Samsung SGH-T609 User Manual page 108

Interior display
You can select the color of the menus displayed. There are
two different patterns to choose from.
LCD brightness control
You can adjust the display brightness to see it better in
different lighting conditions.
Press the Left or Right Navigation key or press the
Volume keys to adjust the brightness.
Front LCD contrast control
You can adjust the contrast of the external display
screen.
Press the Left or Right Navigation key or press the
Volume keys to adjust the contrast.
Backlight
In this menu, you can select the length of time that the
keypad backlight is on and how much longer the
display is illuminated before going off.
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.
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