Lenovo B40-80 BIOS
File details
| Type | BIOS |
|---|---|
| Brand | Lenovo |
| Model | B40-80 |
| Device | Laptop |
| Format | ZIP |
| Size | 3.8 MB |
| Added | December 10, 2018 |
| Updated | |
| Original file name | Lenovo_B40_80,_B50_80,_E40_70_E40.zip |
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.
Description
BIOS dump for the Lenovo B40-80 laptop, distributed as a ZIP archive of about 3.8 MB under the original file name Lenovo_B40_80,_B50_80,_E40_70_E40.zip. The file name suggests it may cover several related Lenovo models, so check the model list in the archive against your machine before using it. Technicians use a BIOS dump like this to reprogram the SPI flash chip with a programmer after a corrupted BIOS or a failed update. Confirm the board number and revision match yours, and save the original chip contents before writing anything.
For the Lenovo B40-80 the catalog also has 1 BIOS dump.
Description generated from the catalog data. ·
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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 B40-80. 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.