Vizio speakers sound bar troubleshooting

Vizio is among America’s top HDTV brands, proud of its love for innovations. It also claims itself to be the #1 Sound Bar Brand in the US. It’s not just words, as this claim is based on the data provided by the NPD Group. It takes into consideration the number of TV units and sound bar units sold in the US in 2013-2016. The company is based in Irvine, California.
Searching for a reliable troubleshooting guide for your Vizio speakers sound bar? Look below for guidelines on what symptoms to look for and information on how to fix the problem. Each symptom mentioned in these tables is provided with one or several possible solutions.
How safe is it to follow the advice given below? The answer depends on your previous experience and training. If you don’t feel too confident, start with the easiest things. Sometimes the most obvious solutions can bring your speakers back to life.

Vizio SB2920-C6 speakers sound bar troubleshooting

There is no power.Press the POWER button on the remote control or on the top of your Sound Bar.
Ensure the power cord is securely connected.
Plug a different device into the electrical outlet to verify that the outlet is working correctly.
There is no sound.Increase the volume. Press Volume Up on the remote control or on the top of your Sound Bar.
Press MUTE on the remote to ensure the Sound Bar is not muted.
Press INPUT on the remote or on the top of your Sound Bar to select a different input source.
When using either of the Digital Inputs, if there is no audio: (A) Try setting the TV output to PCM or (B) Connect directly to your Blu-ray/other source, some TVs do not pass through digital audio.
On digital inputs, the input LEDs will flash rapidly if an unsupported format is present. Set the source to output PCM.
Your TV may be set to variable audio output. Confirm that the audio output setting is set to FIXED or STANDARD, not VARIABLE. Consult your TV's user manual for more detailed information.
If using Bluetooth, ensure that the volume on your source device is turned up and that the device is not muted.
I hear buzzing or humming.Ensure all cables and wires are securely connected.
Connect a different source device (TV, Blu-ray player, etc) to see if the buzzing persists. If it does not, the problem may be with the original device.
Connect your device to a different input on the Sound Bar.
The remote isn't working.Replace the remote batteries with new ones.
Point the remote directly at the center of the Sound Bar when pressing a button.
If using a Bluetooth connection, some of the buttons on the remote may not be supported by the streaming application, (e.g., Pandora doesn't support the Back button.)

Vizio VSB200 speakers sound bar troubleshooting

No power.Make sure AC power cord is securely connected to an AC socket and to the AC receptacle on the AC/DC Adapter.
Make sure the power LED on the AC/DC adapter is glowing green.
Plug another electrical device (like a radio) to the power outlet to verify that the outlet is supplying power.
Press the Power button on the remote control or the top of the HD Sound Bar.
No sound.Press the Volume + (Up) button on the remote control or the top of the Sound Bar.
Press MUTE on the remote. If the source device has a mute function, check to make sure it is not engaged.
Press the INPUT button on the remote control or the top of the HD Sound Bar to cycle through the inputs.
No sound on Optical InThe source device may be set to AC3 (Dolby Digital) output. SRS TS-HD requires PCM audio (Lt/Rt encoded for movies). Change the device output to PCM.
Buzzing or hummingMake sure that both ends of the audio cables are connected securely. Test on an alternate device or replace the audio cable.
Test the device and cable on an alternate input on the HD Sound Bar.
Settings are lostWhen the Sound Bar is powered off, settings are retained except when the AC power is removed. To keep settings, Leave AC/DC power adapter connected to AC. Otherwise, they will return to initial values.