[Elecraft] K2 freeze at startup... need advice

[Jean-François Ménard]

OK, but I have nothing plugged, no key, no mic, nothing. But I will  
check 8R and 8T for sure.... I let you know guys.

Thanks for now.

Le 08-09-18 à 23:39, Ron D'Eau Claire a écrit :

> Yep. That happened to me once when I had a short in the key line.
>
> After muttering "mon Dieu!" I started unplugging things and it started
> working
>
> Unplug the key and check again.
>
> Ron AC7AC
>
> -----Original Message-----
> From: elecraft-bounces at mailman.qth.net
> [mailto:elecraft-bounces at mailman.qth.net] On Behalf Of Don Wilhelm
> Sent: Thursday, September 18, 2008 8:34 PM
> To: Jean-François Ménard
> Cc: elecraft at mailman.qth.net
> Subject: Re: [Elecraft] K2 freeze at startup... need advice
>
>
> Jean,
>
> This is strange - the second case of similar behavior reported on the
> reflector today.  Could it be a case of the 'phase of the moon'?
>
> When the K2 is in transmit state, the behavior will be as you  
> describe -
> no buttons operate but the K2 displays the frequency.
>
> Check to see if your K2 is somehow stuck in transmit.  The easiest way
> is to check the state of the 8R and 8T voltages.  You can checkby
> measuring the DC voltage at the anodes of D6 and D7.  During receive,
> the voltage at D6 anode should be about 8 volts and the voltage at D7
> should be near zero volts.  If the K2 is 'stuck in transmit', those
> voltages will be reversed.
>
> If your K2 is indeed 'stuck in transmit', try removing the key plug  
> and
> the microphone - if something external is creating that transmit
> condition, it should be OK with those cables unplugged.
>
> 73,
> Don W3FPR
>
> Jean-François Ménard wrote:
>>
>>
>> Hi everybody,
>>
>> I have my first major trouble since my building experience back in
>> 2004. Now, everytime i power up my K2, I can see ELECRAFT and then  
>> the
>> frequency..... but everything is frozen after...... still get the
>> frequency displayed, but no button, no function work. I also tried to
>> reset the K2 to the factory default by holding 4-5-6 buttons..... Got
>> the 201 message then back to the ELECRAFT and the frequency..... but
>> still frozen !!!!
>>
>> Is it possible the the control board PIC got a static discharge or
>> something like this !?!?!?!
>>
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============================
De Jean-François Ménard / VA2SS