31 
Tip:
 
On the home screen, you can press and hold the Power key, then select Airplane mode.   
Device 
Audio profiles 
Touch    and then touch Settings > Sound& notification >  . 
Phone ringtone: Select the ringtone to sound when you receive a call. 
Default notification sound: Select your default notification ringtone. 
Vibrate: Set the phone to vibrate and play a ringtone for incoming calls. 
Dial pad touch tones: Check to play a sound when you touch dial pad. 
Touch sounds: Check to play a sound when you touch buttons, icons and other onscreen items. 
Screen lock sounds: Check to play sounds when locking and unlocking the screen.     
Vibrate on touch: Check to vibrate when touching soft keys and on certain user interface 
interactions. 
Display 
Touch Settings > Display. 
Brightness level: Adjust the brightness of the screen.