> I've just run across the nvram clearing procedure in the VAXstation 3100
> Model 76 Maintenance Guide (EK-VS31M-MG.002).
> 
> 1, Power off
> 
> 2. Remove the socketed Dallas chip. It is located behind and between the 
>     two banks of memory sockets. It has a white picture of an alarm on it.
>     Note the orientation carefully!
> 
> 3. Place the chip on the PSU conductive surface for one to three seconds.
>     This briefly shorts the internal battery and resets the password state
>     to disabled.
> 
>     THE MANUAL HAS A BIG BOLD WARNING: IF YOU SHORT THE CHIP
>     INTERNAL BATTERY FOR LONGER THAN THREE SECONDS MAY CAUSE
>     PREMATURE BATTERY FAILURE.
> 
> 4. Put the chip back in its socket, observing correct orientation.
> 
> 5. Power up and breath a big sigh of relief when it all works.

Excellent!

Someone who has control of the NetBSD VAX webpages PLEEEEZE make sure this
kind of info gets posted in a clearly found location.  It is basic must-have
fare.....

Many Thanks, Antonio!

Bob