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Lenovo L340-15API BIOS

BIOS Added: Aug 1, 2020 RAR · 4.5 MB

File details

TypeBIOS
BrandLenovo
ModelL340-15API
DeviceLaptop
FormatRAR
Size4.5 MB
AddedAugust 1, 2020
Updated
Original file nameLenovo_L340_15API,_L340_17API,_L340_15API_Touch_FG542_FG543_FG_742.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:
Delvis José González

BIOS dump for the Lenovo L340-15API laptop, supplied as a RAR archive of about 4.5 MB. The original file name lists several related models (L340-17API, L340-15API Touch) with the codes FG542, FG543 and FG742, so the archive appears to cover more than one variant. 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 writing anything, confirm that the model and board revision match your machine and save a backup of the original chip contents.

For the Lenovo L340-15API the catalog also has 3 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: Lenovo L340-15API. 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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