[Elecraft] External Display Freezes after Delay

[John Simmons]

Do you suppose it is RF related? Have you tried very low output power 
and/or a dummy load? Possibly a bad coax connector?

73,
-John NI0K

brenntl wrote on 12/9/2018 8:54 AM:
> I have a nuisance issue with the P3 and an external display. When I apply
> 13.8VDC to the K3 and P3 simultaneously (P3 POWER button must be pushed to
> turn on the P3), the external display displays the image first followed by
> the image on the P3. This all appears to be normal operation.
> Thirty seconds after the image appears on the external display, the display
> image freezes and remains frozen and the image on the P3 remains normal. If
> I then turn the P3 POWER BUTTON off for a few seconds and then turn it back
> on, the image reappears and remains working on the P3 and the external
> monitor until I power the whole system down. This sequence of events is very
> repeatable, including the time it takes the external display to freeze, and
> has done this since I first built the P3.
> I have had the same result with 2 different displays. Reloading and
> installing the latest P3 and SVGA firmware has no effect and nothing changes
> from that described above. It does not make any difference whether I have
> the display power on before turning on the P3 or after. I have searched
> posts and found nothing on this specific problem.
>
> CONDITIONS:
> K3 FW: MCU Ver 5.64
> P3 FW: MCU Ver 1.60
> P3 Options: SVGA installed running Ver 1.34
> P3 Ext. display resolution: 1280 X 1024
>
> Terry Brenn, N1ACI
>
>
>
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