RA71 all alone?

[Brad Parker]

Michael Sokolov wrote:
>
>> It has a obvious molex power connector and three .1" headers.  Two of
>> the headers look like they want to accept the 8 pin plug from my UDA 50
>
>Those are SDI connectors for port A and port B.  The larger header is
>for the OCP (operator control panel).  Having an OCP is nice, but one can
>live without it (I have none myself).  Without an OCP the drive gets its
>unit number from 3 switches on the side.  This limits the unit number to
>0-7, while the MSCP spec allows much higher unit numbers.  I believe you
>can get the full MSCP spec range of unit numbers with the OCP.

Excellent, thanks.  I'll try it out tomorrow.

(And thanks for Quasijarus 4.3bsd! my vax 730 is up with it as of today
on an ra90...)

-brad