[Elecraft] Firmware upload problem

[Dick Dievendorff]

Use a USB to Serial adapter or an RS 232 cable, do not attempt to load  
firmware through the microHAM router. It works sometimes, but this  
mechanism is not reliable for firmware load.

Dick, K6KR


Sent from my iPhone

On Feb 6, 2010, at 8:14 AM, W4CCS <w4ccs at w4ccs.com> wrote:

> Attempted to upload new firmware to the K3 this morning and got the  
> "MCU
> LD" error. Now the K3 is basically dumb. In the manual, it says to
> unplug the power for 5 seconds, Hold the power button for  
> approximately
> 10 seconds and then re-load the firmware.
>
> My problem is that I can no longer get the computer to talk to the K3
> and therefore cannot attempt a re-load.
>
> I'm using the Microham router software to talk to the K3 and this has
> been working great until now.
>
> Question, does the K3 keep the old settings (38400, 8, N, 1) or does  
> it
> resort back to the default settings which are ??
>
> I also tried a direct cable (straight and null modem) and cannot get  
> any
> communication to occur.
>
>
> I'm stuck until I get the K3 talking to the computer again..
>
> HELP..!!
>
> de W4CCS
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