[SunRescue] Anyone work with VT525 terminals from DEC?

Björn Ramqvist rescue at sunhelp.org
Tue Apr 3 01:04:01 CDT 2001


Aah. That explains that "5" in VT525.
And yes, the ROM in these is packed with all sorts of guizmos. I mean,
just look at the way you can build your own startup-logo? And, why not
the alarm-clock? I mean hey.. These babies are made for desktop-job! =)
(Coffee-break alarm, lunch alarm and so on)

I just love it. =)

/Bjorn

Ken Hansen wrote:
> 
> The VT525 has three ports on the back, one RS-232 (DB-25), the other two are MMJ (offset RJ-45-looking connectors). Without finding MMJ connectors I would, I suppose be limited to one session (thats OK, but three would be cool!)...
> 
> Also, the control box appears to have some local intelligence, as it includes some local applications (calculator!?) and color (16 colors, IIRC).
> 
> I hope I get one - the cost is quite low (under $20 is the typical closing price on these auctions)...
> 
> Ken
> 
> > -----Original Message-----
> > From: Bjrn Ramqvist [mailto:brt at osk.sema.se]
> > Sent: Monday, April 02, 2001 8:41 AM
> > To: rescue at sunhelp.org
> > Subject: Re: [SunRescue] Anyone work with VT525 terminals from DEC?
> >
> >
> >
> > Ken Hansen wrote:
> > >
> > > I have seen these on ebay for $20+/-, the interesting thing to
> > > me is that they take PS/2 keyboard and SVGA video, so they could
> > > hang off a server as a console and be attached to a PS/2 KVM...
> > >
> > > I understand they are multi-session, but I suspect that requires
> > > a special protocol on the server to support that
> > > functionality...
> >
> > I don't know anything about the VT525, but I do have some experience
> > with VT510 and VT520. Both are PS/2 keyboard capable and has very nice
> > features. The VT510 is single-session, either DEC-MMJ or RS-232
> > interface, while the VT520 has triple-session. The technique
> > behind this
> > isn't any "protocol", it's just simple multi-port sessions. Hook up 3
> > computers via serial into each seperate connector on the back
> > and switch
> > between the sessions with F4-key.
> > When our VT320/330/420's are failing, we're replacing them
> > with VT520's.
> > You can't do anything other than just love'em. =)
> >
> > /Bjorn
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> >
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