Ian wrote:
Date: Tue, 10 Nov 2009 15:18:00 +
From: Ian Maude i...@gb7mbc.net
Subject: Re: [Elecraft] K3 power down problem
To: Elecraft List elecraft@mailman.qth.net
Message-ID:
d74929a00911100718y4a54b756lb4e980085198...@mail.gmail.com
Content-Type: text/plain; charset=windows-1252
Yep
Hi all,
For some reason my K3 will not switch off this morning. I hit the power off
button and it powers down and starts again immediately. Obviously it goes
off when I power the PSU down but it is somewhat annoying. I have
reinstalled the firmware in case of corruption but have not as yet done
Hi Ian,
Have a look at the KPA3 12V Sense Mod on the modification page.
It maybe the answer to your prayers.
73
Stewart G3RXQ
On Tue, 10 Nov 2009 10:49:03 +, Ian Maude wrote:
Hi all,
For some reason my K3 will not switch off this morning. I hit the power off
button and it powers down
Mod done, still the same! Odd that it should just appear after all this
time.
73 Ian
--
Ian J Maude, G0VGS
SysOp GB7MBC HB9DRV-9 DX Clusters
Member RSGB, GQRP 9838, FISTS 14077 | K3 #455
http://www.amateurradiotraining.org
2009/11/10 Stewart stew...@baker.nildram.co.uk
Hi Ian,
Have a
Ian,
It sounds like something is activating the Remote Power On.
Do you have anything plugged into the ACC connector? Check it to see if
pin 8 is being shorted to ground.
73,
Don W3FPR
Ian Maude wrote:
Mod done, still the same! Odd that it should just appear after all this
time.
73 Ian
No, nothing plugged in there.
73 Ian
2009/11/10 Don Wilhelm w3...@embarqmail.com
Ian,
It sounds like something is activating the Remote Power On.
Do you have anything plugged into the ACC connector? Check it to see if
pin 8 is being shorted to ground.
73,
Don W3FPR
Ian Maude wrote:
Yep as per my thread, I did it but still the same issue. I cannot imagine
that was the issue though on #455 after all this time.
73 Ian
2009/11/10 Greg - AB7R a...@cablespeed.com
This is the mod description from the website:
This modification adds a diode to the KPA3 12V sense circuit to
I had one of my K3's develop a similar fault. In my case it was a
failure of Q2 (FDS6375, RF board) which is the power switching FET.
elecraft spares sent me out one and I had it in a few days
An IRF7416QPBF might be a junkbox replacement if you are very
impatient!
it's pretty easy to get at
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