[rescue] SCA / SCA-2 interchangeable?

Joshua Boyd jdboyd at jdboyd.net
Fri Jul 4 14:09:03 CDT 2008

On Fri, Jul 04, 2008 at 03:00:04PM -0400, Eric Webb wrote:
> Hi gang,
> I've done two hours of googling and haven't found concrete proof for
> myself.   Can I plug SCA-2 drives into an SCA (orig) bus/connector
> without worry?  The  host in question is an E250.  
> I think all they did in SCA-2 is lengthen power/ground pins to provide
> power sequencing before data pin connection to reduce SCSI bus noise.
> Can anyone factually confirm?

It may help if you gave some example hard drive model #s.

Personally, I'm fairly sure it will just work.  I've used some fairly
new HDs (new meaning under 5 years old) in my E250 and U80.  Also,
Fujitsu says that it is backwards compatible.

More information about the rescue mailing list