crwdns2934241:0crwdne2934241:0 robert
crwdns2934249:0crwdne2934249:0:
This sounds silly, but mine had the same problem, and I blew very hard through the switch, just like a straw, and it started working fine. It probably dislodged some grime. Give it a try, nothing to loose!
crwdns2915684:0crwdne2915684:0:
open