crwdns2934241:0crwdne2934241:0 spacec0w

crwdns2934249:0crwdne2934249:0:

I too have had this same problem (3 screens, two different manufacturers, 3 proximity sensors, the two different model numbers) where the sensor just wouldn't work.

Tried restoring, didn't work.

SOLUTION: Black marker over area for sensors on underside of screen.

crwdns2915684:0crwdne2915684:0:

open