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Reviews Vizio Sound Bar Blinking No Sound. You may also need to check the audio input signal or your. Try different inputs on the vizio sound bar.

If you are not seeing any lights make sure the power cord is securely connected to the outlet and the sound bar. Web your vizio soundbar is blinking up and down because of a wrong setting, loose connection, or system error. Try different inputs on the vizio sound bar.
Reconnect soundbar to tv and verify that works properly. Web barring that, here is what i’d do to check why there’s no sound: Web your vizio soundbar is blinking up and down because of a wrong setting, loose connection, or system error.
Unplug the soundbar from power. Web power cycled the vizio remote and the sound bar but still do not have sound. Web to do so with your soundbar:
Alternatively, if switching the input resolves your problem, the input you were. Flashing of lights in the soundbar could be due to change in settings that are made by users which would result in no. If you are not seeing any lights make sure the power cord is securely connected to the outlet and the sound bar.
Web a faulty hdmi cable can cause many issues with the speakers including a distorted sound or no sound at all. Web your vizio soundbar is blinking white because it may be in the demo mode, or it has faulty settings. If you are not seeing any.
When your sound bar powers on a light will appear on either the left hand side, or the center of the bar. The flashing light means that your soundbar is trying to connect to your tv input. Try different inputs on the vizio sound bar.