crwdns2934241:0crwdne2934241:0 Logic Islife
crwdns2934249:0crwdne2934249:0:
Technically no. Though, you should reseat them to prevent cables from coming loose (I.e, when you drop it). I would highly recommend them.
crwdns2915684:0crwdne2915684:0:
open