S e t t i n g s61Copyright © 2006 Nokia. All rights reserved.possible to the official emergencynumber programmed into yourdevice.Select Menu > Settings >Security and from the followingoptions:PIN code request and UPIN coderequest — to set the phone to askfor your PIN or UPIN code everytime the phone is switched on.Some SIM cards do not allow thecode request to be turned off.PIN2 code request — to selectwhether the PIN2 code is requiredwhen using a phone feature that isprotected by the PIN2 code. SomeSIM cards do not allow the coderequest to be turned off.Call barring service — to restrictincoming calls to and outgoingcalls from your phone (networkservice). A barring password isrequired.Fixed dialling — to create, edit,and activate a list of phonenumbers or prefixes. When the listis activated, you can only call orsend messages to the numbers onthe list. If the SIM card does notsupport this option, Fixed diallingis hidden.Closed user group — to specify agroup of people whom you can calland who can call you (networkservice)Security level > Phone — to setthe phone to ask for the securitycode whenever a new SIM card isinserted into the phone. If youselect Security level > Memory,the phone asks for the securitycode when the SIM card memory isselected, and you want to changethe memory in use.Access codes — to change thesecurity code, PIN code, PIN2 code,or barring passwordCode in use — to select whetherthe PIN code or UPIN code shouldbe activeAuthority certificates or Usercertificates — to view the list ofthe authority or user certificatesdownloaded into your phone. See”Certificates” p. 90.Security module settings — toview Security module details,activate Module PIN request, orchange the module PIN andsigning PIN. See also ”Accesscodes” p. 10.■ Digital rightsmanagementDigital rights management (DRM)is copyright protection, designedto prevent modification and tolimit distribution of protectedfiles. When you downloadprotected files, such as sound,