Problem with a Black Screen after loading ???
this is a punkbuster issue. do the following:
1) Download Punk Buster Setup at http://websec1.evenbalance.com/downloader/download.php [websec1.evenbalance.com]
2) Unpack and "Run As Administrator"
3) Click on "Add Game" and Select Battlefield 4 (Battlefield will be added on the list)
4) Select Battlefield 4 and then hit "Check For Updates"
5) When finished run Battlefield 4 and it should be fixed.