Phone Settings87Security (Menu 4.5)The Security feature enables you to restrict the useof your phone to:• The people of your choice• The types of calls of your choiceVarious codes and passwords are used to protectthe features of your phone. They are described inthe following sections (see also pages 125-128).PIN Check (Menu 4.5.1)When the PIN Check feature is enabled, you mustenter your PIN each time you switch the phone on.Consequently, any person who does not have yourPIN cannot use your phone without your approval.Note: Before disabling the PIN Check feature, youmust enter your PIN.To change your PIN, refer to the Change PIN menuoption (Menu 4.5.2).The following options are available.Disable: the phone connects directly to thenetwork when you switch it on.Enable: you must enter the PIN each time thephone is switched on.