Samsung SEC-R470NBAUSC - Manual (Page 116)

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1. At the Display menu, select Backlight . The following sub
menus appear in the display :
• Main Display — Sets the time the internal display backlight
remains on after a period of inactivity. Optional settings are: 10
seconds, 15 seconds, 30 seconds, Always On, and Always Off.
• Keypad — Sets the amount of time the keypad backlight remains
on after a period of inactivity. Optional settings are: 10 seconds, 15
seconds, 30 seconds, Always On, and Always Off.
• Brightness — Sets the brightness of the backlight to one of five
possible settings.
2. Select the desired sub menu, then select the desired
setting.
Front Contrast
Front Contrast lets you choose the display contrast to suit
yourself.
1. At the Display menu, select Front Contrast .
2. Use the Left/Right navigation keys to sample any of the 51
display contrast settings from -50 to +50. The screen
shows the effects of each new setting.
• To save the new setting and return to the Display menu, press
.
• To return to the Display menu and discard the new setting, press
.