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Lenovo B50-70 LA-B092P BIOS (REV 1.0)

BIOS LA-B092P Added: Oct 8, 2017 ZIP · 3.3 MB

File details

TypeBIOS
BrandLenovo
ModelB50-70
Board numberLA-B092P
Board maker (ODM)Compal
Revision1.0
DeviceLaptop
FormatZIP
Size3.3 MB
AddedOctober 8, 2017
Updated
Original file nameLenovo B50-70 (20384)=8=Compal LA-B092P Rev 1.0 ZIWB3.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

BIOS dump for the Lenovo B50-70 laptop, Compal board LA-B092P, revision 1.0, supplied as a ZIP archive of about 3.3 MB. Technicians use a 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 LA-B092P and revision 1.0 match the motherboard in front of you, and read and save the original chip contents as a backup first. The original file name is Lenovo B50-70 (20384)=8=Compal LA-B092P Rev 1.0 ZIWB3.zip.

For board LA-B092P the catalog also has 2 schematics and 17 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 B50-70 LA-B092P. 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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