20BacklightA backlight illuminates the internal display and the keypad. When you press anykey, the backlight comes on. It goes off when no keys are pressed within a givenperiod of time, depending on the setting in the Backlight Time menu. The displayturns off after one minute to conserve battery power.The On setting determines how long the keypad backlight remains on. The Dimsetting determines how long after the keypad backlight goes off that the displaybacklight remains lit.To access the Backlight menu:1. In Idle mode, press Menu ➔ Settings ➔ Display ➔ Light Settings ➔Backlight Time and press the Select soft key or .2. Highlight the On option and press Edit. Use the Up or Down Navigation key toselect the time the keypad backlight is on. You can choose: 10 Seconds, 30Seconds, 1 Minute, 3 Minutes or 10 Minutes. Press .3. Press the Down key to highlight the Dim option and press Edit. Use the Up orDown Navigation key to select the time the display backlight remains on afterthe keypad backlight times out. You can choose: Off, 5 Seconds,30 Seconds, 1 Minutes or 3 Minutes. Press .4. Press Save to retain your settings.