Which Khadas SBC do you use?
Which system do you use? Android, Ubuntu, OOWOW or others?
Which version of system do you use? Khadas official images, self built images, or others?
Please describe your issue below:
The sleep is not woking when any music player is playing music, in this case only screen is switched off. Is there any way to fix it, without building custom image? Or is there any other image without this problem?