[Elecraft] Kdsp2 Problems

[Neal Campbell and Sarah Ferrell]

Thanks Lyle,

Its not RTC is just dashes and any AFIL setting is 'not installed' so I 
will check point 6.

I will let you know!


On Mar 4, 2005, at 11:41 PM, Lyle Johnson wrote:

> Hello Neal,
>
> > I cannot get the initializing led to flicker on my kdsp2.
> > When I do the voltage checks, I really cannot make sense\
> > of it, versus the schematic.
> > Any clues?
>
> Here are a couple of things to try:
>
> 1) Turn the K2 on.
>
> 2) Be sure the rtc menu item is on, per page 18 of the KDSP2 manual.
>
> 3) Turn the K2 off.
>
> 4) Turn the K2 on again, then press AFIL (hold the XFIL button rather 
> than tap it).  Depending on mode, you should see CF1, CF2, or SF1, 
> SF2, etc. on the display.
>
> 5) If you get the expected CFsomething, SFsomething, or RFsomething 
> (depending on mode) then U1 is operating properly and the DSPx may be 
> at fault.
>
> 6) If you see "not inst" then it means the K2 and U1 are not 
> communicating. This is not a DSPx problem.  It is most likely an 
> auxbus issue, and I'd carefully double check the 2N3906 location on 
> the KDSP2.
>
> Let me know...
>
> 73,
>
> Lyle KK7P
>