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Lenovo Yoga 720-15IKB CIZY5 LA-E552P BIOS

BIOS LA-E552P Added: Aug 11, 2021 RAR · 9.8 MB

File details

TypeBIOS
BrandLenovo
ModelYoga 720-15IKB
Board numberLA-E552P
PlatformCIZY5
Board maker (ODM)Compal
DeviceLaptop
FormatRAR
Size9.8 MB
BIOS chip size8 MB
AddedAugust 11, 2021
Updated
Original file nameLenovo yoga 720-15IKB bin GD25Q64B CIZY5 LA-E552P outimage.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 Yoga 720-15IKB laptop, board LA-E552P (platform CIZY5, Compal design), supplied for an 8 MB flash chip. The original file name references a GD25Q64B chip, which is worth checking against the chip on your board. Technicians use a BIOS dump like this to reprogram the SPI flash with a programmer after corruption or a failed update. Confirm that the board number matches yours, and back up the original chip contents before writing anything.

For board LA-E552P the catalog also has 1 BIOS dump.

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 Yoga 720-15IKB CIZY5 LA-E552P. 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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