1. Press the Volume keys located on the side of the device to raise or lower the volume.
   
2. To enable Vibrate mode, reduce the volume until the Vibrate icon appears.
   
3. When Vibrate mode is enabled, the Vibrate icon will display in the Notifications bar.
   
4. To enable Silent mode, reduce the volume until the Silent icon appears.
   
5. When Silent mode is enabled, the Silent icon will display in the Notifications bar.
   
6. To change volume settings, press the Menu key.
   
7. Tap System settings.
   
8. Tap Sound.
   
9. Tap Volumes.
   Note: Volume must be turned on to tap 'Volumes'.
   
10. Adjust settings as desired, then tap OK.