LCD + SENSOR SHIELD +ARDUINO UNO

Using Arduino Displays
#1

hi,

I connected LCD AL SENSOR SHIELD V5.1, THE SENSOR TURNS ON AND I CONTROLLED THE CONTRAST. RIESCOA TO LOAD WITH SUSCERTS THE VARIOUS CODES OF EXAMPLE FOUND ON THE WEB WITH IDE 1.5.6 BUT I DO NOT SEE ANYTHING ON THE DISPLAY, SUGGESTIONS? THANK YOU

#2