Why is my Vizio sound bar clicking?
David Ramirez
Published Apr 19, 2026
Why is my Vizio sound bar clicking?
Your Vizio TV may include advanced audio settings that may be capable of causing popping sounds in your TV. Disable the STS TruVolume settings in the “Advanced Audio” menu and see if the popping noises persist. Your TV may be trying to compensate for a weak audio signal when using a satellite or digital cable signal.
What does it mean when a speaker is clicking?
Speaker popping and crackling is caused by interrupted electrical current (audio signals) or, in other words, a loose or dirty connection. To fix crackling and popping, troubleshoot the connective wires to find the problem area and secure the connection and/or replace the cable.
Can a Vizio sound bar connect to a TV?
Select the soundbar in the list of devices. You can connect a TV to the optical jack on your Vizio soundbar if it has an optical digital audio output. Follow these steps for the digital connection: Turn the power to your soundbar and TV off. Connect one end of the optical (S/PDIF) cable to the optical jack on your soundbar.
How do I factory reset my Vizio sound bar?
Factory resetting your soundbar erases all settings and preferences that you have set. To perform a factory reset: Press and hold the Bluetooth and Volume Down (-) buttons for 5 seconds. For other models (including Vizio 5.1 soundbar), press and hold power, volume up, and volume down for 10 seconds to return your soundbar to factory default mode.
Why does my Vizio sound bar keep humming?
Buzzing & humming can come from improperly or loosely connected cords, for best results completely disconnect and reconnect the cords you are using. If you have other cords- try connecting the sound bar using those ‘other’ cords. Buzzing & humming can also be caused by cords that are frayed or have failed. Replacing the cords may fix the issue.
Why does my sound bar make strange noises?
Fixing strange noises when using optical. You can experience strange noises from your soundbar when the signal from your TV or set top box is incompatible with your soundbar. You need to change a setting on your output device (TV or set top box). To do this follow the below steps: Locate the Sound or Audio settings on your TV and/or other devices.
Where is the power cord on Vizio sound bar?
1. Make sure your sound bar is powering on. When your sound bar powers on a light will appear on either the left hand side, or the center of the bar. If you are not seeing any lights make sure the power cord is securely connected to the outlet and the sound bar.
Buzzing & humming can come from improperly or loosely connected cords, for best results completely disconnect and reconnect the cords you are using. If you have other cords- try connecting the sound bar using those ‘other’ cords. Buzzing & humming can also be caused by cords that are frayed or have failed. Replacing the cords may fix the issue.
What should I do if my Vizio audio is not working?
You can also adjust the Audio Output of your TV to PCM in the Audio Menu of your TV. If these steps do not fix the issue, please contact VIZIO Support by clicking the Contact Us option. Thank you for visiting VIZIO Support.
Where does the sound bar go on a TV?
Verify the sound bar is connected to an ‘Audio Out’ port on the back of the TV. There are several different types of ports on a TV, most are inputs (they bring video and audio ‘In’ to the TV). We’ll need to connect the sound bar to an output (which sends audio ‘Out’ of the TV).