S e t t i n g s
28
■
Security
When security features that restrict
calls are in use (such as call barring,
closed user group, and fixed
dialling), calls may be possible to the
official emergency number
programmed into your device.
Select
Menu
>
Settings
>
Security
and from the following options:
PIN code request
or
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 calls
to and from your phone (network
service). A barring password is
required.
Fixed dialling
— to restrict your
outgoing calls to selected phone
numbers, if supported by your SIM
card. When fixed dialling is on, GPRS
connections are not possible, except
while sending text messages over a
GPRS connection. In this case, the
recipient’s phone number and the
message centre number must be
included in the fixed dialling list.
Closed user group
— to specify a
group of people whom you can call
and who can call you (network
service)
Security level
— Select
Phone
to
request the security code whenever
a new SIM card is inserted into the
phone. Select
Memory
to request 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.
42
.
Security module sett.
— to view the
security module details, activate PIN
request for the security module, or
change the module PIN and signing
PIN. See also
“Access codes,”
p.
x
.
■
Restore factory
settings
To restore the phone’s original
factory settings, select
Menu
>
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