I have a iPad 2 and when I connect it to the Idj pro, nothing happens, no "not charging" message it acts as if it is not connected at all

I have a iPad 2 and when I connect it to the Idj pro, nothing happens, no “not charging” message it acts as if it is not connected at all, please help

If your using a lighting adapter it must be Apple OEM brand.

iPad 2 doesn’t need a lightning adapter