10■ Access codesTo set how your phone uses the access codes, select Menu > Settings > Security.• Keypad lock (keyguard) prevents accidental keypresses:1. To lock the keypad, with the fold open, selectMenu > * within 3.5 seconds.2. To unlock the keypad, with the fold open, selectMenu > * within 1.5 seconds.To answer a call when the keypad is locked, press thecall key. When you end or reject the call, the keypadlocks automatically.You can also select Menu > Settings > Phone >Automatic keyguard or Security keyguard > On or Off.If the security keyguard is on, enter the security codewhen requested.• The security code (5-10 digits) protects your phone against unauthorized use. You cancreate or change the code; and turn this setting on or off. If you forget the code and thephone is locked, the phone will require service and additional charges may apply. For moreinformation, contact a Nokia Care point or your phone dealer.• The PIN code, supplied with the SIM card, protects the card against unauthorized use.• The PIN2 code, supplied with some SIM cards, is required to access certain services.• PUK and PUK2 codes may be supplied with the SIM card. If you enter the PIN or PIN2 codeincorrectly three times in succession, you are asked for the PUK or PUK2 code. If you donot have them, contact your service provider.• The restriction password (4 digits) is required to restrict calls to and from your phone.• To view or change the security module settings, if installed, select Menu > Settings >Security > Security module sett.■ Configuration settings serviceTo use some of the network services, such as mobile internet services, MMS, Nokia Xpressaudio messaging, or remote internet server synchronization, your phone needs the correctconfiguration settings. For availability, contact your network operator, service provider,nearest authorized Nokia dealer, or see the support pages on www.nokia.com/support.When you have received the settings as a configuration message, and the settings are notautomatically saved and activated, Configuration sett. received is displayed. To save thesettings, select Show > Save. If required, enter the PIN code supplied by the service provider.To discard the received settings, select Exit or Show > Discard.