Hi, I have recently purchased a 1966 Mooney M20E.  In it, there is a JPI EDM 700 (STC SA2586NM).  The unit generally works great.  I want to download the data from it, however, and I'm having a problem with that. I bought these two parts from Aircraft Spruce. https://www.aircraftspruce.com/catalog/inpages/jpiusbdownload.php https://www.aircraftspruce.com/catalog/inpages/edmpcinterfacecable.php I went to the plane to download data today and followed the instructions in the ori