crwdns2934241:0crwdne2934241:0 ionpan
crwdns2934249:0crwdne2934249:0:
I had the same exact issue with my speaker as well. I sent it to the local JBL repair shop (it was covered by warranty) and they fixed it. When I asked what was the problem they said there was an issue with a ribbon cable.
crwdns2915684:0crwdne2915684:0:
open