[Info-vax] testing VAXstations

abrsvc dansabrservices at yahoo.com
Tue Jul 6 07:50:53 EDT 2021


On Tuesday, July 6, 2021 at 7:33:54 AM UTC-4, Phillip Helbig (undress to reply) wrote:
> Finally I have time to do some inventory, so I am testing old hardware 
> (with the aim of knowing what works and what doesn't and deciding what I 
> might pass on to a good home). It's been a while since I've done 
> anything with a VAX (about 10 years). On a VAXstation 4000, I have the 
> S3 switch set to UP. I am using a terminal and cable which I normally 
> use for an Alpha console (9600 baud, 8 bits, no parity, 
> receive=transmit, 1 stop bit) so I am assuming that that is not the 
> problem (IIRC VAXes, in contrast to Alphas, won't boot if they don't 
> sense the console). The cable is MMJ on both VAX (printer port) and VT. 
> 
> When I power the box on, all the LEDs light up, but stay lit. From the 
> old days, I remember flashing (and maybe some sounds) then some output 
> on the console terminal. Now, nothing. 
> 
> Any ideas?

What model is the 4000?   The model 60 has a "special" console cable that goes to an RGB monitor.

I know that the uVax II uses either 9 pin connection directly or an adapter for MMJ that is different than the 9-pin to MMJ adapter for Alpha.
I don't believe that the printer connection can be used for the console either. (A bit rusty on the VAX stuff too as it has been a while...)

Dan



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