You can set select the alarm sound between Tuner and Buzzer: 1. Press and hold ALARM to enter the alarm setting mode 2. Press DOWN to highlight Alarm Time, then press SELECT 3. Press HOUR+ or UP/DOWN repeatedly or hold them until the desired hour is displayed 4. Press MIN+ or UP/DOWN repeatedly or hold them until the desired minute is displayed 5. Press BACK to exit alarm time setup 6. Press DOWN to highlight Wake to?. to select alarm source, then press SELECT 7. Press UP/DOWN repeatedly or hold them to select the desired alarm sound 8. Press SELECT to confirm setting and exit