Network settings
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
.
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Press
, and select
Tools
>
Settings
>
Phone
>
Network
and from the following:
●
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. For details and roaming
costs, contact your network service provider. This
option is shown only if supported by the wireless
service provider.
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.
●
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.
●
Cell info display
— 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.