[Elecraft] [KX3] Re: KX3/KXPA100 issue

[David F. Reed]

Don,

understood; the cables and PS and its connections are fine.  I expect 
what is happening is I am occasionally losing line power, which shuts 
down the PA without it communicating to the XK3; I think that is what is 
resetting things...

Thanks for the help & 73 de W5SV, Dave

On 9/30/16 09:16, Don Wilhelm wrote:
> I have been corrected - last word of 1st paragraph should have been 
> 'watts' instead of 'volts'.
> I trust everyone knew that!
>
> 73,
> Don W3FPR
>
> David,
>
> The KX3 may still be running by virtue of the internal batteries if 
> the KXPA100 power drops, but that will not prevent the KX3 from 
> turning off the PA ON menu and dropping the power to 5 volts.
>
> Check your power cable - look in the end of the APP connector.  If you 
> see the end of 2 pieces of metal (both the spring finger and the 
> contact blade) the contact blade is not latched, give it a push from 
> the wire side until it latches.
>
> Check the connections at your power supply, they must be tight - if 
> you can move them at all, they are not tight.  Also check the fuse and 
> fuseholder.  The fuse must make tight contact with the fuseholder 
> contacts.
>
> 73,
> Don W3FPR
>
> On 9/30/2016 9:24 AM, 'David F. Reed' w5sv.dave at gmail.com [KX3] wrote:
>>
>> Geoff,
>>
>> Thanks for the idea... That might be it; I am not in the shack when it
>> happens, though if that were it, I would be surprised, as I have the
>> internal batteries in place, and I would have thought that the power
>> doesn't go away if the external supply drops.  Could be just enough I
>> guess...
>>
>> Thanks & 73 de W5SV, Dave
>>
>>
>> On 9/30/16 07:20, Geoff Allsup wrote:
>>> If supply power goes off even momentarily (instead of turning power
>>> off on the KX3) that's exactly what happens. Check your supply would
>>> be my first suggestion.
>>>
>>>
>