[Elecraft] XV50 problem is worst ! Need help.

[Jean-François Ménard]

Question: If I have 7.2Vdc on U7 pin 1 on RX... is it possible that a  
problem with relay K1 ??? Because on RX, relay K1 should be in  
another position as I can figure it out on the schematic !?!?!?!?


Le 07-01-12 à 10:05, Jean-François Ménard a écrit :

> Hi,
>
> I verified all voltages in the troubleshooting section... both RX  
> and TX.
>
> I have a few readings that are not as the manual.
>
> In RX, U7 (RF power module) PIN 1, I have 7.3 and should be to  
> 0 !!! All other pins are OK.
>
> In TX, U5, the leg on the same side of C9 is 5V and the leg on the  
> side of C65 drop to 2.7V (should be around 4.7 ???)
>
> All other measurements in the troubleshooting section are in the  
> spec range.
>
> So, If I consider that my problem is in RX..... Is these results  
> could help ???
>
>
> Le 07-01-11 à 20:45, Jean-François Ménard a écrit :
>
>> Hi to all,
>>
>> Last week, my transverter XV50 was unable to receive properly...  
>> Only a small voice in the background... no S unit... the guy  
>> normally give me 10 or 20 over S9...  After a new alignment  
>> procedure, I was unable to peak R13 to the desired level. I was  
>> unable to get more than 0.043 V. So my conclusion was that Q3 is  
>> dead.
>>

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