238
International roaming
Changing network mode settings
You can change network mode settings
according to the network mode
(communication method) adopted by the
overseas network operator.
1
From the Home screen, tap
t
and tap [Settings].
2
Tap [Wireless &
networks]
u
[Mobile
networks]
u
[Network Mode].
3
Select a network mode you use.
･
You can select from [WCDMA only],
[GSM only] or [WCDMA (preferred)/
GSM]. If you select [WCDMA
(preferred)/GSM], you can use both
GSM and WCDMA.
Activating data roaming
1
From the Home screen, tap
t
and tap [Settings].
2
Tap [Wireless &
networks]
u
[Mobile networks].
3
Tap [Data roaming].
4
Read the cautions displayed, tap
[Yes].
･
[Data roaming] checkbox is marked.
When you arrive overseas and turn on the
terminal, an available network is
automatically set.
･
Check that the battery and signal levels are
high enough.
･
Depending on the network operator, even if
the Caller ID notification is active, the caller ID
may not be notified or appear properly.
In this case, calls cannot be made from the call
log.
You can make a call from overseas using the
international roaming service.
･
You can easily make international calls from
the country you stay to Japan or to other
countries by entering prefix "+" and then the
country code and phone number.
1
From the Home screen, tap
[Phone]
u
[Dial] tab.
Making/Receiving calls in
the country you stay
Making a call to outside
country you stay (including
Japan)
Summary of Contents for Xperia SO-03d
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