Samsung SGH-E715EAATMB - Manual (Page 21)

Display
17
Backlight
The display is illuminated by a backlight. When you press any
key, the backlight illuminates. It turns off if no key is pressed
within a given period of time, depending on the Back Light
menu option.
To specify the length of time for which the backlight is active,
set the Back Light menu option (Menu 6.2.3).
You can also set the phone to use the backlight only during a
specified period of time, via the Auto Light menu option
(Menu 6.2.4).
Display
Your phone has an external display. It indicates that you have
an incoming call or a message, and notifies you at the specified
time when you set an alarm.
Service Light
The service light is on the front cover of the phone. It flashes
when services are available on the phone.
To activate or deactivate use of the service light, set the
Service Light menu option (Menu 6.2.5).
Service Light
e715.book Page 17 Thursday, October 2, 2003 7:53 PM