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202 Section 3E. Sprint Worldwide Wireless Service
Setting GSM Services Options
There are several user options available for GSM operation under your device’s Phone settings. All these
options require that your device be in Global or GSM-only mode and in a GSM roaming coverage area.
(See
www.sprint.com/sww for a list of countries where international GSM coverage is available, and see
“Entering GSM Mode” on page 195.)
To configure GSM services options:
1. Slide to the Settings tab, and then tap Wireless controls > Phone > GSM/UMTS Services tab.
2. Tap the service you want to configure and then tap Get Settings.
3. Choose your desired options, and then tap OK.
The following are some of the GSM services that you can configure.
Using Call Barring (GSM)
To activate Call Barring (GSM):
1. Slide to the Settings tab, and then tap Wireless controls > Phone > GSM/UMTS Services tab.
2. Tap Call Barring and then tap Get Settings.
3. Under Block incoming calls and Block outgoing calls, choose when you want to block phone calls.
4. Tap OK.
GSM Services Usage
Call Barring Allows you to block certain types of incoming and outgoing calls on your
device. This would be useful, for example if you allowed someone to use
your device for a short period of time. (See “Using Call Barring (GSM)”
below for details.)
Caller ID Allows you to set caller ID options. (See “Caller ID” on page 204 for details.)
Call Waiting Allows you to enable or disable call waiting. (See “Call Waiting” on page
204 for details.)
Call Forwarding Allows you to divert incoming calls to another specified phone number.
Voice Mail and Text
Messages
Shows the text messages service center phone number and your voicemail
number for accessing voicemail messages when you are roaming on GSM
networks. (See “Voicemail and Text Messages” on page 204 for details.)
Location Setting Allows the GSM network to detect your current location via your device’s
built-in GPS chip. This is especially useful in emergencies.
TTY Mode Allows the use of a TTY (teletypewriter) with the phone for users who are
visually or hearing impaired. The available modes are the same as in CDMA.
See “Phone Services” on page 74 for details.
Time Synchronization Allows you to choose whether to synchronize the time on your device with
the GSM network.