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Lenovo G480 LG4858 11252-1 BIOS

BIOS 11252-1 Added: Apr 17, 2018 RAR · 2.6 MB

File details

TypeBIOS
BrandLenovo
ModelG480
Board number11252-1
PlatformLG4858
Board maker (ODM)Wistron
DeviceLaptop
FormatRAR
Size2.6 MB
AddedApril 17, 2018
Updated
Original file nameLenovo_G480_LG4858_11252_1_G580.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 G480 LG4858 11252-1 G580 PLATE LG4858L UMA MB 12206-1

BIOS dump for the Lenovo G480 laptop, board number 11252-1, platform LG4858, built by Wistron and supplied as a RAR archive of about 2.6 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 and revision on your motherboard match the file, and save the original chip contents as a backup.

The catalog also lists 1 BIOS dump for board 11252-1.

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 G480 LG4858 11252-1. 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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