I have one of those "external" external hard drives that isn't an exclosure per se but is more just an open dock to vertically slide an exposed SATA hard drive into. I have it plugged into my Mac Mini ...

I got a new 1.5TB SATA drive that I plugged into an external SATA USB 2.0 enclosure and it keeps disconnecting from the computer. I think its because I knocked the hard drive off the table while it ...