Troubleshooting: There is no sound

Short answer

Adjust the volume on the soundbar and the subwoofer. Check the connection to the soundbar and that the subwoofer is connected to mains power.

The back panel on the Marshall Sub 200 TV Subwoofer.

Check connections and audio settings

  • Check the volume on the soundbar and the subwoofer.

  • Check the connection to the soundbar.

  • Check that the subwoofer is connected to mains power.

Factory reset

A factory reset will reset the subwoofer to its original settings, excluding any firmware updates.

Note: This will delete all settings will need to be set up again.

  1. Remove Heston Sub 200 from the app and HESTON Sub 200 [LE] if present, from your sound device’s Bluetooth list.

  2. Ensure that the subwoofer is connected to mains power.

  3. Push and hold the setup button until all LEDs blink and the soundbar restarts.

  4. Heston Sub 200 has returned to its factory settings and is ready to be paired.

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