So I forgot to say a few things:
I got the touch on ebay and I paid 20 euros from Hong Kong
But the point is not that because I also tried to put my original and even that does not work anymore.
I also tried to change only the digitizer (which is my new one), which is nothing more than that piece of plastic that is glued on the touch but does not work anyway.
Also during the various tests I have also tried only with the digitizer but no touch does not work either so (now do not know if there is a sensor that detects that it is not attacked everything does not work, because naturally in the cell-free trial digitizer was divided into two pieces with all connectors attached though)
Now I'll try to clean the connectors to see if the problem was to
I did not understand what you mean by the word searchin
I sincerely hope that someone has done to help me succeed
thanks