I’m sure you have checked, but I would open it up and make sure the ribbon cables are fully seated. Then I’d check the cables to the PC. Probably restart the PC, too.
wunder K6WRU Walter Underwood CM87wj http://observer.wunderwood.org/ (my blog) > On Dec 9, 2018, at 4:58 PM, Dave Sublette <[email protected]> wrote: > > When I bring up the KX3 utility, there is no tab labeled Help or > Troubleshooting or MCU. I now get a "KX3 is not responding" message. > > Dave > > On Sun, Dec 9, 2018 at 6:57 PM <[email protected]> wrote: > >> I'd recommend the steps described in KX3 Utility Help, Troubleshooting, MCU >> Boot Loader. >> >> 73 & Good Luck! >> Dick, K6KR >> >> >> -----Original Message----- >> From: [email protected] <[email protected]> >> On >> Behalf Of Dave Sublette >> Sent: Sunday, December 9, 2018 15:04 >> To: Elecraft Discussion List <[email protected]> >> Subject: [Elecraft] KX3 has died >> >> I believe my KX3 has died in the past 30 minutes. It was operating with >> N1MM prior to that. >> >> I went to the support page at Elecraft.com. >> >> I downloaded the latest KX3 Utility. >> >> I started the Firmware upgrade process. >> >> Initially the message said my KX3 was missing some files and to download >> the >> latest firmware. I did that without any trouble. >> >> When I went to transfer the firmware to the KX3, I got a message that said >> "KX3 failed to enter firmware load mode" (or something like that). Further >> instructions said to remove power, power back up and try again. >> >> Same result. >> >> Tried the "force firmware upgrade" by holding the Band- and ATU Tune >> buttons down for 10 seconds. The firmware load failed again -- same error >> "KX3 failed to enter Firmware load mode". >> >> Meanwhile the front panel of the KX3 showed " MCU LD" during the entire >> time. >> >> The com port tested good, using the KX3 utility. >> >> I don't know what else to try. >> >> Looks like the next step is to contact Elecraft support. >> >> Any thoughts? >> >> Dave, K4TO >> >> ps -- I think the KX3 is just pouting because I have ordered a new K3s :-) >> ______________________________________________________________ >> 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] ______________________________________________________________ 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]
