Lenovo B450 09212-2M BIOS
File details
| Type | BIOS |
|---|---|
| Brand | Lenovo |
| Model | B450 |
| Board number | 09212-2M |
| Board maker (ODM) | Wistron |
| Device | Laptop |
| Format | ZIP |
| Size | 0.8 MB |
| BIOS chip size | 2 MB |
| Added | February 11, 2021 |
| Updated | |
| Original file name | Lenovo B450 LA14 MB 09212-2M 48.4DM01.02M U40.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 B450 laptop, board number 09212-2M, produced by Wistron and supplied for a 2 MB flash chip. The original archive is named Lenovo B450 LA14 MB 09212-2M 48.4DM01.02M U40.zip, about 0.8 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 on your motherboard matches 09212-2M and back up the chip's current contents so you can restore them if needed.
For board 09212-2M the catalog also has 1 schematic.
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 B450 09212-2M. 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.