M e n u f u n c t i o n sCopyright © 2004 Nokia. All rights reserved. 23Keyguard settingsYou can set the keypad of yourphone to lock automatically,Automatic keyguard, after a presettime delay when the phone is instandby mode and no function of thephone has been used. You can alsouse the Security keyguard to lock thekeypad of the phone with a securitycode, Keyguard code.• Press Menu and selectSettings and Keyguard settings.To activate the Automatickeyguard select On and thephone displays Set delay:. Key inthe time and press OK. Youcan set the time from 10 secondsto 59 minutes 59 seconds. Todeactivate the automatickeyguard, select Off.• Press Menu and selectSettings, Keyguard settings andKeyguard code. To activate thesecurity keyguard, key in thesecurity code and press OK.See ”Access codes” on page vi.After you have selected On, thephone asks for the security codeevery time you pressUnlock. To deactivate thesecurity keyguard, select Off.See also ”Locking the keypad” onpage 7.Security settingsNote: When securityfeatures, which restrictcalls, are in use (call barring,closed user group and fixeddialling), calls may bepossible to certainemergency numbers insome networks (e.g. 112 orother official emergencynumber).• PIN code request: You can setyour phone to ask for the PINcode of the SIM card when thephone is switched on. Some SIMcards do not allow the turning offof this function.• Call barring service: With thisNetwork Service, you can restrictthe making and receiving of callswith your phone. Select one ofthe barring options and set theoption on (Activate) or off(Cancel) or check whether aservice is activated (Checkstatus).• Fixed dialling: You can restrictyour outgoing calls to selectedphone numbers (NetworkService).• Closed user group: With thisNetwork Service, you can specifya group of people whom you cancall and who can call you.