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Lenovo LC55-14A 19793-1 BIOS

BIOS 19793-1 Added: Dec 10, 2022 ZIP · 5.4 MB

File details

TypeBIOS
BrandLenovo
ModelLC55-14A
Board number19793-1
Board maker (ODM)Wistron
DeviceLaptop
FormatZIP
Size5.4 MB
Markstested by uploader, fast boot
AddedDecember 10, 2022
Updated
Original file nameLENOVO _LC55-14A (19793-1 0K103) FAST BOOT.zip

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:
LENOVO _LC55-14A (19793-1 0K103) FAST BOOT

BIOS dump for the Lenovo LC55-14A laptop, board number 19793-1, produced by Wistron. The uploader marks it as tested and the file name indicates a FAST BOOT variant. The archive is a ZIP of about 5.4 MB. Technicians use a BIOS 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 and revision on your motherboard match the file, and back up the original chip contents so you can recover if something goes wrong.

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: Lenovo LC55-14A 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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