Hey I had my car computer up and running for a while. Then my PSU went bad and when I finnaly replaced it and tried it again and the touchscreen wasn't working!!! I have the the TM70L from digitalww and I've tried everything short of reformattin the harddrive that I could think of. I unistalled the drivers and reinstalled them for some reason I am convinced that it what is casusing my problems......Any suggestions?