A:
Hi, please perform the following troubleshooting steps:
-Select the appropriate input using the input buttons.
-Set your TV to the appropriate input mode.
-Move your audio device away from the TV.
-Assign the video input correctly.
-Make sure that cables are correctly and securely connected to devices.
-Some playback devices need to be set up. Refer to the operating instructions supplied with each device.
-Be sure to use a High Speed HDMI cable when you view images or listen to sound, especially for 1080p, Deep Color (Deep Colour), 4K or 3D transmission. Dave