To send a message to the TV screens, navigate to the Feed and locate the Create Screen Announcement box at the top of the page.
Once clicked, you will be served the screen below. From here you will need to select which screens and which feeds you want this message posted to.
When you click Post the message will display on the selected feeds and screens. You will receive the below success message for the feed and will hear a sound when posted on the screen and the copy you write will be reflected there.