On 27 Sep, Eric Dittman wrote:
  I checked again.  The connectors on the VAX 4000/500
are identical to
 SCSI connectors.  
But the wiring to the ribbon cable is different. DSSI uses a 1:1
mapping of pin numbers. The HD50 connector for SCSI is wired this way
to the ribbon cable:
HD50    ribbon
1       1
2       25
3       3
4       26
5       5
6       27
...     ...
--
tsch??,
         Jochen
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