First make sure that the USB cable is plugged into the back of the unit. Power the unit on and press the “File” button, scroll “Type” to “all voice”, press the cursor “Up” one time, then scroll the jog dial to “SweetwaterXSpert.X0A”. Press the “SF2 (Load)” button and “Yes”. When it is finished loading press “Exit”. Press the “Voices” button to access these. Press USER1 then “A” then “1″. The Pianos are in USER1(1-8), the Bonus sounds are in USER2 (1-128), and the Analog sounds are in USER3 (1-64).