Sony Ericsson Z780 - Manual (Page 24)

24 Calling
Networks
Your phone switches automatically
between GSM and 3G (UMTS)
networks depending on availability.
Some network operators allow you
to switch networks manually.
To switch networks manually
1 From standby select Menu > Settings
> the Connectivity tab > Mobile
networks > GSM/3G networks .
2 Select an option.
Emergency calls
Your phone supports international
emergency numbers, for example, 112
and 911. These numbers can normally
be used to make emergency calls in
any country, with or without the SIM
card inserted, if a 3G (UMTS) or GSM
network is within range.
To make an emergency call
• From standby enter 112 (the
international emergency number)
and press
.
To view your local emergency
numbers
1 From standby select Menu > Contacts .
2 Scroll to New contact and select
Options > Special numbers
> Emergency nos.
Contacts
You can save names, phone numbers
and personal information in
Contacts .
Information can be saved in the phone
memory or on the SIM card.
Default contacts
You can choose which contact
information is shown as default. If
Phone contacts is selected as default,
your contacts show all the information
saved in
Contacts . If you select SIM
contacts as default, your contacts
show names and numbers saved
on the SIM card.
To select default contacts
1 From standby select Menu > Contacts .
2 Scroll to New contact and select
Options > Advanced > Default contacts .
3 Select an option.
In some countries, other emergency
numbers may also be promoted. Your
network operator may therefore have
saved additional local emergency
numbers on the SIM card.
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