Ok, solved
Was really a X11 "issue".
backlight power was set to 4.According to https://www.kernel.org/doc/Documentatio ... -backlight this is power-down.
Setting it to 0 started PWM.
So everything working fine Image may be NSFW.
Clik here to view.
Was really a X11 "issue".
backlight power was set to 4.
Code:
# cat /sys/class/backlight/rpi_backlight/bl_power 4
Setting it to 0 started PWM.
So everything working fine Image may be NSFW.
Clik here to view.

Statistics: Posted by batwing — Wed Dec 04, 2024 3:55 pm