[TenTec] Orion RIT encoder

[Dr. Gerald N. Johnson]

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 at 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 at gmail.com>
> > To: "Discussion of Ten-Tec Equipment" <tentec at contesting.com>; "Orion565"
> > <orion565 at 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 at contesting.com
> > > http://lists.contesting.com/mailman/listinfo/tentec
> > >
> >
> > _______________________________________________
> > TenTec mailing list
> > TenTec at contesting.com
> > http://lists.contesting.com/mailman/listinfo/tentec
> >
> 
> 
>