[Elecraft] K2 No current display

[Don Wilhelm]

Chris,

With a voltage at U6 pin 4, an indication that does not follow the 
voltage at pin 4 tells me that the U6 input was damaged.

73,
Don W3FPR

On 6/9/2012 12:14 AM, cmeagher at dodo.com.au wrote:
> My K2 has recently been repaired after a polarity reversal of amp
> connected to it blew out the bnc connector.
> It works all OK, except that when I switch the display to show
> Volts/current, the current stays on i0.00.
> I have checked the current sense resistor voltage drop is OK for both
> RX and TX, and the voltage is showing
> at control board MCU pin 4 ( current sense input). (0.013 volts RX,
> 0.11 volts at 10W TX).
>
> So at this point I'm stumped. Faulty MCU chip? Any advice on/off the
> forum would be appreciated.
>
> Chris VK2ACD
>
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