MULTI CHANNEL AV RECEIVERSTR-DH750/STR-DH550

The Audio Return Channel (ARC) function does not work.

  • Make sure [Control for HDMI] is set to [On] in the HDMI Settings menu.
  • Make sure [Input Mode] for the TV input is set to [Auto].
  • Make sure your TV supports the ARC function.
  • If your TV has multiple HDMI input jacks, make sure the receiver is connected to the one supports the ARC function.