Nokia 2651 User Guide 31 Copyright © 2004 NokiaMenu functionsDefault profile—Select the profile the phone uses when the enhancementis connected.Automatic answer—Set the phone to automatically answer an incoming callafter 5 seconds.Security settingsYour phone uses several types of codes to help prevent unauthorized use:• The security code, supplied with the phone, helps to protect your phoneagainst unauthorized use. The preset code is 12345.• The PIN code, supplied with the SIM card, helps to protect the card againstunauthorized use. The preset code is 1234. If you enter the PIN codeincorrectly three times in succession, the SIM card is blocked. You mustenter the PUK code to unblock the SIM card and set a new PIN code.• The PIN2 code is supplied with some SIM cards and is required to accesscertain services, such as charging unit counters. If you enter the PIN2 codeincorrectly three times in succession, PIN2 code blocked appears on thedisplay, and you will be asked for the PUK2 code.• The PUK and PUK2 codes may be supplied with the SIM card. If this is notthe case, contact your local service provider.When security features that restrict calls are in use (such as call restriction,closed user group, and fixed dialing), calls still may be possible to the officialemergency number programmed into your phone.Select Menu > Settings > Security settings and one of the following:PIN code request—Set your phone to ask for the PIN code of the SIM card whenthe phone is switched on. Some SIM cards do not allow this function at all times.Call restrictions—Set your phone to restrict various types of incoming andoutgoing calls (network service). Choose an option and select Activate, Cancel,or check whether a service is activated (Check status). When security featuresthat restrict calls are in use, calls still may be possible to the official emergencynumber programmed into your phone.Closed user group—Specify a group of people whom you can call and who cancall you (network service). Select On, Off, or Default. If you select On, enterthe group number provided by your service provider.Security level—The security level determines your access to features when anon-owner SIM card is used. A non-owner SIM card is one (other than the original)that is inserted after you power off the phone. There are three security levels:• Off—Owner and non-owner cards are treated the same.• Memory—The phone asks for the security code when the SIM card memoryis selected, and you want to change the memory in use or copy from onememory to another.• Phone—The security code is required whenever a new SIM card is inserted.