Dial the Volume Knob to set volume. 0 is minum volume, 500 maximum.The value is displayed in the status bar.
Right dial to make finer adjustments.
Double clicking sets volume to minimum if it is higher than 0, or maximum if it is 0.
There is also a Master Volume Knob in the Master Panel.
Note: changes to the Gang are transmitted to all LoopTracks controlled by the Gang. Changes to the master LoopTrack in a blocked Band are transmitted to all LoopTracks in the Band.
Also see: Doing Things with LoopTracks