Samsung BP31-00010B Fan-Dc

so as you can see my Samsung DLP TV is stirring up the check the fan number three so can tear this apart and see if we can replace a fan or fix that so it no longer gives us that error so I get the TV turning around here and I got to take the back off but before we do that I got it unplugged and all the inputs are disconnected so there's nothing hooked up right now no power don't want to get electrocuted or anything while we do this um so you take out the screws back there these ones here they along the top and the two back there and there's some along the bottom here I'm not sure if I have to take that cover off the inputs yet but uh we'll see let's get this back cover off and see what we're dealing with here so I got the back off and if you look right here there's a little this was a safety switch so if you try to power it up with the cover off you'll have to do that switch there I co