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Lenovo IdeaPad 300 NM-A471 BIOS

BIOS NM-A471 Added: Jan 26, 2022 RAR · 3.7 MB

File details

TypeBIOS
BrandLenovo
ModelIdeaPad 300
Board numberNM-A471
Board maker (ODM)Compal
Revision2.0
DeviceLaptop
FormatRAR
Size3.7 MB
AddedJanuary 26, 2022
Updated
Original file nameLENOVO_IDEAPAD_300_BMWC1_&_BMWC2_MB_NM_A471_REV_2_0_2015_07_10_UC2.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 IdeaPad 300 laptop, board number NM-A471, revision 2.0, from the Compal design. The archive is a RAR of about 3.7 MB. 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 flashing, confirm that the board number and revision printed on your motherboard match the file, and back up the original chip contents so you can recover if something goes wrong.

The catalog also lists 3 schematics and 13 BIOS dumps for board NM-A471.

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 IdeaPad 300 NM-A471. 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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