Before Using Overseas - Sony Xperia A4 Instruction Manual

Before using overseas

Before leaving Japan
To use the terminal overseas, check the
following in Japan.
Subscription
■
Check if you subscribe WORLD WING. For
･
details, contact "General Inquiries" on the
last page.
Charging
■
For charging, refer to NTT DOCOMO
･
website.
Usage charge
■
Overseas usage charges (call and packet
･
communication) differ from those in
Japan. For details, refer to NTT DOCOMO
website.
Some applications perform
･
communication automatically. Packet
communication charge may be higher.
For operations for each application, ask
the application provider.
Advance preparation
Network service settings
If you subscribe to network services, you can
use network services such as Voice Mail
Service, Call Forwarding Service, Caller ID
Display Request Service, etc., even overseas.
However, some network services cannot be
used.
To use network services overseas, you need to
･
set "Remote operation settings" to activate
(P.88). You can set Remote operation settings
in the country you stay (P.194).
Even if the setting/canceling operation is
･
available, some network services cannot be
used depending on overseas network
operators.
After arriving overseas
When you arrive overseas and turn on the
terminal, an available network is
automatically set.
Connectivity
When you have set "Search mode" of "Service
providers" in "Mobile networks" to
"Automatic", optimized network is
automatically selected (P.190).
International roaming
189