[Elecraft] KDSP2 problem

Don Wilhelm w3fpr at earthlink.net
Sat Apr 21 08:17:09 EDT 2007


Mike,

If the KDSP2 seems to be working properly, I must ask about the 
possibility of the LED being reversed.

Shine a light on the top of the KDSP2 and look carefully at the LED - 
near the base you will find some reflective metal through the colored 
lens - there is a narrow wedge in that metal.  If the wedge points 
toward the connector, the LED is mounted correctly, but if it points 
toward the edge of the board, it is mounted backwards.

73,
Don W3FPR

Mike Geddes wrote:
> 
> Installed the KDSP2 module in my K2 this morning.  During initial 
> checkout, the LED light does not come on upon power up, or at any other 
> time. The other steps on the initial checkout (p.18) seem to be working 
> as specified. What does it mean when the LED does not come on?  Is there 
> any particular thing I should be checking or looking for?  Is it 
> possible that the module is defective?  I double checked the connections 
> to make sure the KDSP2 board was inserted into the control board jumpers 
> correctly, and that the DSPx module was inserted in the KDSP2 board 
> correctly.
> 
> Any suggestions are appreciated.
> 
> Tnx and 73,
> 
> Mike
> N4JX
> 
> 
> 
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