The BROWSE encoder button is integral to using the X1 to navigate your way around your track
collection,  and  playlists  in  TRAKTOR.  By  default  you  will  be  able  to  scroll  up  and  down
through your track collection to find a track.
Utilizing the secondary functions of this component, you can:
►
Navigate through the Track Collection and playlists file tree by holding SHIFT and turning
the Browse encoder.
►
Expand/collapse nodes in the Tree by pressing SHIFT and pushing BROWSE.
LOOP encoder
The X1's Loop encoder and LED display
The Loop 
encoder allows you to select a loop size (the LED display  will  show this) and enter
into  Loop  mode  through  pressing  the  knob.  Whilst  a  loop  is  engaged,  the  LED  display  will
flash.
The secondary function of this component is:
►
Holding SHIFT + turning either of the Loop encoder will perform a needle drop in the cor-
responding TRAKTOR deck. In short, this means you can rapidly scroll to chosen points
in your tacks.
4.6 Touch Strip
 
The X1's Touch Strip area
Hardware Reference
Touch Strip
 
Traktor Kontrol X1 Mk2 - Manual - 43