crwdns2934241:0crwdne2934241:0 Dan
crwdns2934249:0crwdne2934249:0:
Double check your System Pref > Desktop & Screen Saver settings. Try changing the screen saver to something else and also check your Hot Corner settings. You could also have "Put Display Asleep" set for a corner.
crwdns2915684:0crwdne2915684:0:
open