Quick and easy replacement of Display Assembly
1 - 3 heures
cracked screen and damaged digitizer (a fall from 2 feet enough to do the damage :-( )
with the right tools and care the process is intuitive and easy. the guide really helps: Remplacement de l'écran complet du Samsung Galaxy S4
please pay extra attention to steps 7-11, 21, 26. these will potentially damage the components if not done carefully.