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Lenovo B51-30 YJBF LA-C291P BIOS

BIOS LA-C291P Added: Jul 7, 2019 RAR · 3.4 MB

File details

TypeBIOS
BrandLenovo
ModelB51-30
Board numberLA-C291P
PlatformYJBF
Board maker (ODM)Compal
DeviceLaptop
FormatRAR
Size3.4 MB
AddedJuly 7, 2019
Updated
Original file nameLenovo_B51-30_YJBF_LA-C291P.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 the Lenovo B51-30 laptop, board number LA-C291P, platform YJBF, built by Compal and supplied as a RAR archive of about 3.4 MB. A dump like this is used to reprogram the SPI flash chip with a programmer after BIOS corruption or a failed update. Before flashing, confirm that the board number and revision on your motherboard match the file, and read and save the original chip contents as a backup. The archive name also carries the model, platform and board number, so you can compare it against the label on your board.

The catalog also lists 2 BIOS dumps for board LA-C291P.

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 B51-30 YJBF LA-C291P. 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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