[. . . ] [. . . ] Sources can be selected in the following order: Tuner ­ TV ­ DVD ­ Built-in CD player ­ MCD ­ iPod ­ USB ­ External unit 1 ­ External unit 2 ­ AUX 1 ­ AUX 2 ­ BT Audio ­ BT Telephone Source name : Built-in source Select a song Play a selected song Play all songs in a selected folder Return to higher tier Move to perform manual seek tuning, fast forward, reverse and track search controls. Press and hold to change the control mode of iPod while using an iPod connected USB connector of this unit. [. . . ] [. . . ]