C-30: Transposing the Keyboard
Use the following procedure to transpose the C-30 up or down.
While holding down the Temperament button, press the Organ I button. While continuing to hold down both buttons, press a note counting up or down relative to C to select the number of semitones up or down you wish to transpose. If you select C, the transpose amount will be zero.
NOTE: You can transpose the keyboard in a range of five semitones up to F or six semitones down to F# relative to C.