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Lenovo IdeaPad 1 15IAU7 NM-E331 BIOS

BIOS NM-E331 Added: Nov 23, 2024 RAR · 7.9 MB

File details

TypeBIOS
BrandLenovo
ModelIdeaPad 1 15IAU7
Board numberNM-E331
Board maker (ODM)Compal
Revision1.0
DeviceLaptop
FormatRAR
Size7.9 MB
BIOS chip size16 MB / 8 MB
AddedNovember 23, 2024
Updated
Original file nameLENOVO_IdeaPad_1_15IAU7_Laptop_Type_82QD_NM_E331_REV_1_0_UB2_&_UB3.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 IdeaPad_1_15IAU7_Laptop_Type_82QD_NM_E331_REV 1.0 UB2 & UB3 16MB& 8MB BIOS

BIOS dump for the Lenovo IdeaPad 1 15IAU7 laptop (type 82QD) built on the Compal NM-E331 board, revision 1.0. The file is supplied for both 16 MB and 8 MB flash chips, as noted in the original caption. Technicians use a 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 match your board before flashing, and save the original chip contents first so you can restore them if needed.

The catalog also lists 1 schematic, 1 boardview file, and 1 BIOS dump for board NM-E331.

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 1 15IAU7 NM-E331. 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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