Can Anyone help?
I got a t450 and my screen is damaged I bought a new one B140HAN01.3. The screen works great but there is no way to control the backlight.
I tried
https://www.reddit.com/r/thinkpad/commen...whitelist/ but the laptop is beeping at the start and the backlight does not dim.
Factory screen was 1600x900
This is my factory BIOS:
https://file.io/p8uBBtYjmwA8
BIOS version: JBET73WW (1.37) 2019-08-14
Embedded Controler version: JBHT17WW (1.04)
Model is: 20BV0001US (Lenovo T450)