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Lenovo IdeaPad 320 EG524 NM-B453 BIOS

BIOS NM-B453 Added: Feb 13, 2021 RAR · 4.9 MB

File details

TypeBIOS
BrandLenovo
ModelIdeaPad 320
Board numberNM-B453
PlatformEG524
Board maker (ODM)Compal
DeviceLaptop
FormatRAR
Size4.9 MB
Markstested by uploader
AddedFebruary 13, 2021
Updated
Original file nameLaptop_ideapad_320_15IKB_Type_81BG,_81BT_EG523_EG524_NM_B453_Rev.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 320 laptop, Compal board NM-B453 (platform EG524), delivered as a 4.9 MB RAR archive. The uploader marked it as tested, though that is their own claim and not something the catalog has checked. Technicians use a BIOS dump like this to reprogram the SPI flash chip with a programmer after BIOS corruption or a failed update. Before writing anything, confirm that the board number and revision on your motherboard match the file, and back up the original chip contents first.

For board NM-B453 the catalog also has 1 schematic, 2 boardview files, and 6 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 IdeaPad 320 EG524 NM-B453. 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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