nüvi 5000 Owner’s Manual AppendixAppendixLocking Your nüviGarmin Lock is a theft-deterrent systemthat locks your nüvi. Each time you turnon the nüvi, enter the PIN or drive to thesecurity location to unlock the unit.1. Touch Tools > Settings > Security.2. Touch the button beside GarminLock.3. Enter a 4-digit PIN and drive to asecurity location.What is a Security Location?Select a location you return to often,such as your home, for your securitylocation. If the nüvi has satellite signalsand you are at the security location, youdo not need to enter the PIN.notE: If you forget your PIN andyour security location, you must sendyour nüvi to Garmin to get it unlocked.You must also send a valid productregistration or proof of purchase.Calibrating the ScreenIf the touch screen is not respondingproperly, calibrate the touch screen.Hold your finger on the upper-left cornerof the screen, and turn on the nüvi.Continue holding down on the screenuntil the calibration screen appears.Follow the on-screen instructions.Additional MapsYou can purchase additional MapSourcemap data from Garmin and load themaps on the internal memory of yournüvi or on an optional SD card. Also,check www.garmin.com/unlock/update.jsp to see if an update for yourmap software is available.