[Elecraft] KX3 S/N 2294 doen't start

[Holger Doerschel]

Dear Larry,

I separated the top and bottom cover. No change. I removed the 
connections. No change except now the relay clicking of the KXAT3 
doesn't occur.



regards
Holger - DL9HDA



Am 03.11.2012 23:15, schrieb Larry Phillips K4PIC:
> Hello Holger. I had the exact same problem that you describe having 
> with your KX3. I separated the two halves of the KX3 and applied power 
> and everything powered up normally with
> the display. I then put the two halves back together (power removed 
> from the KX3) only far enough that the 4 retaining screws could hold 
> them together. There is about a 1/4 inch gap
> along the top of the KX3 now. Everything still works normally and I 
> figure the gap at the top can provide some ventilation for the circuit 
> boards.
> I think that when the two halves are completely pressed together that 
> something is being shorted out which results in the problem we both 
> experienced. Try separating the two halves and
> then apply power to see if the KX3 powers up normally. If it does then 
> attach the two halves as I describe above and see if everything 
> remains OK.
> Good Luck and my 73.
> Larry K4PIC
>
>
> On Sat, Nov 3, 2012 at 4:03 PM, Holger Doerschel <dl9hda at dl9hda.de 
> <mailto:dl9hda at dl9hda.de>> wrote:
>
>     Hi, just assembled the Kit S/N 2294 with KXAT3 and KXFL3. No problems
>     during assembly. I used anti static wristband and mat.
>
>     Tried 12V battery and linear power supply. While pressing BAND-
>     and ATU
>     TUNE the four LED light up. After releasing the buttons the LEDs
>     switch
>     off and the display backlight turns on. That's all. No display, no
>     message,s no sound. Nothing. And the KX3 won't switch off.
>
>
>     Any suggestions?
>
>
>     regards
>     Holger - DL9HDA
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