[rescue] Sparcstation 4

jodys at helluin.org jodys at helluin.org
Sat Dec 21 11:12:48 CST 2002

On Sat, Dec 21, 2002 at 03:11:00AM -0500, Michael Schiller wrote:
> On Friday, December 20, 2002, at 06:54 AM, jodys at helluin.org wrote:
> >The sparc 4 chassis can take 2 80 SCA drives in the area on the left
> >(looking from the front). There should be a 2 connector SCA backplane
> >there (this can only take 1 or 2 1/3 height drives).
> What you are describing is true for the Sparc 5 & 20. While the 4 used 
> the same case, they mounted the drive over the motherboard on a bracket 
> mounted on stand-offs. The drive connects to an 80 pin SCA connector on 
> the mb via a short SCA-SCA cable. It is possible to mount the SCA 
> backplane from an 5 or 20 into the 4 and then connect up 2 drives as 
> they are in the 5 or 20. I've done this several times myself. It would 
> be really nice if you could then use the 4's stock mounting location to 
> mount an additional drive, but unfortunately both that drive as well as 
> the lower drive on the SCSI backplane are both hardwired to ID3, so 
> it's an either / or proposition.
> -Mike
Ahhh... My apologies, I thought the 4, 5 and 20 were the same, I guess
thats what I get for writing far best my bedtime. Thanks.


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