■ Security
When security features that restrict calls are in use (such as call barring, closed user group, and fixed dialing) calls still may
be possible to the official emergency number programmed into your device.
Select
Menu
>
Settings
>
Security
and from the following options:
PIN code request
and
UPIN code request
— to set the phone to ask for your PIN or UPIN code every time the
phone is switched on. Some SIM cards do not allow the code request to be turned off.
PIN2 code request
— to select whether the PIN2 code is required when using a specific phone feature which is
protected by the PIN2 code. Some SIM cards do not allow the code request to be turned off.
Call barring service
— to restrict incoming calls to and outgoing calls from your phone (network service). A
barring password is required.
Fixed dialling
— to restrict your outgoing calls to selected phone numbers if this function is supported by your
SIM card
Closed user group
— to specify a group of people whom you can call and who can call you (network service)
80
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Security level
>
Phone
— to set the phone to ask for the security code whenever a new SIM card is inserted into
the phone. If you select
Memory
, the phone asks for the security code when the SIM card memory is selected,
and you want to change the memory in use.
Access codes
— to change the security code, PIN code, UPIN code, PIN2 code, or barring password
Code in use
— to select whether the PIN code or UPIN code should be active
Authority certificates
or
User certificates
— to view the list of the authority or user certificates downloaded
into your phone. See
Certificates
p.
110
.
Security module settings
— to view
Security module details
, activate
Module PIN request
, or change the module
PIN and signing PIN. See also
Access codes
p.
16
.