How can I activate vibrating alert?

1. From the home screen press the Menu button.
2. Move the cursor to Profiles and press the OK button.
3. Move the cursor to your current profile and press the Options button.
4. Move the cursor to Settings and press the OK button.
5. Move the cursor to Ring type and press the Select button.
6. Keep the cursor on Call alert and press the Select button.
7. Move the cursor to Vibrate and press the OK button.