3 hard drives in Rev 1 B&W — #4 What is the difference with Rev 1 and 2 with respect to HDs? I have 2 Rev 2 units and both I think have a 1 single and 2 dual HD trays (for 5 total) plus the cdrom and zip drive ba… 68kMLA Hardware by Unknown_K Sun, 21 Jun 2009 - 02:39