PDP 11/45 partial success.

[Ashley Carder]

> ECO = Engineering Change Order
> 
> It basically means that after the product was released, there were
> changes that need to be applied and ECO's are used to track the changes.
> Each ECO is numbered (in some way).  ECO's can be fairly trivial such as
> changing some writing on a label, others can be fairly involved.
> 
> If you're a software type, think "patch".
>  
> When you see a system, it may have tags that indicate what ECO's have
> been applied.  Some ECO's can be applied in the field, some have to be
> done at the factory.  There is usually a fair amount of documentation
> surrounding ECO's.  

Thanks for the explanation.  

A former DEC employee told me the other day that the RK05 was 
DEC's "most ECO'd" product.

Ashley