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Lenovo Legion S7-15ACH6 BIOS

BIOS Added: Dec 5, 2023 ZIP · 7 MB

File details

TypeBIOS
BrandLenovo
ModelLegion S7-15ACH6
DeviceLaptop
FormatZIP
Size7 MB
AddedDecember 5, 2023
Updated
Original file nameLegion S7-15ACH6 Laptop (Lenovo) AMD BM5070_V1.4.bin.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:
Legion S7-15ACH6 Laptop (Lenovo) AMD BM5070_V1.4.bin

BIOS dump for the Lenovo Legion S7-15ACH6 laptop, supplied as a ZIP archive of about 7 MB under the file name Legion S7-15ACH6 Laptop (Lenovo) AMD BM5070_V1.4.bin. The board number is listed as BM5070 and the revision as V1.4 in the file name. Technicians use a BIOS dump like this to reprogram the SPI flash chip with a programmer after a corrupted BIOS or a failed update. Confirm that the board number and revision on your motherboard match before flashing, and read out and save the original chip contents first.

For the Lenovo Legion S7-15ACH6 the catalog also has 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 Legion S7-15ACH6. 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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