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24 Calling
To view available network options
} Settings and use or to scroll to
the Connectivity tab } Mobile
networks.
Your phone also switches
automatically between GSM and 3G
(UMTS) networks depending on
availability. Some network operators
allow you to switch networks
manually, as searching for unavailable
networks consumes battery power.
To switch networks
1 } Settings } Connectivity } Mobile
networks } GSM/3G networks.
2 } GSM and 3G (automatic) or } GSM
only.
For more information, contact your
network operator.
To make a call
1 Enter a phone number (with
international country/region code and
area code, if applicable).
2 } Call to make a voice call or } More
to view options, such as Make video
call
% 26 Video call.
3 } End call to end the call.
To make international calls
1 Press until a + sign appears.
2 Enter the country/region code, area
code (without the first zero) and phone
number } Call to make a voice call or
} More } Make video call.
To re-dial a number
If a call connection fails and Retry?
appears } Yes.
To answer or reject a call
} Answer or } Busy.
To turn off the microphone
1 Press and hold .
2 To resume the conversation press and
hold again.
To turn the loudspeaker on or off
during a voice call
} More } Turn on speaker or Turn off
speaker.
You can call numbers from your contacts
and call list
% 27 Contacts, and % 31
Call list. You can also use your voice to
make calls
% 32 Voice control.
Do not hold the phone to your ear when
waiting. When the call connects, the
phone gives a loud signal, unless muted.
Do not hold the phone to your ear when
using the loudspeaker. This could
damage your hearing.