I can confirm the following:- I had a 700d that had gone crazy. It would snap a picture right upon powering it up and would not take more when pushhing the trigger button. It would take a shot from the menu button when pushing the trigger. Using the ...
Hi! I have a camera on repair from a user that used the snap port. Seems to match your description. Can you confirm which diode you removed? the one below the snap port on the picture? seems a bit burnt actually!