I just got a 65uf7700 LG tv. It's connected to an Onkyo TX-NR727 via HDMI.
I have AT&T uverse also connected to the Onkyo.
ARC is enabled in the receiver and the TV, they are connected via HDMI 2/ARC on the LG and Monitor Out on the Onkyo.
Audio from uverse is coming via HDMI into the...