Samsung SGH-S150ZKATFN - Manual (Page 21)

Understanding Your Phone 15
Main Display Layout
The display has 3 areas:
Icons
Shows the received signal strength. A greater
number of bars indicates a stronger signal.
Appears when you are connected to a 3G network.
Appears when you are connected to an EDGE
network.
Appears when you are communicating with the
network using an EDGE connection.
Icons
Text and
Soft key
functions
graphics