Use the following procedure to turn off (mute) certain tracks:
1. Press one or more of the TRACK buttons (R,1,2,3,4) during playback to mute song tracks.
2. Press a TRACK button again to unmute that track.
1. Press one or more of the TRACK buttons (R,1,2,3,4) during playback to mute song tracks.
2. Press a TRACK button again to unmute that track.