Samsung SPH-M390 Online User's Manual page 97

How do I know when my phone is connected to data
services?
When subscribed to a data plan and in an area with
data coverage, your phone automatically connects
when you use data service or an incoming message
arrives. You will also see the
Can I make calls and use data services at the same time?
You can receive calls while data is active. You can
place an outgoing call anytime, but it will interrupt any
in-progress data session.
When is my data connection active?
Your connection is active when data is being
transferred. Outgoing calls are allowed. When active,
the or indicator is animated on the display
screen.
When is my data connection dormant?
If your phone receives no data for 10 seconds, the
connection goes dormant. When the connection is
dormant, you can make and receive voice calls. (The
connection may become active again quickly.) If your
phone receives no data for an extended period, the
connection will terminate.
or indicator.
Can I sign out of data services?
You can sign out without turning off your phone;
however, you will not be able to browse the Web or use
other data services. While signed out, you can still
place or receive phone calls, check voicemail, and use
other voice services. You may sign in again at any time.
To sign out, go to
Settings & Tools > Settings > Others >
Data> On/Off in your phone's menu.
3B. Web and Data Services 87