In reply to:


I'd say the problem is either with
a) a damaged receiver. possible, but unlikely.
b) you need new speakers.




I second that: you probably need new speakers. Good news:
You are in the right place to look for them!

Axiom M60s, QS4s, VP100 Onkyo TX-SR804 Oppo 970HD Rotel RB-1080/RCD-1072 REL Q150E sub, PS 3