Call barring
Press , and select Tools > Settings > Phone >
Call barring.
Call barring (network service) allows you to restrict the
calls that you make or receive with the device. For
example, you can restrict all outgoing international
calls or incoming calls when you are abroad. To change
the settings, you need the barring password from your
service provider.
Call barring and call diverting cannot be active at the
same time.
When calls are barred, calls may be possible to certain
official emergency numbers.
Voice call barring
Select the desired barring option, and set it on
(Activate) or off (Deactivate), or check whether the
option is active (Check status). Call barring affects all
calls, including data calls.
Network settings
Press , and select Tools > Settings > Phone >
Network.
Your device can automatically switch between the GSM
and UMTS networks. The GSM network is indicated with
in the standby mode. The UMTS network is indicated
with
.
● Network mode — Select which network to use. If
you select Dual mode, the device uses the GSM or
UMTS network automatically, according to the
network parameters and the roaming agreements
between the wireless service providers. Contact
your network service provider for details and
roaming costs. This option is shown only if
supported by the wireless service provider.
● Operator selection — Select Automatic to set the
device to search for and select one of the available
networks, or Manual to manually select the
network from a list. If the connection to the
manually selected network is lost, the device
sounds an error tone and asks you to reselect a
network. The selected network must have a
roaming agreement with your home cellular
network.
A roaming agreement is an agreement between
two or more service providers to enable the users
of one service provider to use the services of other
service providers.
● Cell info display — Select On to set the device to
indicate when it is used in a cellular network based
on microcellular network (MCN) technology and to
activate cell info reception.
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