ipad update iTunes error

Help!

I just update my iPad 2:

--> Setting --> general --> update

and I plug the iPad to my PC (Windows 7 64-bit with iTunes version 11.2.2.3).

but the iPad turn dark and only show a icon of the iPad cord with an arrow pointing to a iTunes icon as shown below:

I turned the iPad off and on many times and still got nothing but the above screen.

I plugged the iPad into my PC but cannot see it in the iTunes on PC. I updated the iTunes on my PC to version 11.3 and still got the same problem.

Please help.

Thank you