Hey guys I bought a Line Gx yesterday and I installed it on my laptop, I have a little static sound, it's like a ticking sound, the point is that I plugged my cel phone to usb port of my laptop to use it like a modem for internet conection, and sudenly de noise gone away! then I unplugged my cel phone and noise came back, I don't know how or why when I plug the cel phone to use it like a tether the static noise sound goes away and line 6 works perfect! I have a computer with a AMD Sempron processor, hope you can help  me