Troubleshoot Bluetooth device connection issues with Android TVs (X74 / X75 series)

1. The TV or the device volume may be low. Check the volume level of each device.
2. Set the input of the connected device to Bluetooth.
   • Check your device manual for more information.

3. Check these steps if the Bluetooth connection is unstable.

   1. On the supplied remote control, press the HOME button.
   2. Select  Settings.
   3. Follow the steps according to your TV menu options:
      • Select Remote & Accessories → Bluetooth settings.
      • Select Bluetooth settings.
   4. Unpair the devices in the Registered devices list and pair them again.
4. Reset the device to the factory settings.
   • Check your device manual for details.

Audio isn't synchronized (Lip-Sync) may occur depending on connected Bluetooth devices. Audio dropout may happen depending on the environment.   

Check the solution that is appropriate to the issue on your device.

• The device sound and TV image are out of sync

  • If the issue occurs when you're watching a video for long period of time, try these steps:
    1. Press the HOME button.
    2. Select  Settings.
    3. Follow the steps according to your TV menu options:
       • Select Remote & Accessories → Bluetooth settings.
       • Select Bluetooth settings.
    4. Unpair the devices in the Registered devices list and pair them again.

• Sound distortion occurs

  Check where your device is located. These situations may cause interference:

  • The Bluetooth device and the TV are too far apart.
  • A microwave is in use.
  • The router is near multiple Bluetooth devices or to the TV.
  • There are multiple Bluetooth devices near the TV.

  Note: If the issue still occurs, another option is to use an HDMI® or analog cable.

To fix this issue, check the following:

• This function works on certain soundbar models. In this case, use the supplied remote control or use the buttons on the soundbar to change the volume.
• This issue may also occur if you connect an external device through an HDMI cable and a Bluetooth device to the TV at the same time. In this case, disconnect the Bluetooth device and then connect it with an HDMI cable.
  Note: We recommend using an HDMI cable for a more stable connection.

This function works on certain Bluetooth devices. In this case, press the Power button on your device.

• This function works when there's no signal detected from the TV.

Disconnect the HDMI cable (if applicable) before you establish a Bluetooth connection between the soundbar and the TV.