Samsung SPH-A680SSAQST - Manual (Page 63)

Section 2D: Controlling Your Roaming Experience 55
Understanding Roaming
Recognizing Icons on the Display Screen
Your phone’s display screen always lets you know when you’re off the
network provided to you and whether your phone is operating in
analog or digital mode. The following chart indicates what you’ll see
depending on where you’re using your phone.
Roaming on Other Digital Networks
When you’re roaming on digital networks, your call quality and
security will be similar to the quality you receive when making calls
on the network provided to you. However, you may not be able to
access certain features, such as Sprint PCS Vision.
Roaming
Indicator Analog Indicator
Your Home Network
Other Digital Networks
Analog Networks Analog Roam
Tip: Remember, when you are using your phone off the network provided to
you, always dial numbers using 11 digits (1 + area code + number).