Amtrak… that's what I did, no dice man. I don't have a frequency counter anymore so I don't know what the frequency is doing. It still isn't working tho… I don't have a good shop near me, so a road trip is in the planWith the top cover off on the solder side of the board. With the knobs facing you. On the right side front. There are about 4 diodes. Just remove theses. And you are good
I just done this to a buddy of mine. On a brand new dx44hpView attachment 20131 Sorry they are resisters. Not diodes. Pic below.