[TenTec] Tentec 585 PLL

[Barry N1EU]

There is no service manual.  There is only one manual, the user's manual.

There is some supplementary information provided by various users over the
years at http://tentecwiki.org/doku.php?id=585

Barry N1EU

On Wed, Sep 6, 2017 at 8:04 AM, Rod Greene via TenTec <tentec at contesting.com
> wrote:

> Vic,
> Three questions:
> 1. Where can I obtain a complete Service Manual for the 585 as you suggest
> below? The W7FG Manuals might be a possibility? If anyone has a copy I
> could purchase please let me know.
> 2. Who does complete alignments? I looked at the procedure on the Wiki and
> it looks a little beyond me. Does anyone know if Tec Tec Service does this?
> 3. How do I identify the Major and Minor Loop boards?
>
> Thanks again for you help! 73, Rod/w7zrc
>
>       From: Vic Klein via TenTec <tentec at contesting.com>
>  To: tentec at contesting.com
> Cc: Vic Klein <vhklein at ptd.net>
>  Sent: Wednesday, September 6, 2017 4:07 AM
>  Subject: Re: [TenTec] Tentec 585 PLL
>
> Solder problems on the Major and Minor Loop boards are probably the most
> common problem with Paragons, which can result in a problem with the PLL.
> If
> the problem is on every band then it is probably the minor loop board, if
> it
> is confined to a couple of bands then it probably is the major loop board.
> The problem is most likely caused by bad solder connections. Often you can
> get a quick fix by just reheating the connections on the RF circuit area of
> the board indicated in the problem, but my experience is that this will be
> a
> temporary fix. The best is to remove the offending solder using a
> solder-sucker or similar and resolder those connections with fresh
> material.
> Since doing that I have gone years without an issue with the PLL failing to
> lock or becoming unstable.
>
>
>
> The boards are pretty easy to access and remove. One has a shield soldered
> on the entire bottom, but even that is not too bad to deal with. Be sure
> you
> have the complete owner's manual, which also includes detailed service
> information, circuit diagrams, and pictures for each of the boards.
>
>
>
> =Vic=
>
> WA4THR
>
>
>
> ------------------------------------------------------------
> ----------------
> ---------------------
>
>
>
>
> To:
>
> "Tentec at Contesting.com <mailto:Tentec%40Contesting.com> "
> <Tentec at Contesting.com <mailto:Tentec%40Contesting.com> >
>
>
> Subject:
>
> [TenTec] Tentec 585.
>
>
> From:
>
> Robin Lentz <robinlentz1 at hotmail.com <mailto:robinlentz1%40hotmail.com> >
>
>
> Reply-to:
>
> Discussion of Ten-Tec Equipment <tentec at contesting.com
> <mailto:tentec%40contesting.com> >
>
>
> Date:
>
> Tue, 5 Sep 2017 13:57:50 +0000
>
>
> List-post:
>
> <mailto:tentec at contesting.com>
>
>
> Good morning.  I have a Tentec 585 which I have enjoyed using for years.
> In
>
>
> recent times it has developed a problem with the phase lock loop not
> wanting
> to
>
> lock.  At first I could leave the rig on for a few minutes and pll would
> lock.
>
> Now I can run the rig all day and pll will not lock most of the time.  Any
>
> suggestions on how to cure this problem?  Thanks and 73 de WA4NLF
>
>
>
>
>
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