Vizio TV with sound but no picture If your Vizio TV has sound but no picture, you need to reset it. Unplug your TV and wait a full 60 seconds. While the TV is unplugged, press and hold the power button for 30 seconds. After the 60 seconds are up, plug your Vizio TV back in.. If your Vizio TV sounds but has No Picture, you may need to soft reset it. First of all, unplug your TV and wait for at least 1 to 2 minutes.
Vizio TV no picture but has sound? Learn how to fix backlight failure, input issues, or display panel problems with quick solutions.. When a Vizio TV displays sound without picture and flashes on startup, the issue often lies in the backlight or T-Con board. Inspect the LED backlight strips for failure causing dim or black screens.