> sd0 at scsi ID 0.
> sd1 at scsi ID 1.
> scsi ID 2 - not responding to Mode Sense.
> scsi ID 3 - not responding to Mode Sense.
> scsi ID 4 - not present.
> scsi ID 5 - not present.
> scsi ID 6 - not present.
>
Well, this is a complete stab in the dark, but did you check the SCSI
terminators?
Jaime