[Elecraft] How to test serial communications?

[Vic K2VCO]

On 6/6/2010 12:13 PM, Pete Smith wrote:
>  Alas, I have no other serial devices in the shack, and
> my backup computer does not have a serial port, so I can't test to
> determine whether it is the port on the computer or the KIO3.
>
> Is there any diagnostic that can be performed in the K3 to determine if
> in fact something's blown on the KIO3 board?

I am not sure, but you certainly can test the serial port con the computer. Just jump pins 
2 and 3 of the connector (or cable) coming from the computer and activate any terminal 
program. Set it for no handshaking. If the port is working, you should see an echo of 
anything you type.
-- 
Vic, K2VCO
Fresno CA
http://www.qsl.net/k2vco/