crwdns2934241:0crwdne2934241:0 lorenzosy27

crwdns2934249:0crwdne2934249:0:

I have the same problem and I tried opening those grilles in the front and back of the speaker. It's not there; the problem is somewhere in the motherboard, I assume?

crwdns2915684:0crwdne2915684:0:

open