Why is my soundbar hissing?
David Jones
Published Mar 10, 2026
Why is my soundbar hissing?
When you hear static coming from your soundbar, it could be from a bad signal from the TV or a poor connection. Mobile devices, like phones and tablets, can cause interference when placed near the soundbar, which will in turn cause static.
How do you fix a hissing speaker?
If you hear a hissing sound, turn down the gain on the amplifier and turn up the volume on the receiver. Adjust these two settings to minimize the hiss. Make sure the patch cables between the amplifier and the receiver are not running near other power wires (including the wire providing power to the amplifier).
How do I get my soundbar to stop buzzing?
Answer:
- Make sure the audio cables are securely connected at the Soundbar and the external device.
- Test the Soundbar on an alternative device or replace the audio cable.
- Test the device and cable on an alternative input on the Soundbar.
How do you fix a buzzing sound bar?
You can try these solutions to fix buzzing sound from speakers.
- Troubleshoot the hardware problem.
- Break the electrical ground loop.
- Avoid frequency interference.
- Update your audio driver.
- Configure audio settings in computer.
How do I stop my amp from hissing?
Turn your amp and ax all the way up, and walk around, holding the pickups up near different “suspected sources of HISS” (this works best with single coils, not humbuckers). (Try this with a cell phone and single coil pickups. Place the phone right up against the pickups.)
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.
Why does my loudspeaker make a hissing noise?
Hissing and humming are not the only signs of unwanted sound. Loudspeakers can also crackle and pop. That often means something is wrong with the material, such as weak contact. To check this, you can do the following: ➨If the crackling and popping are changing when you move around the loudspeaker cables, then it means there is a loose contact.
How does an equalizer work on a sound bar?
Equalizer settings typically involve your treble and bass levels. These settings help enhance your sound, based on what you prefer or what your media requires. Adjusting your equalizer settings can ensure your soundbar plays exactly how it is supposed to for optimal sound. Many of today’s soundbars allow you to adjust your equalizer settings.
What should I do if my sound bar is not working?
Try and keep the cable clear of other connectors, especially power, in the tangle of wires behind your TV. Simply moving the 3.5mm cable can sometimes solve this issue. If this doesn’t solve the problem, make sure your TV volume is turned all the way up so you can adjust the sound bar’s volume directly.
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.
Hissing and humming are not the only signs of unwanted sound. Loudspeakers can also crackle and pop. That often means something is wrong with the material, such as weak contact. To check this, you can do the following: ➨If the crackling and popping are changing when you move around the loudspeaker cables, then it means there is a loose contact.
Locate the Sound or Audio settings on your TV and/or other devices. Under any setting that mentions Optical/TOSLINK/SPDIF or Digital Audio change the output format to PCM, Stereo, Off or Normal. If you are having difficulties, contact Orbitsound support. We should be able to talk you through most devices to get to this feature.
Are there any problems with the LG sound bar?
Common issues you can run into with LG sound bars include no audio, power problems, remote control problems, and more. Use troubleshooting to work through these challenges and get your soundbar back up and running. The LG SH7B comes with built-in Google Cast, Bluetooth support, and 4.1 channel sound.