Samsung SPH-M570ZKASPR - Manual (Page 137)

3A. Sprint Service: The Basics 125
Sprin
t Ser
vice
2. Highlight an option and press .
Ⅲ Automatic to seek service on the Nationwide
Sprint Network. When Sprint service is
unavailable, the phone searches for an alternate
system.
Ⅲ Sprint Only to access only the Nationwide Sprint
Network and prevent roaming on other networks.
Call Guard
Your phone has two ways of alerting you when you are
roaming off the Nationwide Sprint Network: the
onscreen roaming icon and Call Guard. Call Guard
makes it easy to manage your roaming by requiring an
extra step before you can place or answer a roaming
call. (This additional step is not required when you
make or receive calls while on the Nationwide Sprint
Network.)
To turn Call Guard on or off:
1. Highlight and press > Settings > Others >
Roaming > Call Guard .
2. Highlight On or Off and press .
To place roaming calls with Call Guard on:
1. From standby mode, dial 1 + area code + the
seven-digit number and press
.
2. Press to send a call.
To answer incoming roaming calls with Call Guard on:
1. Press . (A message will be displayed notifying
you that roaming charges will apply.)
2. Press to complete the call.
Data Roam Guard
Depending on service availability and roaming
agreements, your phone may be able to access data
services while roaming on certain digital systems.
Note: Call Guard is turned on by default on your phone.
Voice dialing and speed dialing are not available when
you are roaming with Call Guard enabled.
Note: If the Call Guard feature is set to On , you need to take
extra steps to make and receive roaming calls.
M570.book Page 125 Thursday, June 10, 2010 12:00 PM