Sony Xperia A4 Instruction Manual page 196

Setting International dialing
assist
From the Home screen,
1
[Call settings]
2
settings].
[International dial assist].
3
Auto International prefix or country code is
conversion automatically added.
u
Country code [OK]
will be used for auto conversion.
u
International [OK]
prefix which will be used for auto
conversion.
Setting Network service
(overseas)
Set network service such as voice mail from
overseas.
You need to set "Remote operation settings"
･
to activate in advance (P.88).
If you make the settings overseas, you are
･
charged a call fee to Japan from the country
you stay.
For some overseas network operators,
･
settings may not be made.
From the Home screen,
1
u
u
[Roaming
Select a country code which
Select an international prefix
u
[Call settings]
2
settings].
[Network service]
3
.
service.
Remote
operation
(charged)
Caller ID
request
(charged)
Incoming call
notific.
(charged)
Roaming
guidance
(charged)
Voicemail
(charged)
Call
forwarding
(charged)
u
[OK]
4
guidance.
.
u
[Roaming
u
Select a target
Set whether to start Remote
operation.
Set whether to start Caller ID display
request service.
Set whether to start Incoming
notification on roaming.
Set whether to start Roaming
guidance.
Set whether to start Voice mail
service.
Select a target operation.
Set whether to start Call forwarding.
Select a target operation.
Operate according to the
International roaming
194