how do i play different notes/sounds? February 27, 2018 11:01 make sure write mode is disengaged. press buttons [1-16] to play different sounds. please refer to the guides for model specific operation. Related articles how do i synchronize my pocket operator? how do i clear a pattern? PO-33 KO!, PO-35 speak, how do i record? pocket operator, how do i factory reset it? what is write mode?