> Then you have different serial ports (KIO's), the one in your QRP lid and
> the one in the KPA100. Sounds like the RS232 tranceiver in the KPA100
> failed. The RS232 is not used to talk to the KAT100 that is done with
> auxbus functions that are on the same cable but different pins. That's
> why the wiring is different on the 2 plugs, with the auxbus plug going to
> the KAT100 and the RS232 plug going to your computer.
>
> Gregg R. Lengling, W9DHI, Un-Retired
> K2/100 SN 3075
>
http://www.milwaukeehdtv.org>
> ----- Original Message -----
> From: "N5MF" <
[hidden email]>
> To: <
[hidden email]>
> Sent: Thursday, December 23, 2004 8:59 AM
> Subject: [Elecraft] IO Problem
>
>
> I have an unusual problem may some one can help with
>
> My K2/100 has stopped talking to my computer.
>
> I have tried 2 computers thinking it was the serial port but no
>
> I redid the cable and still nothing
>
> Finally I changed the amp lid with the QRP lid and it all works fine.
>
> I have a KAT 100 tuner as well and the rig does talk to the tuner and
> everything on the amp and tuner works. ie power, tune, antenna switching.
> The rig just doesnt talk to the computer. Like I said it works with the
> IO on the qrp lid and the settings on the computers are correct and the IO
> is on on both the KIO and the K100
>
> Any thoughts
>
> Mark
> N5MF
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