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Microsoft DA0Z91MBAE0 BIOS

BIOS DA0Z91MBAE0 Added: Mar 31, 2024 RAR · 5.4 MB

File details

TypeBIOS
BrandMicrosoft
Board numberDA0Z91MBAE0
Board maker (ODM)Quanta
RevisionE
DeviceLaptop
FormatRAR
Size5.4 MB
AddedMarch 31, 2024
Updated
Original file nameMICROSOFT_SURFACE_1943_MOTHERBOARD_i5_1035G1_Z91_DA0Z91MBAE0_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

From the original post:
MICROSOFT SURFACE 1943 MOTHERBOARD i5-1035G1 Z91 DA0Z91MBAE0 REV E

BIOS dump for the Microsoft Surface 1943 laptop, board DA0Z91MBAE0 revision E, built by Quanta. The post caption also lists an i5-1035G1 processor, and the archive is a RAR file of about 5.4 MB. Technicians use a BIOS dump like this to reprogram the SPI flash chip with a programmer after corruption or a failed update. Confirm that the board number and revision match your board before flashing, and back up the original chip contents first.

The catalog also lists 2 BIOS dumps for board DA0Z91MBAE0.

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: Microsoft DA0Z91MBAE0. 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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