The track is loaded. Its waveform and info appear in the display.
2.3.2 Playing the Second Track
 
►
Press the 
PLAY button on the right Deck to start the playback.
The track Techno 2 starts playing. The 
PLAY button lights up and the waveform in the
display starts moving.
You dont hear anything from Deck B through the speakers yet because the Crossfader on the
S5 is all the way to the left.
To mix in the track Techno 2 on Deck B:
Using Your S5—Getting Started
Mixing In a Second Track
 
TRAKTOR KONTROL S5 - Manual - 33