What to do if there is no sound from an Active Subwoofer?

Follow this procedure to troubleshoot if there is no sound coming from an active subwoofer connected to the television. Ensure the subwoofer is connected to the MIX or SUB output on the stereo system or TV. Ensure the power cord of the subwoofer is connected to a working AC outlet. Turn on the subwoofer. Ensure the subwoofer has not been muted.

Why do I not get thumping sound from my subwoofer?

If you do not hear a thumping sound then there is a possible service issue with the subwoofer. Connect the other end of the subwoofer cable to the subwoofer audio output connector on the back of the receiver. NOTE: Some receiver models may have two outputs to drive two subwoofers.

How can I tell if my Sony subwoofer is still on?

In this case, set the sound field setting to A.F.D. AUTO or a another sound field. Sony® receivers will send a simulated LFE signal to the subwoofer and the SW indicator will light up. Verify the subwoofer power cord is plugged into an active AC outlet and that the subwoofer is powered on.

Why is my subwoofer not working on my TV?

NOTE: If a pattern that ends in .0 is selected, the subwoofer will not work. Verify that the subwoofer indicator light on the front panel of the A/V receiver is on. Depending on the audio source, the low frequency effect (LFE) signal may not be sent to your subwoofer.

Follow this procedure to troubleshoot if there is no sound coming from an active subwoofer connected to the television. Ensure the subwoofer is connected to the MIX or SUB output on the stereo system or TV. Ensure the power cord of the subwoofer is connected to a working AC outlet. Turn on the subwoofer. Ensure the subwoofer has not been muted.

Why is my sound bar not working on my Vizio TV?

The lights on the front will flash indicating the sound bar is cycling through all of the inputs to find the one the TV is plugged in to. 4. If you’re still having trouble, try a ‘factory reset’ on the sound bar. The factory reset procedure will differ depending on which sound bar you have.

What to do when your sound bar is not working?

If there is still no audio, try connecting a different device to the Sound Bar. After you connect the other device, you may need to press and hold the input button to perform the ‘Auto Input Search’ described in step 3. If the second device plays audio, we know the sound bar is working.