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Device
Sound
Adjust volumes (see Personalizing – Adjusting Volumes), set
up ringtone and notification sound (see Personalizing –
Changing Ringtone and Notification Sound), and select system
sounds.
Touch Silent mode to turn off all sounds except media and
alarm, or enable silent mode with vibration.
Display
Brightness: Set the brightness of the display.
Wallpaper: Select a background image for the Home
Screen.
Auto-rotate screen: Rotate the screen display as you
rotate the phone.
Sleep: Set the length of time of inactivity before the screen
turns off.
Font size: Set the font size of the text on the screen.
Pulse notification light: Flash the LED light to notify you of
missed calls, new messages, and other events.
HDMI
Check the Connect check box to turn on/off the HDMI. HDMI
(High-Definition Multimedia Interface) is an interface standard