01Check the power source and connections

  • Make sure the TV is properly plugged in and the power source is functioning correctly.
  • Check all the cables connected to the TV and make sure they are securely plugged in.
  • If you are using an external device, such as a cable box or DVD player, make sure it is also properly connected to the TV.
  • Try plugging the TV into a different power outlet to see if the issue is with the current outlet.

02Adjust the TV settings

  • Check the volume settings on the TV and make sure it is not muted or set to a very low volume.
  • Navigate through the TV menu and check the audio and video settings. Make sure they are set to the appropriate values.
  • If you are using an external device, such as a cable box or DVD player, check the settings on that device as well.

03Restart the TV and external devices

  • Turn off the TV and unplug it from the power source.
  • Unplug any external devices connected to the TV.
  • Wait for a few minutes, then plug the TV and external devices back in.
  • Turn on the TV and see if the sound and picture are restored.

04Check the TV's audio output options

  • If you are using external speakers or a soundbar, make sure the TV is set to the correct audio output option.
  • Navigate through the TV menu and check the audio output settings.
  • If there are multiple audio output options available, try each one to see if the sound is restored.

05Reset the TV to factory settings

  • Please note that resetting the TV to factory settings will erase all your saved settings and preferences.
  • Navigate through the TV menu and find the option to reset the TV to its factory settings.
  • Follow the on-screen instructions to perform the reset.
  • After the reset is complete, set up the TV again and check if the sound and picture are working.

Conclusion

By following these troubleshooting steps, you should be able to fix a TV with no sound or picture in most cases. However, if the issue persists, it is recommended to seek professional assistance to avoid causing further damage to the TV.

MethodsDetails
Step 1Check the power source and connections
Step 2Adjust the TV settings
Step 3Restart the TV and external devices
Step 4Check the TV's audio output options
Step 5Reset the TV to factory settings
TV troubleshooting
no sound
no picture