Good detective work! Let us know if that is ultimately the problem.
----- Original Message -----
From: "John T. Fleming" <W3GQJ@embarqmail.com>
To: "'Discussion of Ten-Tec Equipment'" <firstname.lastname@example.org>
Sent: Friday, July 11, 2008 1:11 PM
Subject: [TenTec] Orion I RIT/XIT problem
>I have a theory on the Orion XIT/RIT problem. I now think the problem is
> with the ribbon cable that is connected to J2B in drawing 81917_3.PDF in
> designator A8. I traced through the encoder for the XIT/RIT and see that
> is indicated as ENC6A and B. That is ENA_A6_1 and ENA_A6_2 on J2B. When
> thought reheating the encoder pins cured the problem, actually I was
> the cable. I don't know if Ten-Tec makes these cables, but I am wondering
> is there may have been a bad batch of connectors. My serial number is
> 06C10363. I wonder what other serial numbers are having the same problem.
> I bought my Orion 9-16-03.
> To try to confirm this problem, I have removed the case from my Orion and
> only have 2 screws on the top and 1 screw on each end of the front panel.
> Now it the control quits again, I plan to carefully remove the screws and
> just move the front ever so slightly. If the control works again, I am
> going to get a replacement cable and see it the problem is finally
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