What baud rate is your radio set to? If you have it set to 38,400, rotate the knob one more notch until it says USB.
Sent from my iPhone ...nr4c. bill > On May 13, 2016, at 6:10 PM, stengrevics <[email protected]> wrote: > > I am trying to do the TX Gain Calibration on the K3S. I have a Macbook Air > (USB ports only). I downloaded the utility for Mac and the latest drivers. > However, there appears to be no connection between the K3 and the computer > (I get an error message "K3 not Responding" and all options on the utility > under Configuration and Calibration are greyed out). > > I disassembled and reassembled the KIO3B board to make sure of all > connections. > > I received a technical note from Elecraft on Troubleshooting KIO3B > Connections, but it was not very helpful. > > If anybody has had this problem and can provide some insight, it would be > most appreciated. > > John WA1EAZ > > > > -- > View this message in context: > http://elecraft.365791.n2.nabble.com/K3-Not-Responding-to-K3-Utility-tp7617407.html > Sent from the Elecraft mailing list archive at Nabble.com. > ______________________________________________________________ > 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]

