Sounds like the perfect place for the application of a quarter drop of
DeoxIT by Cramolin per pin before the exercising of the connectors.
73, Jerry, K0CQ
On Tue, 2010-02-23 at 21:56 -0500, Martin Ewing wrote:
> I received the following from Paul at TenTec in July '08. I manipulated the
> J8 connector (straightened the pins and sanded them a bit - even though I
> could see nothing wrong). That seems to have cured the problem for me.
> ----------------------
>
> Orion Intermittent RIT
>
> Some Orion owners have complained about an intermittent RIT control. Ten-Tec
> Service has never been able to confirm an intermittent RIT control on the
> repair bench. An Orion owner has reported that he has solved the
> intermittent RIT in his Orion. The Orion owner believes the intermittent RIT
> is caused by bent pins on the logic board.
>
> The fix is as follows:
>
> 1.
>
> Please refer to: *
> http://www.rfsquared.com/index.php?s=file_download&id=22* Beginning with
> STEP 1, Disassemble the Orion and stop when STEP 8 is completed.
> 2.
>
> Locate J8 on the logic board. J8 is located near the edge of the logic
> board between one of the ribbon cables and the 2 large chokes that are near
> one edge of the board. Pin one is closest to the edge of the board and is
> marked with a number 1 silk screened on the board. Locate pins 11 & 12 by
> counting pins beginning with pin 1.
> 3.
>
> Check the alignment of pins 11 & 12. If Pins 11 & 12 are not aligned with
> remaining pins in J8, gently bend the pins toward the edge of the board
> until pins are aligned.
> 4.
>
> Again refer to *http://www.rfsquared.com/index.php?s=file_download&id=2*.
> Reassemble the Orion by beginning at STEP 13.
>
> ------------------
>
> I hope the file comes through OK. If not, I will forward it to you directly
> on request.
>
> 73 Martin AA6E
>
>
>
> On Tue, Feb 23, 2010 at 9:49 PM, Ron Castro <ronc@sonic.net> wrote:
>
> > Barry:
> >
> > The connector that has been mentioned that caused the problem can be seen
> > in
> > the picture on page 4 of the Orion (565) V2 Logic Mod. It's the connector
> > marked A. I checked the straightness of all of the pins and slightly bent
> > the ones the original post mentioned but found the 'fix' only worked for a
> > short time. I opened the radio again and found a connector on the same
> > board that was not connected to a ribbon cable, but rather connected two
> > board together. I very carefully 'massaged' the boards to exercise the
> > connector pins and that fixed the problem for good! It's probably been a
> > year since I did that and no further problems.
> >
> >
> > Ron N6IE
> > www.N6IE.com
> >
> > ----- Original Message -----
> > From: "Barry N1EU" <barry.n1eu@gmail.com>
> > To: "Discussion of Ten-Tec Equipment" <tentec@contesting.com>; "Orion565"
> > <orion565@yahoogroups.com>
> > Sent: Tuesday, February 23, 2010 5:57 PM
> > Subject: [TenTec] Orion RIT encoder
> >
> >
> > > Could someone please post the info on the temporary fix for a
> > > non-functioning Orion RIT encoder that involved pressing on the bezel
> > > around the display? I looked on the Ten-Tec wiki but couldn't find
> > > this fix described.
> > >
> > > Thanks & 73,
> > > Barry N1EU
> > > _______________________________________________
> > > TenTec mailing list
> > > TenTec@contesting.com
> > > http://lists.contesting.com/mailman/listinfo/tentec
> > >
> >
> > _______________________________________________
> > TenTec mailing list
> > TenTec@contesting.com
> > http://lists.contesting.com/mailman/listinfo/tentec
> >
>
>
>
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