If your TV has HDMI-ARC then you should have already connected the HTS to the TV this way.
Connect the MXQ to the TV with HDMI. Set the audio in the MQX to output in 5.1
If your TV has HDMI-ARC then you should have already connected the HTS to the TV this way.
Connect the MXQ to the TV with HDMI. Set the audio in the MQX to output in 5.1