444. Use W to scroll through your choices and press OKIf you select Automatic, your phone’s lights are turnedoff within fifteen seconds if no keys are pressed. If On isselected, then the lights will remain on the entire timeyour phone is connected to the car kit.Listen to voice messagesThis feature allows you to access your voice messages.See “Voice messages” on page 73 for complete details.Lock codeYou’ll need the lock code to activate and deactivatePhone Lock (see page 53), or to change your lock code. Thedefault lock code is 1234. If you enter an incorrect lockcode five times in a row, your phone will prompt you forthe security code (see page 62).Changing your lock codeIn a lock code, only numeric characters are accepted.1. Enter Menu 4-3-2-3 (Settings - Security settings -Access codes - Change lock code)2. Enter lock code at Enter lock code: and press OK3. Enter new lock code, press OK4. Verify new lock code, press OKNote: When you change your lock code, make sure you store it in asafe place, away from your phone. Avoid entering access codessimilar to emergency numbers to prevent accidental emergencycalls.Manual touch tonesThis setting determines how long touch tones areproduced as you press the keys on the keypad. Note thattouch tones are sometimes called DTMF tones.See “Touch tone length” on page 70 for details.