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18729-1 BIOS

BIOS 18729-1 Added: Aug 28, 2023 RAR · 15 MB

File details

TypeBIOS
Board number18729-1
Board maker (ODM)Wistron
DeviceLaptop
FormatRAR
Size15 MB
BIOS chip size1 MB
Markstested by uploader
AddedAugust 28, 2023
Updated
Original file nameLBB-1 MB 18729-1 WORKING BIOS 100%.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:
LBB-1 MB 18729-1 WORKING BIOS 100%

BIOS dump for a laptop board numbered 18729-1 from Wistron, supplied for a 1 MB flash chip and marked as tested by the uploader. The archive is a RAR file of about 14.6 MB, named LBB-1 MB 18729-1 WORKING BIOS 100%.rar. A BIOS dump like this is used to reprogram the SPI flash chip with a programmer after the original BIOS is corrupted or a firmware update has failed. The uploader's "tested" mark is their own claim and has not been verified here.

The catalog also lists 2 schematics and 2 BIOS dumps for board 18729-1.

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: 18729-1. 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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