ref: 7ee8a6509e323ec012ece6273809e46830c29239 dir: /audio/sfx/turn_off_pc_1.asm/
SFX_Turn_Off_PC_1_Ch5: duty_cycle 2 square_note 4, 15, 0, 1536 square_note 4, 15, 0, 1024 square_note 4, 15, 0, 512 square_note 1, 0, 0, 0 sound_ret