[rescue] Help with Sun 3/140

Patrick Finnegan pat at computer-refuge.org
Fri May 25 16:22:55 CDT 2007


On Friday 25 May 2007 15:47, Earl D. Baugh Jr. wrote:
> > Date: Thu, 24 May 2007 14:25:12 -0400 (EDT)
> > From: Ethan O'Toole <ethan at 757tech.net>
> > Subject: Re: [rescue] Serial on Sun 3/140
> >
> > Hmmmm.
> >
> > Turn off hardware and software handshaking. Short pin 2 to 3 on
> > DB25 or
> > DB9 serial cable, and see if you can see what you type. This
> > verifies the
> > host is working.
>
> Cool trick,  I hadn't ever know of that before.  A paper clip and I
> got confirmation
> that the host and cables are working.

One thing that this doesn't check, is if you have Tx and Rx correct 
respective to each other.

Do you have a null-modem cable or adapter in the connection?

Pat
-- 
Purdue University Research Computing ---  http://www.rcac.purdue.edu/
The Computer Refuge                  ---  http://computer-refuge.org



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