[Elecraft] K2 LCD Screen Issue

[Frank Krozel]

A very cool QRZ page there Mark!

-73-  Frank    KG9H
kg9hfrank at gmail.com




> On Feb 7, 2021, at 1:28 PM, Mark Yergin <mark.yergin at gmail.com> wrote:
> 
> Thanks Don and Joel, who both suggested bad solder joints.  I touched up
> all the LCD and U1 solder joints on the Front Panel and the problem was
> resolved!
> 
> Mark
> W8EWH
> 
> On Sun, Feb 7, 2021 at 1:49 PM Don Wilhelm <donwilh at embarqmail.com> wrote:
> 
>> Mark,
>> 
>> I think you will find that the socket pins of Front Panel U1 are not
>> well soldered.
>> 
>> 73,
>> Don W3FPR
>> 
>> On 2/7/2021 1:18 PM, Mark Yergin wrote:
>>> My K2 (S/N 7867) which I built has always had an intermittent problem
>> with
>>> the bottom horizontal row of LCD elements.  Often they are missing until
>> I
>>> slap the top of the radio.  Then they will come back on for a while.  I'd
>>> like a more permanent solution.  Looking for some ideas as to where to
>>> focus my investigation.  Do I have a short between the front panel and
>>> control board?  A loose connection somewhere?  Was thinking maybe this
>> has
>>> been seen before and someone else's solution could help point me in the
>>> right direction.  I'd like to try to fix it myself before I send it out
>> for
>>> repair.  Thanks.
>> 
> ______________________________________________________________
> Elecraft mailing list
> Home: http://mailman.qth.net/mailman/listinfo/elecraft
> Help: http://mailman.qth.net/mmfaq.htm
> Post: mailto:Elecraft at mailman.qth.net
> 
> This list hosted by: http://www.qsl.net
> Please help support this email list: http://www.qsl.net/donate.html
> Message delivered to kg9hfrank at gmail.com