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VRAM 18748-1 BIOS

BIOS 18748-1 Added: Nov 4, 2023 RAR · 7.7 MB

File details

TypeBIOS
Board number18748-1
PlatformVRAM
Board maker (ODM)Wistron
DeviceLaptop
FormatRAR
Size7.7 MB
Marksincludes EC firmware
AddedNovember 4, 2023
Updated
Original file nameSABA MB WHL_4 VRAM 18748-1 0086B1 BIOS & KBEC.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:
SABA MB WHL_4 VRAM 18748-1 0086B1 BIOS & KBEC

This is a BIOS dump for a laptop motherboard, board number 18748-1, platform VRAM, made by Wistron. The archive is a RAR file of about 7.7 MB and includes EC/KBC firmware alongside the BIOS image. Technicians use a BIOS dump like this to reprogram the SPI flash chip with a programmer after 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 so you can restore them if needed.

The catalog also lists 2 BIOS dumps for board 18748-1.

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: VRAM 18748-1. 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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