open it up and unhook your power supply and look at the bottom where it plugs in at alot times they are blackened from shorting out simply need to put some addt solder on it so it cant move and your set or ill sell u one for $10 plus s/h [actual ] troydouglas7368@gmail.com
need to open your xbox up unhook the control ports wires and the yellow power wire -theres #3 3 tabs on the inside carfully stick small screwdrivers in those then on each side of the box #1 at a time insert a large flathead screwdriver should pop it off -- then your switch is easy to get too [tabs] need one $5 shipped ~email me troydouglas7368@gmail.com ~~i take paypal