crwdns2934241:0crwdne2934241:0 mayer

crwdns2934249:0crwdne2934249:0:

I think you hit it on the nose.  Step #12 [guide|283]

That connector can be tricky.

To confirm, try disconnecting the battery and mag-safe adapter.  Press and hold the power button for 10 seconds.  Reconnect and see if you get a spontaneous reboot.

crwdns2915684:0crwdne2915684:0:

open