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Lenovo L14 BIOS

BIOS Added: Jan 9, 2024 RAR · 39 MB

File details

TypeBIOS
BrandLenovo
ModelL14
DeviceLaptop
FormatRAR
Size39 MB
Marksclean ME, tested by uploader, fast boot
AddedJanuary 9, 2024
Updated
Original file nameLENOVO_L14_L15_Gen_3_type_21C3,_21C4_Type_21C3_213035_1_R1XET49W.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:
LENOVO L14 L15_Gen_3_type_21C3,_21C4 Type_21C3 213035-1 R1XET49W WORKING BIOS 100% LG4 LT5 ADL UMA MB 8L 213035-1 448.0PZ26.0011 WORKING BIOS 100%

BIOS dump for the Lenovo L14 laptop, supplied as a RAR archive of about 39.1 MB. The original file name points to Lenovo L14/L15 Gen 3 (type 21C3 and 21C4) with board number 213035-1 and BIOS version R1XET49W. The uploader marks it as tested, and the file has a cleaned Intel ME region and fast boot enabled. A BIOS dump like this is used to reprogram the SPI flash chip with a programmer after a corrupted BIOS or a failed update.

For the Lenovo L14 the catalog also has 2 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 L14. 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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