a Yoga S740 series image. Technicians use a dump like this to reprogram the SPI flash chip with a programmer after a corrupted BIOS or a failed update. Before flashing, confirm that the board number NM-C781 and revision 1.0 match your motherboard exactly, and save a full backup of the original chip contents first.

For board NM-C781 the catalog also has 1 schematic, 2 boardview files, and 11 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: GS752 NM-C781. 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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