MicroVAX II - TK50 problem

[Adrian Graham]

> Qbus. However, I think you may have hit on something. The 
> RQDX3 is not at the end of the bus. If memory serves (I'll 
> verify this after I get home from work today), the backplane 
> arrangement is something like this:

Do you have grant continuity cards underneath the half-height cards? Ah, no
- M9047 is a grant card....

I'd swap it to 

      A        B        C        D
 +-------------------------------------+
 |                CPU                  |
 +-------------------------------------+
 |                Memory               |
 +-------------------------------------+
 |                DHV11                |
 +-------------------------------------+
 |                ???? **              |
 +-------------------------------------+
 |     TQK50*       |      RQDX3       |
 +-------------------------------------+
 |                  |                  |
 +-------------------------------------+
 |                  |                  |
 +-------------------------------------+
 |                  |                  |
 +-------------------------------------+
 |                  |                  |
 +-------------------------------------+ 
 
That should sort it out.....

cheers

a/w