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 <[email protected]> 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
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