HP-126: Using the Transpose Function
Use the following procedure to Transpose:
1. Power-on the HP-126 while holding down the Right Pedal, this will put the HP-126 in the Function Mode.
2. Using the [TOP] octave of keys, select the key you would like to play in.
3. Release the Right Pedal to return to Normal Mode.
Refer to the Owner's Manual page 10, for Transpose information.