No changes in PS operation at all since the early KPA1500s shipped. If the fans in the. PS do not turn off within 10 secs or so after the RF deck front panel power button turns it off, please contact [email protected] for help.
73, Eric elecraft.com _..._ > On Oct 4, 2018, at 7:28 PM, Dauer, Edward <[email protected]> wrote: > > Mine works exactly as Eric says it should. I have not uploaded any new > F/W, still using the original issue. Anything change for the PS in a newer > version? Just a thought . . . . > > Ted, KN1CBR > > ------------------------------ > > Message: 13 > Date: Wed, 3 Oct 2018 14:43:58 -0700 > From: "Eric Swartz - WA6HHQ, Elecraft" <[email protected]> > To: Rick Stealey <[email protected]>, "[email protected]" > <[email protected]> > Subject: Re: [Elecraft] KPA1500 power aupply fan > Message-ID: <[email protected]> > Content-Type: text/plain; charset=utf-8; format=flowed > > Rick and everyone - There should be NO fans running in the power supply > after > turning off the RF deck from its front panel. > Are you sure the RF deck front panel is OFF? (No lights on the RF deck FP) > > The PS fan runs from the same supply that supplies the 50 V to the amp. > That > supply is definitely turned off when the RF deck front panel is off, which > also > kills the PS fans. The fans have absolutely nothing to do with the 12 VDC > supply > going to the RF deck. > > In any case, no not modify how voltage is supplied to the RF deck, as this > will > not fix anything and will definitely void the Warranty. > > If you are not able to resolve this issue contact our team at > [email protected] or via the phone and we'll help you figure out what > is > happening. > > My only thought is that there could be a short in the control cable > between the > amp RF deck and PS that is keeping the 50V supply and fans on in the PS. > (Or on > one of the connectors in the RF deck or PS.) Our support team will help > you > debug whatever is happening if its a hw issue.. > > 73, > Eric > /elecraft.com/ > > > > ______________________________________________________________ > Elecraft mailing list > Home: http://mailman.qth.net/mailman/listinfo/elecraft > Help: http://mailman.qth.net/mmfaq.htm > Post: mailto:[email protected] > > This list hosted by: http://www.qsl.net > Please help support this email list: http://www.qsl.net/donate.html > Message delivered to [email protected] ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:[email protected] This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html Message delivered to [email protected]
