I hooked a htib to a tv audio out, audio coming from tv analog cable ok, audio coming from hddct when directly hooked into htib ok. but dct to tv then tv to htib no sound correct input selected. disconnect componont i have audio( no video) interferance with cables. can audio and video be put in to seperate inputs(ie audio1 componont video 2)seems tv is unable to rebrodcast 5.1 if tv is edtv would it make a differance