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Lenovo LB720 16877-1 BIOS (8 MB)

BIOS 16877-1 Added: Aug 10, 2021 RAR · 4.7 MB

File details

TypeBIOS
BrandLenovo
ModelLB720
Board number16877-1
Board maker (ODM)Wistron
DeviceLaptop
FormatRAR
Size4.7 MB
BIOS chip size8 MB
AddedAugust 10, 2021
Updated
Original file nameLenovo_LB720,MB_16877_1_448_0CJ03_0011_,8MB_bios_dump.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 LB720 laptop, Wistron board number 16877-1, supplied for an 8 MB flash chip. The archive is a RAR file of about 4.7 MB. Technicians use a dump like this to reprogram the SPI flash with a programmer after BIOS corruption or a failed update. Before writing anything, confirm that the board number and revision on your motherboard match the file, and save a backup of the original chip contents so you can recover if the flash does not go as planned.

For board 16877-1 the catalog also has 2 schematics and 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 LB720 16877-1. 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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