Originally Posted by
Geof
Dude, I believe I know why you're having an issue. I just finished converting mine. Prior to that I converted a Hasbro Vader. I noticed when I started soldering that the VDD pad which goes to your LED positive is located in a different position on the Luke board. My board had very light labels, the Luke's VDD was one of the middle pads. In your pic, it seems like you've wired it the same as the Vader conversion.
I hope this helps!
Geof