On 31 Jul 1999, Jay Maynard wrote:

> Now that I'm there, one more question for which I couldn't readily fin the
> answer: Is there a PROM environment setting that will make the system boot
> immediately on power-up, without stopping at the >> prompt?

You need to have set a boot enviroment variable, `setenv boot "<command
you use to boot>"` and haltaction needs to be either b or r, `setenv
haltaction b|r`. This is in detail explained in the `Personal DECstation
5000 Hardware Maintenance Guide' starting at page C-32. 

Regards,
Richard