Lenovo ThinkPad X390 BIOS
File details
| Type | BIOS |
|---|---|
| Brand | Lenovo |
| Model | ThinkPad X390 |
| Device | Laptop |
| Format | RAR |
| Size | 11 MB |
| Added | April 24, 2026 |
| Updated | |
| Original file name | Lenovo ThinkPad X390 Yoga Type (20NN).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.
Description
BIOS dump for the Lenovo ThinkPad X390 laptop, shared as a RAR archive of about 10.8 MB under the file name Lenovo ThinkPad X390 Yoga Type (20NN).rar. The facts do not list a board number, revision, chip size or any other flags, so check those details against your own machine before using the file. Technicians use a BIOS dump like this to reprogram the SPI flash chip with a programmer after a corrupted BIOS or a failed update.
The catalog also lists 2 schematics and 1 BIOS dump for the Lenovo ThinkPad X390.
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 ThinkPad X390. 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.