IN CASE YOU WERE WONDERING WHAT THIS POST IS ALL ABOUT, THE POST TO WHICH IT REFERS WAS DELETED BY THE POSTER.
KIS. Don't have the OP poking around with the wiring when the problem could be that WiFi is set to auto.
Until the OP comes back with an answer to the question at post #2 (the most likely cause, and a simple fix) there is little point in speculating further.