There is no sound from the audio system when connected via eARC.

IMPORTANT: This article applies only to specific products and/or operating systems. Check the Applicable Products and Categories section of this article before starting these steps.

If you are watching images that use audio codecs such as DTS-HD Master Audio or Dolby TrueHD, sound may not be output when the TV and audio system are connected via eARC. In such cases, check the following.

• Check that the TV and audio system are connected using an HDMI cable with Ethernet.
• Set the TV's eARC setting to Auto.
  1. Open the Settings screen. How to access the Settings
     • If the remote control has a Quick Settings ( or ) button, press the Quick Settings button and select Settings.
     • If the remote control does not have a Quick Settings ( or ) button, press the HOME button and select Settings.
  2. The next steps will depend on your TV menu options:
     • Select Display and sound — Audio output — Audio system settings — eARC setting — Auto.
     • Select Display & Sound — Audio output — eARC mode — Auto.
     • Select Sound — eARC mode — Auto.
• Set the TV's speaker output setting to Audio system.
  1. Open the Settings screen. How to access the Settings
     • If the remote control has a Quick Settings ( or ) button, press the Quick Settings button and select Settings.
     • If the remote control does not have a Quick Settings ( or ) button, press the HOME button and select Settings.
  2. The next steps will depend on your TV menu options:
     • Select Display & Sound — Audio output — Speakers — Audio system.
     • Select Sound — Speakers — Audio system.

• Check that the audio system supports eARC. Also, check the eARC settings of the audio system. For details, refer to the manual of the audio system.
• Check that the external devices connected to the TV's HDMI terminals support output from audio codecs such as DTS-HD Master Audio or Dolby TrueHD.
• The TV does not support DTS-HD Master Audio and Dolby TrueHD from USB files, video streaming services, and broadcasts.

Note: Depending on the specifications of the audio system, there may be no sound because it does not support some audio codecs.