I ended up sending camera into canon and they replaced the motherboard. it then worked just fine for a while. Just this past week I went to teather and could not get images to come to the computer again. I can see and operate the camera with Eos U...
If you take the SD cards out of camera you can get the camera to communicate with capture one. The problem I am still having is that even though you see and can work the camera, no image files will transfer to anywhere on the laptop.
