Owners Manual

 4. 
1.  2.  USB 3.0  PowerShare
3.  HDMI 4.  Thunderbolt 3
5. 
 5. 
1. 
 2.  USB 3.0  PowerShare
3.    4.  
5.  Kensington
  Hot Key
  Hot Key

1.   Hot Key
  Fn Precision 5520
Fn+ESC  Fn
Fn + F1 
Fn + F2 
 9