crwdns2934241:0crwdne2934241:0 rj713

crwdns2934249:0crwdne2934249:0:

From everything I see you would have to replace the top case. Before I did that however I would remove the top cover and using compressed air to attempt cleaning the button switch. You might also use contact cleaner on but make sure its completely dry before powering up. Ralph

crwdns2915684:0crwdne2915684:0:

open