Model name: NovoDisplay DK430, DK550, DK650, DK750
Firmware version: V4.2.0
Step1. Use a use mouse to connect with NovoDisplay.
Step2. Go to Presentation > Settings > Display > Sleep Timer
Sleep timer is disable by default.
User can schedule panel ON/OFF by weekly.

If user want to turn ON/OFF panel remotely via network. Please go to this article.