Dr. David Kirkby wrote:
> decourl@cs.sunyit.edu (Lincoln DeCoursey) wrote in message news:<13678480.0311171849.52a7c026@posting.google. com>...
>
>>A friend has asked for information and I don't want to steer him wrong,
>>can anybody help?
>>
>>He can't seem to fit a Solaris install on the dinky HDD in his
>>SPARCstation 20.
>>
>>Looking at the Sun docs, I see that it has a 50-pin, narrow internal disk.
>>He also has an external disk enclosure, the one with the same footprint and
>>color as the lunchbox-chassis machines.
>>
>
> <snip>
>
> As others have said, you need 80 pin disks. If they are non-Sun,
> Solaris is likely to complain they are not-labeled. Run format and
> label the disk.
>
> You need a carrier to hold the disk. The machine will take two disks,
> but for reasons of heat I would limit that to one if I were you,
> especially if there are multiple processors or fast processors. Heat
> is the biggest bugbear of that machine. Some models have no fan close
> to the disk. Some models have a very small fan. I would be tempted to
> not bother having a CD and fit a larger fan.

Be warned that a small number of disks with the correct form-factor and
interface fail to cooperate with the firmware. One that bit me was the
IBM DMVS. If you can boot from another drive Solaris sees it without
incident.