Diki that is not my setup....but just an example picture. 
Got a picture of yours, then? We might be able to help... 
Diki,..Kinda late for that, 

 But additionally on the PA3x I love that the rear inputs are off to one side so that the column Apex Pro stand I use doesn't block anything well thought out by KORG! also the Fader feature works with Mp3's...