27 Sep
2001
27 Sep
'01
9:26 p.m.
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
... ...