Kurt, I would start taking it apart and seeing if there is some obvious damge. If none, replace the screen. It is possible that your digitizer has failed. Here is [guide|2493|the guide] for it. The digitizer is available at places [http://www.aliexpress.com/store/104960/210307724-476426513/Touch-screen-Digitizer-New-for-Tomtom-One-V1.html|like this] and [http://www.tomtomrepairteam.co.uk/tomtom-one-digitizer.html|this] and many others. Hope this helps, good luck.
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Kurt, I would start taking it apart and seeing if there is some obvious damage. If none, replace the screen. It is possible that your digitizer has failed. Here is [guide|2493|the guide] for it. The digitizer is available at places [http://www.aliexpress.com/store/104960/210307724-476426513/Touch-screen-Digitizer-New-for-Tomtom-One-V1.html|like this] and [http://www.tomtomrepairteam.co.uk/tomtom-one-digitizer.html|this] and many others. Hope this helps, good luck.
Kurt, I would start taking it apart and seeing if there is some obvious damge. If none, replace the screen. It is possible that your digitizer has failed. Here is [guide|2493|the guide] for it. The digitizer is available at places [http://www.aliexpress.com/store/104960/210307724-476426513/Touch-screen-Digitizer-New-for-Tomtom-One-V1.html|like this] and [http://www.tomtomrepairteam.co.uk/tomtom-one-digitizer.html|this] and many others. Hope this helps, good luck.