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The Daily Insight

Why is there no sound coming out of my JBL soundbar?

Author

Christopher Pierce

Published Mar 21, 2026

Why is there no sound coming out of my JBL soundbar?

Ensure the JBL soundbar isn’t muted. The backlight for the Power button will blink white whenever the device is muted. If the device you’re not hearing audio from is connected to the soundbar via an optical connection, try connecting the two devices using a different cable type — such as HDMI.

How do I get sound from my JBL soundbar?

You can listen to audio from TV programs through your soundbar. Connect to TV through HDMI (ARC) An HDMI connection supports digital audio and is the best option to connect to your soundbar. If your TV supports HDMI ARC, you can hear the TV audio through your soundbar by using a single HDMI cable.

How do I update my JBL soundbar?

Please insert the USB thumb drive to the Soundbar USB port on its rear panel and long press Soundbar buttons: [POWER] and [VOL- ] for 10 seconds to start software upgrade. 3. You will now see “UPDATING” on the Soundbar front display.

What is audio sync on JBL soundbar?

Hi Troy, the audio sync button on the remote control for your JBL BAR 3.1 soundbar will allow you to adjust the tempo of the audio to match the video of what you’re watching if they are not synchronized. It allows you to adjust the sound speed if the speed of the tv and sound bar are not synced together.

What does the JBL SB 300 sound bar look like?

Sure, the basic set of components is the same (wireless subwoofer, long cylindrical sound bar), but JBL has given the SB 300 an idiosyncratic style, with a twisting look to the speaker grilles and plastic cabinet of the sound bar, plus a subwoofer that looks more like Darth Vader’s helmet than a piece of home audio equipment.

Why does my JBL sound bar have no sound?

On the internet I read a lot of issues about the JBL soundbar, most of them have suddenly no sound at all everything seems to work fine, the on/off, input change, Bluetooth, pairing with subwoofer, remote etc. etc. all works fine but there is no sound from the bar or from the subwoofer.

How does a sound bar work with a sub woofer?

These systems contain pre-amps and amps. The sound bar will take the incoming signal and filter out the low end and send it via bluetooth to the sub-woofer. A few questions:

How to solve no sound coming out of my sound bar?

Hello Dan thanks for your reply I been looking for 2 hours for the IC but I connot find them I found those IC801 and IC802 but not the IC (tpa3116) how I do it or it will be under different name please help me can you point it out with a screenshot and draw a circle please thanks