Phone Settings98Backlight (Menu 4.2.3)You can specify how long the phone uses thebacklight.Select how long the backlight remains on after thelast key is pressed or the folder is open.LCD Brightness (Menu 4.2.4)This option allows you to adjust the brightness ofthe display screens to make them lighter or darker.To adjust the display contrast:1. Select the LCD to be adjusted, Main LCD orExternal LCD, and press the Select soft key.2. Adjust the brightness by using the Up and Downkeys or the volume keys on the left side of thephone.3. When you are satisfied, press the Ok soft key tosave the selection.Language (Menu 4.3)You can select a different language for the displaytext and text input modes. The following optionsare available:Text language: allows you to change the languageof the display text, such as menus, options orwarning messages.Input mode: allows you to set the defaultlanguage to be used in the text input mode.Phone Settings99Security (Menu 4.4)The security settings enable you to restrict the useof your phone to the people and types of calls ofyour choice.Various codes and passwords are used to protectthe features of your phone. They are described inthe following sections. See also page 149 -151.PIN Check (Menu 4.4.1)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.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.To change your PIN, see the Change PIN menuoption.Change PIN (Menu 4.4.2)This feature allows you to change your current PINto a new one, provided that the PIN Check featureis enabled. You must enter the current PIN beforeyou can specify a new one.Once you have entered a new PIN, you are asked toconfirm it by entering it again.