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Lenovo 10303-3 BIOS

BIOS 10303-3 Added: Mar 27, 2023 RAR · 9.7 MB

File details

TypeBIOS
BrandLenovo
Board number10303-3
Board maker (ODM)Wistron
DeviceLaptop
FormatRAR
Size9.7 MB
Markstested by uploader
AddedMarch 27, 2023
Updated
Original file nameLENOVO_IBM_XI_WISTRON_LNL_1_10303_3_48_4N405_031MXIC_MX25L5121EOC.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 IBM XI WISTRON LNL-1 10303-3 48.4N405.031MXIC MX25L5121EOC WORKING BIOS 100%

BIOS dump for a Lenovo laptop, board number 10303-3, built by Wistron (file name references LNL-1). The package is a RAR archive of about 9.7 MB and is marked as tested by the uploader. The file name also cites the MX25L5121EOC flash chip, which matches a 64 MB SPI part. Technicians use a dump like this to reprogram the SPI chip with a programmer after BIOS corruption or a failed update. Before writing anything, confirm that the board number on your motherboard matches 10303-3 and save the original chip contents as a backup.

For board 10303-3 the catalog also has 2 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 10303-3. 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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