Samsung SGH-T539ABBTMB - Manual (Page 23)

Understanding Your Phone 20
Display Layout
Displays when the Call Forwarding feature is active. For more
information, refer to "Call forwarding" on page 135.
Displays when Alert type is vibration or you set the phone to
vibrate when you receive a call.
Displays when silent settings are set for vibration or mute.
Shows the level of your battery. The more bars you see, the
more power you have remaining.
Displays when a Bluetooth wireless headset is active and in
use.
Displays when Bluetooth wireless technology is active.
Backlight
The backlight illuminates the display and the keypad. When you press any key or
open the phone, the backlight turns on. It goes off when no keys have been pressed
within a given period of time, depending on the setting in the Backlight menu.
The On setting is how long the keypad backlight is on. You can select 15 seconds,
30 seconds, 1 minute, 3 minutes, or 10 minutes.
The Dim option is how much longer after the keypad backlight goes off that the
display remains lit. You can select Off, 15 seconds, 30 seconds, 1 minute, or 3
minutes.
To specify your Backlight settings:
1. In Idle mode, press the Menu soft key to access Menu mode.
2. Using the Navigation keys, scroll to the Settings icon. Press the Select soft
key or the key to enter the menu.
3. Highlight the Display settings option and press the Select soft key or the
key.
4. Highlight the Backlight option and press the Select soft key or the
key.
5. Highlight the On option. Use the Left or Right Navigation key to select the
time that the backlight is on. You may choose between 15 seconds,
30 seconds, 1 minute, 3 minutes, or 10 minutes.