The Dolby Atmos-compatible sound played back on the TV is not output from the receiver.
When using an ARC-compatible TV, select [ARC] for [Audio Return Channel] in the [HDMI Settings] menu and [Auto] for [Input Mode] in the [Input Settings] menu.
When using an eARC-compatible TV, select [eARC] for [Audio Return Channel] in the [HDMI Settings] menu and [Auto] for [Input Mode] in the [Input Settings] menu.
For Details, see
"Enabling the eARC/ARC function (Audio Return
Channel)" and
"Switching between digital and analog audio (Input