Magna also was a brand name of tape drive.  Someone could have pulled
the drive.  Look for "magna tape" or "magna scsi" to hit references.
On 11/4/2010 8:03 PM, Brian Lanning wrote:
  I picked up one of these cases not too long ago:
http://cgi.ebay.com/Vintage-Magna-External-Drive-Case-and-Power-Supply-/150…
 Could someone give me the scoop on the ports on the back?  One looks
 like a typical db-25 scsi.  What's the other one, the one with three
 rows of pins?  Is this another type of scsi port?
 brian