crwdns2934241:0crwdne2934241:0 Paul
crwdns2934249:0crwdne2934249:0:
It's a spacer, It goes under the very top screw hole of the main board, and aligns up against edge of the top housing, with the longest edge of the spacer near the power button. In the tear down guide refer to step 23 or 27 of the comments, I posted more info there.
crwdns2915684:0crwdne2915684:0:
open