Jim, Did you try removing and re-applying DC power to your KAT500? It's very unlikely that re-downloading the firmware would have fixed anything.
73, ~iain / N6ML On Sun, Oct 28, 2012 at 5:31 AM, Jim Sheldon <w...@cox.net> wrote: > Woke up early and when I woke up the station, the KAT500 turned on when the > P/S turned on, but instead of being in AUTO where it was when I shut it off > (yes, I shut the KAT500 off first with the front panel button) it came up > locked in MANual and the mode button would NOT turn it off or cause it to do > anything else. No amount of button pushing in any combination would make it > do anything but sit there with it's one green light on and stare back at me. > > Thinking there was a front panel board, holding the switches and LED's, that > might have come partially unplugged in shipping, I pulled the top cover - WOW > that is one nice looking board in there, but no front panel, everything is on > the main board and it's all soldered in and 99 percent (except for the > relays, MASSIVE toroids and air wound coils), surface mount. Nothing plug-in > here. > > Hooked up the RS-232 cable and ran the utility program. It would not > communicate with the tuner giving me a screen indicating that the KAT500 was > waiting for the power button or a firmware download and after a while would > timeout with the KAT500 not responding message. > > Could find nothing in the manual that indicated how to force a firmware load, > so I in my "banging" mood, told the Utility program to install new firmware > (I had downloaded the current version from Elecraft), started pressing and/or > holding buttons in various combinations. Somewhere in all this, I managed to > hit on the right combination to force it to accept the firmware download from > the utility program and all is again well. > > I have no idea what caused the glitch (cosmic rays, Boeing's EMP missile > flying over wichita, or Murphy crawling around in there), but it's apparently > back up and running. I'll keep an eye on it over the coming days (weeks, > maybe if it doesn't happen again) and try to find out what circumstances > caused the problem. Meanwhile, Elecraft (separate message will be sent to > support), PLEASE publish the RESET and FORCE FIRMWARE LOAD instructions where > the casual observer can find it. Having that info in the operating manual > would have been a HUGE help this morning. > > Jim Sheldon - W0EB > ______________________________________________________________ > Elecraft mailing list > Home: http://mailman.qth.net/mailman/listinfo/elecraft > Help: http://mailman.qth.net/mmfaq.htm > Post: mailto:Elecraft@mailman.qth.net > > This list hosted by: http://www.qsl.net > Please help support this email list: http://www.qsl.net/donate.html ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:Elecraft@mailman.qth.net This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html