Security
When security features that restrict calls are in use (such as call barring, closed user
group, and fixed dialing), calls may be possible to the official emergency number
programmed into your device.
Select Menu > Settings > Security and from the following options:
S e t t i n g s
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● PIN code request and UPIN code request — to set the device to ask for your PIN or
UPIN code every time the device 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 device 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
device (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. When the fixed dialing 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 center number must be included
in the fixed dialing 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 set the device to ask for the security code whenever
a new SIM card is inserted into the device. If you select Memory, the device 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 device.
See "Certificates," p. 67.
● Security module sett. — to view Secur. module details, activate Module PIN
request, or change the module PIN and signing PIN.
See "Access codes," p. 11.