©2002 Nokia Corporation. All rights reserved.Menu functions56• Call barring service: With this network service you can restrict the calls that are made and receivedwith your phone. Select the desired barring option and set the option on (Activate) or off (Cancel),or check whether the barring option is activated (Check status).• Fixed dialling: You can restrict your outgoing calls to selected phone numbers, if allowed by yourSIM card. Select Numbers to check the phone numbers (Search), add new numbers to the fixeddialling list (Add name) or clear the list (Erase all).• Closed user group: This network service specifies a group of people whom you can call and who cancall you. Select Default to set the phone to use the group that you have agreed with your serviceprovider. For more information, contact your network operator or service provider.• Security level: You can set the phone to ask for the security code when a new SIM card is insertedinto the phone (Phone) or when you select the internal phone book (Memory). When you changethis setting, the numbers in Menus 2-1 to 2-3 are cleared.• Change of access codes: You can change the security code, PIN code, PIN2 code or barringpassword. These codes can include only the numbers 0 to 9.Note that you should avoid using access codes similar to the emergency numbers, such as 112, toprevent accidental dialling of the emergency number.Restore factory settingsYou can reset some of the menu settings to their original values.Press Menu in standby mode, and select Settings and Restore factory settings. Key in the security codeand press OK.