Thanks - so I tried to putting my hard drive back in and the same thing happened, white screen, and in the diag HDSpecs shows the "can't open device" error, same error it showed with the SSD.  But I can hear the hard drive mechanically moving.  I also have three different hd connector ribbons...

  I’m trying to get a 1TB 850 EVO mSata working with the Tarkan adapter.  I installed the SSD, and fully charged the ipod with a wall charger – it says “Restore in itunes”, so everything looks good. But when I connect it to my PC, the ipod boots with a white screen that says “Do not...