[Elecraft] still have a problem.... still TX on power on

[Jean-François Ménard]

I think that U1 was also defective..... because, even with the SSB  
board removed, the K2 was always in TX when powered on.

I will order U1.... sniff...

73


Le 08-09-25 à 21:29, Don Wilhelm a écrit :

> Jean-Francios,
>
> I am sorry to tell you that apparently your KSB2 U1 is likely to be  
> damaged.
> Is it possible that there was nothing wrong with Control Board U6,  
> but the entire problem was KSB2 U1?  There is a possibility that  
> both were bad - that happens, but rarely.
>
> 73,
> Don W3FPR
>
> Jean-François Ménard wrote:
>> I found last week, with help from a few guys, that my problem was  
>> the controller on the control board that was defective. I received  
>> the one yesterday..... plugged it and turn ON the K2..... now  I am  
>> able the enter menu... the K2 in RX.... finally. But when I added  
>> my SSB board, I found that the problem come again..... only when  
>> the SSB board is inserted.
>>
>> I found that when U1 is there..... pin 6 is short to ground... but  
>> when I remove U1, pin 6 is OK.....
>>
>> Is it possible that U1 on the SSB board is defective too !?!?!?!?
>>

============================
De Jean-François Ménard / VA2SS