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If you start to make a red key call or an emergency call to an emergency number
programmed into your radio when transmission barring is active, the radio
automatically deactivates transmission barring and attempts to make the call. See
Red key calls and emergency calls in direct mode on page 70.
Note: If you start to make a red key call or an emergency call when transmission
barring is active, transmission barring will be deactivated, and you should consider
exiting the area where you wanted transmission to be barred.
To activate or deactivate transmission barring, select
Menu→Settings→Phone settings→Transmission barring→On or Off.
Transmission barring should be active before you enter the area where you want
transmission to be barred. or is displayed in the standby mode when
transmission barring is active. Depending on predefined radio settings, the radio
may send a notification message to the network about the activation. is
displayed if the message does not need to be sent or message sending failed, and
is displayed if the message has been sent.
■ Network selection
In addition to your predefined home network, you may be able to select other
networks in which your radio can operate (network service), for example, if you
are not in the coverage area of your home network. The network can be changed
automatically or manually; see Network selection on page 103.
Some services are network dependent, so the availability of services may change
when the network is changed. In addition, the selected folder, selected group,
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