I have a panasonic dvd. i have a panasonic dvd home theatre system SA-HT530 and i can't get the

Question

i have a panasonic dvd home theatre system SA-HT530 and i can't get the sound to work i use to be able to change the setting on the remote using super surround but now it wont work and all i have is the background noise all you can hear is people are talking is a mumble that vibrates though the bass i even tried to hook it throught the tv but that didnt work either the only way i could hear what was being said was if i used earphones