Samsung SGH-A717ZKAATT - Manual (Page 19)

Understanding Your Phone 16
Internal Display Layout
Back Light
A back light illuminates the display and the keypad when you press any key or open
the phone. It turns off when no keys are pressed within a given period of time,
and/or dims the light, depending on the settings in the Backlight Time menu.
Internal Display Layout
The display has 3 areas:
Icons
Shows the received signal strength. The greater the number of
bars, the stronger the signal.
Appears when the phone is accessing services in a GPRS
network. When data is being transferred, this icon animates.
Appears when the phone is accessing services in an EDGE
network. When data is being transferred, this icon animates.
Appears when the phone is accessing services in a 3G (UMTS)
network. When data is being transferred, this icon animates.
Appears when the phone is accessing services in a 3G+
(HSDPA) network. When data is being transferred, this
icon animates.
Appears when a call is in progress.