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19793-1 BIOS

BIOS 19793-1 Added: Dec 10, 2022 RAR · 6.7 MB

File details

TypeBIOS
Board number19793-1
Board maker (ODM)Wistron
DeviceLaptop
FormatRAR
Size6.7 MB
AddedDecember 10, 2022
Updated
Original file nameLC55-14A 19793-1... 448.0K103.0011 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:
LC55-14A 19793-1 448.0K103.0011 BIOS

BIOS dump for a Wistron laptop motherboard, board number 19793-1, distributed as a RAR archive of about 6.7 MB. The original file name is LC55-14A 19793-1 448.0K103.0011 BIOS.rar, and the caption gives no brand or model beyond the LC55-14A label, so check that it matches your machine before use. A BIOS dump is used to reprogram the SPI flash chip with a programmer after BIOS corruption or a failed update.

For board 19793-1 the catalog also has 1 schematic and 1 BIOS dump.

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: 19793-1. 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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