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Lenovo IdeaPad Z485 DALZ2CMB8E1 BIOS

BIOS DALZ2CMB8E1 Added: Apr 18, 2021 RAR · 1.8 MB

File details

TypeBIOS
BrandLenovo
ModelIdeaPad Z485
Board numberDALZ2CMB8E0, DALZ2CMB8E1
Board maker (ODM)Quanta
RevisionE
DeviceLaptop
FormatRAR
Size1.8 MB
AddedApril 18, 2021
Updated
Original file nameLenovo Ideapad Z485 LZ3B dalz2cmb8e1 DALZ2CMB8E0 rev.e.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

BIOS dump for the Lenovo IdeaPad Z485 laptop, covering board numbers DALZ2CMB8E0 and DALZ2CMB8E1 from Quanta, revision E. The archive is a RAR file of about 1.8 MB, original name "Lenovo Ideapad Z485 LZ3B dalz2cmb8e1 DALZ2CMB8E0 rev.e.rar". Technicians use a BIOS dump like this to reprogram the SPI flash chip with a programmer after a corrupted BIOS or a failed update. Because two board numbers are listed, confirm that the number printed on your motherboard and its revision match the dump before writing anything.

The catalog also lists 1 schematic for board DALZ2CMB8E0.

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 IdeaPad Z485 DALZ2CMB8E1. 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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