Cannot turn on with trackpad ribbon plugged in

Hello, I have got a big problem and I wonder if anyone could help, I wanted to mod my Macbook pro 2011 13" to color the backlit and when I connected everxthing togerher I couldnt turn on my comp, just a white beep and the fan spinned and turned of, when howeber I disconnect the trackpad, everxthing seems to be workung fine, but when I connect the trackpad ribbon while machine runnung, macbook shuts off and I can do nothing bout it, please help, I have already got out the color foil and reassembled the macbook 3 times, I do not know what to do and I hope the logic board is not down.. Thankd for any answers