Make sure the RADIO setting in the K3 didn’t get changed away from K3. More specifically, it sounds like it was changed to ANALOG without having the proper pin connected to the Icom’s analog band data signal.
If that isn’t the problem, then I’ll have more questions to see how we might fix the issue. 73! - Jack Brindle, W6FB Elecraft Engineering > On Aug 12, 2016, at 7:23 PM, Jorge Mejia P <[email protected]> wrote: > > > > Para: [email protected] > Asunto: Kpa 500 problem when auxiliary cable connected ... > > I had been successfully using my KPA500 with an Icom and a K3 , > alternatively with the use of the Key Line interrupter and a separate key > line. > Suddenly I cannot change bands on theKPA500 or go on Tx, even though the > auxiliary cable is well seated and the Key line interrupter is well screwed > to the K3 . The kpa500 works fine with the K3 alone, or when I disconnect the > auxiliary cable from the K3 ,then I can change bands and use it with the Icom > as long as I turn it off and the on again . > > This happens even when the K3 is off . I have also tried disconnecting the > k3s serial cable to the computer and even from the PS , but no luck. > > Wonder if any one has experienced such a problem. > > Any ideas? > > Thank you > Jorge HK4CZE > > > ______________________________________________________________ > Elecraft mailing list > Home: http://mailman.qth.net/mailman/listinfo/elecraft > Help: http://mailman.qth.net/mmfaq.htm > Post: mailto:[email protected] > > This list hosted by: http://www.qsl.net > Please help support this email list: http://www.qsl.net/donate.html > Message delivered to [email protected] ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:[email protected] This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html Message delivered to [email protected]

