I have a new Denon

Question

I have a new Denon 688 7.1 CH reciever. I did a sound test on all speakers and they all worked. I hooked up Satelite rec HDMI and PS3 HDMI to reciever and then an HDMI from reciever to TV. I have Picture but no sound through speakers.. however the tv still has sound.. I've been at this for 5 hours can't figure it out need HELP!!