[Elecraft] KIO3B usb com port not communicating

[RALPH TURK]

Raj
Check the RJ45 jack very carefully.  One of the wires might have bent slightly
and shorts out the adjacent wire.  I have found that a few times when repairing
computer problems for friend & family
Ralph, W7HSG/AFA9RT 


> On July 19, 2019 at 12:32 PM Rajiv Dewan <rdewan1 at rochester.rr.com> wrote:
> 
> 
> Hello all, especially Don,
> 
>   The last tip helped make progress.  I unplugged the P3 connected via 
> the RJ45 jack and suddenly my USB/CAT came back to life.
> 
>    And, this disruption is repeatable.  Plug the P3 back and again it 
> stops working.  Unplug, works again.
> 
>    Now, I will look to see what is up with the P3.  I checked the 
> firmware on the P3.  It is running the latest.
> 
>    Raj
> 
> --
> Raj Dewan, N2RD
> rdewan1 at rochester.rr.com
> 
> ------ Original Message ------
> From: "Don Wilhelm" <donwilh at embarqmail.com>
> To: "Rajiv Dewan" <rdewan1 at rochester.rr.com>
> Sent: 7/19/2019 1:32:38 PM
> Subject: Re: [Elecraft] KIO3B usb com port not communicating
> 
> >Raj,
> >
> >Email support at elecraft.com
> >
> >73,
> >Don W3FPR
> >
> >On 7/18/2019 10:03 AM, Rajiv Dewan wrote:
> >>Hello,
> >>
> >>    I have KIO3B (USB interface) in my K3.  It was working well. Single USB for audio, and CAT.
> >>
> >>Suddenly, now the CAT part is not working.  Here are some aspects:
> >>* RS232 in K3/Config shows USB
> >>* Serial port 1 shows up in device manager on the windows computer when the USB is plugged in.  The sound codecs are working.
> >>* Nothing communicates with the K3 CAT any more (K3 utility, and logging programs do not see the K3 on the com1.)
> >>* I tried it on a new laptop with a fresh USB cable.  Exactly the same issue.
> >>
> >>Any help appreciated.
> >>
> >>Raj, N2RD
> >>K3 sn 170
> >>
> >>-- Raj Dewan, N2RD
> >>rdewan1 at rochester.rr.com
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