Samsung SGH-T404ZKATFN - Manual (Page 21)

Understanding Your Phone 17
Backlight
A backlight illuminates the internal display and the keypad. When you press any
key, the backlight comes on. It goes off when no keys are pressed within a given
period of time, depending on the setting in the Backlight menu. The display turns off
after one minute to conserve battery power.
The Duration setting is how long the keypad backlight is on. The Dim option is how
much longer after the keypad backlight goes off that the display remains lit.
Displays in the View Tab when you missed a call.
Displays in the View Tab when a new text message is received.
Displays in the View Tab when a new voice mail is received.
Displays in the View Tab when a new picture message is received.
Displays when you set an alarm to ring at a specified time.
For more details, see “Alarm” on page 62.
Displays when Incoming Call is set to Vibration.
Displays when Incoming Call is set to Melody and Vibration.
Displays when Incoming Call is set to Vibration then Melody.
Displays when Incoming Call is set to Melody then Vibration.