Onkyo TX-NR 838

When changing the setting, turn off and then on again the power of
all connected components.
Audio TV Out (MAIN)
Default Value: Off
You can enjoy audio through the speakers of the HDMI connected TV
while this unit is on.
"On": Use this function
"Off": Do not use this function
If you select "On", set "HDMI CEC (RIHD)" to "Off."
The setting is fixed to "Auto" if "HDMI CEC (RIHD)" is set to "On".
Listening mode cannot be changed if "Audio TV Out (MAIN)" is set to
"On" and audio is being output through the speakers of the TV.
Depending on your TV set or input signal of the component, audio
may not output through the speakers of the TV even if this setting is
set to "On". In such case, audio is output from the speakers of the
unit.
If you operate the MASTER VOLUME control of the unit when "Audio
TV Out (MAIN)" or "HDMI CEC (RIHD)" is set to "On" and you are
listening to the audio through the speakers of your TV, audio will be
output from the unit. If you do not want to output audio from the unit,
change the unit or TV settings, or reduce the volume of the unit.
"Audio TV Out (MAIN)" is fixed to "Off" if "Monitor Out" is set to
"SUB".
Audio TV Out (SUB)
Default Value: Off
You can enjoy audio through the speakers of the HDMI connected TV
while this unit is on.
"On": Use this function
"Off": Do not use this function
Listening mode cannot be changed while "Audio TV Out (SUB)" is
set to "On" and audio is being output through the speakers of the
TV.
Depending on your TV set or input signal of the component, audio
may not output through the speakers of the TV even if this setting is
set to "On". In such case, audio is output from the speakers of the
unit.
If you operate the MASTER VOLUME control of the unit when "Audio
TV Out (SUB)" is set to "On" and you are listening to the audio
through the speakers of your TV, audio will be output from the unit. If
you do not want to output audio from the unit, change the unit or TV
settings, or reduce the volume of the unit.