42Letter caseYou can change from upper to lower case whenentering letters into your phone.See ìChanging letter caseî on page 37 for more details.Life timerThe life timer displays the total time of all calls dialed andreceived with your phone (in hours and minutes only).The life timer can not be reset and is used in conjunctionwith your phoneís warranty.Also, see ìCall timersî on page 29 .LightsThis is one of the settings in your phoneís &DU Profile(see page 55). This feature determines whether thelights are on only when you use your phone, or if theyare on at all times. This setting works only when yourphone is connected to a car kit.1) Press 0HQX 3 (3URILOHV)(For details on how to work the Menu, see page 13)2) Your phone lists each profile. Use W to highlight &DUand press 2SWLRQV.Note: &DU will not appear in the list until the phone has beenconnected to a car kit at least one time.3) Highlight &XVWRPL]H and press 2.. Press W tohighlight /LJKWV and press 6HOHFW.4) Use W to scroll through your choices and press 2.If you select $XWRPDWLF, your phoneís lights are turned offwithin fifteen seconds if no keys are pressed. If 2Q is se-lected, then the lights will remain on the entire time yourphone is connected to the car kit.Listen to voice messagesAlso, see ìVoice messagesî on page 70 .With 1HZ YRLFH PHVVDJH on display,