ViewSonic Monitor VP3881 wont turn on

ViewSonic Monitor VP3881 didn't want to turn on. I show how I was able to repair it. you can get the part at ViewSonic [phone]. or go to there website at www.viewsonic.com. create an account and then look up the part number is B-00013435. I believe it was called a Key Pad FK BD. or type in on google view sonic and the part number and it should take you to the page