If when pressing the TV button a "No Signal", "Check Antenna", or any other message appears on the TV, follow these steps:
1. Check whether the issue is present for only one TV channel by changing channels using the up/down remote buttons.
If only one channel is not displayed, check to see if the same channel is displayed in other rooms
If the channel does not display in multiple rooms, proceed to: One of More TV Channels Do Not Display in Multiple Rooms.
2. Check whether the issue is present in only one room by checking multiple boxes If the problem is in only one room, select the process below according to your infrastructure: