1. Press the Volume keys to adjust the ringtone volume.
   
2. To set the phone to vibrate, press and hold the Down volume key until Vibrate is displayed.
   
3. The Vibrate icon will be displayed in the notification bar.
   
4. To set the phone to silent, press and hold the Down volume key until Vibrate is displayed.
   
5. Tap the Arrow icon.
   
6. Tap VIBRATE ON.
   
7. The Silent icon will be displayed in the notification bar.