[GCARC] Fwd: [KPA1500] KPA1500 Panic Button: Forcing a Firmware Load

Jim n2gxj jim.n2gxj at gmail.com
Sun Dec 24 09:13:16 EST 2023


Jon and all who use the kpa1500.  It is working last night and this morning
on all bands except 6 meters. And, of course, there is a 6 meter opening to
europe happening right now. sigh.
The problem on 6 meters is cannot select antenna 1.  And that is where the
antenna is.  So it keeps defaulting to antenna 2 when select 6 meters
remote.
Whoever made the change for the UHF/VHF, can you put it back so that we can
operate the remote HF station the way it was before, please?
Thanks, Jim

On Sat, Dec 23, 2023 at 9:46 PM Al KB2AYU <kb2ayu at comcast.net> wrote:

> Before we left the Clubhouse around 4PM I did a remote session while
> sitting in front of the amp and all was well.
>
> However, there does appear to be a gremlin lurking about.
>
> John, have you contacted  Elecraft about this?
>
> Al
>
> On 12/23/2023 12:33 PM, JOHN HILL wrote:
> > Bad news.  The KPA1500 Panic Button / Forcing a Firmware Load does NOT
> restore PA operation as expected.  No faults have been added to the
> "KPA1500 FAULTS list since August.  No POWER or SWR is indicated in
> OPERATE.  POWER is indicated STANDBY but no SWR.  Any ideas?
> >
> >> On 12/03/2023 12:09 PM EST JOHN HILL <john.e.hill at comcast.net> wrote:
> >>
> >>
> >> You may find this of interest!
> >>
> >> John W2HUV
> >>
> >> ---------- Original Message ----------
> >> From: John Hill W2HUV <john.e.hill at comcast.net>
> >> To: KPA1500 at groups.io
> >> Date: 12/02/2023 8:26 PM EST
> >> Subject: [KPA1500] KPA1500 Panic Button: Forcing a Firmware Load
> >>
> >>
> >> If you are in the middle of a contest and suddenly there is no output
> (zero output, zero VSWR), don't panic, try the "Forcing a Firmware Load"
> procedure on p-38 of the manual.
> >>
> >> Pressing and holding the front-panel AUX key for more than 10 seconds
> opens the "KPA1500 Utility Program" to the "Firmware" tab, which you may
> also do manually (necessary if you are operating remotely).  Click the
> "Check Version Now" button.  The utility won't be able to read the current
> version if other software is connected to the port required.  Click the
> "Send Firmware to the KPA1500" button after the current version appears.
> You will be notified when the firmware has been restarted.
> >>
> >> You guessed it, during the 2023 CQWW CW contest, I panicked, and was
> without my amplifier for the remainder of the contest.  Mysteriously, the
> amp started working again about three days later.  What could cause that?
> I know that we have an issue with RFI in the shack. I suspect that the
> firmware memory was contaminated by static charge.  It took three days for
> it to return to normal.
> >> _._,_._,_
> >>
> >> ---------------------------------------------
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> >>
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> >>
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> >>
> >> _._,_._,_
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