Denon DHT-S517 - HDMI Control Function Issues; TV Speakers Producing Audio

The HDMI control function does not work
The HDMI control function does not work.
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You cannot operate devices that are not compatible with the HDMI control function. In addition, depending on the connected device or the settings, the
HDMI control function may not work. In this case, operate the external device directly.
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Check that the HDMI control function setting is enabled on all devices connected to this unit.
Audio can be heard coming from the TV’s speakers
Audio can be heard coming from the TV’s speakers.
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Disable the TV’s speakers (usually a setup-menu option, but a rear-panel switch on some TVs).
Contents Connections Playback Settings Tips Appendix
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