[TenTec] Orion problems

Tue Sep 26 17:04:18 EDT 2017

It is heat sensitive.  Try freeze mist.

On Sep 26, 2017 4:45 PM, "Steve" <sswhite at mchsi.com> wrote:

> OK, luck ran out.  No more receive for some reason.  I had it running and
> came in from the shop all happy and proud and when I went back out about
> 45 minutes later it had stopped receiving and I have not made it receive
> since.  BUT, I did find a guy who has a spare Logic board that he is
> sending me.  It is in unknown condition so it may be no better....
>
> Steve  NU0P
>
> -----Original Message-----
> From: TenTec [mailto:tentec-bounces at contesting.com] On Behalf Of Barry
> N1EU
> Sent: Tuesday, September 26, 2017 12:44 PM
> To: Discussion of Ten-Tec Equipment <tentec at contesting.com>
> Subject: Re: [TenTec] Orion problems
>
> Sounds good, continued luck Steve!
>
> Barry N1EU
>
> On Tue, Sep 26, 2017 at 1:19 PM, Steve <sswhite at mchsi.com> wrote:
>
> > Some progress...It receives now!!!!   You ask what did I do....
> >
> > 1. Resoldered the CPLD and DSP chips.
> > 2 Carefully cleaned the flux off of them and closely inspected them
> > with eye loop, found little hair like things across several leads and
> > also on the mutipin connectors.
> > 3. At first this made no difference using real old ver 1 software that
> > I had installed yesterday 4.  Loaded up the latest Ver3 software and
> > could see that it loaded correctly and I had DSP software loaded
> > correctly  ( big step forward) but still no audio or reception.
> > 5. Followed very closely to the letter the re boot procedure and it
> > worked!!  Had audio and could hear stuff on 20M ssb but still a few
> > issues.
> > 6 Reloaded the software again and careful to follow the reboot and it
> > worked.
> > 7 Went to button up the front panel to the case and it quit working????
> > Darn
> > 8 . Tried restart/reboot and now the front panel is attached to the
> > case and radio working on Rx anyway...
> >
> > So I will let it cook for awhile and see what give.  I am not a fan of
> > all the connectors in this radio and not sure they area all seating
> > correctly...Connectors like this are bad and easily lead to
> > funkyfailures.
> >
> > Will let you guys know of anything else  I am going to get a new
> > battery just in case the one I have is weak although it checks good..
> >
> > Steve NU0P  Fingers crossed
> >
> >
> >
> > -----Original Message-----
> > From: TenTec [mailto:tentec-bounces at contesting.com] On Behalf Of Barry
> > N1EU
> > Sent: Tuesday, September 26, 2017 9:56 AM
> > To: Discussion of Ten-Tec Equipment <tentec at contesting.com>
> > Subject: Re: [TenTec] Orion problems
> >
> > FWIW, the Orion seems more prone to strange internal connectivity
> > failures of one sort or another than the Orion II.
> >
> > Barry N1EU
> >
> > On Tue, Sep 26, 2017 at 10:48 AM, Barry N1EU <barry.n1eu at gmail.com>
> > wrote:
> >
> > > This issue reminds me of a conversation on the Yahoo Groups Orion
> > > group back on Feb. 16, 2014 called "Boot Failure on Orion 1",
> > > initiated by
> > > WB2NMI:  https://groups.yahoo.com/neo/groups/orion565/conversations/
> > > topics/9941
> > >
> > > I think the jist of it was intermittent logic board connections and
> > > the PCB needed some resoldering and he enlisted the help of Arek
> AC2FC.
> > >
> > > Barry N1EU
> > >
> > >
> > >
> > > On Tue, Sep 26, 2017 at 9:28 AM, Steve <sswhite at mchsi.com> wrote:
> > >
> > >> One thing to remember is that I get  no audio at all out.  I can
> > >> turn up both main and sub rx's gain and still get no audio.  On my
> > >> Omni II I can disconnect the antenna and turn the audio and hear at
> > >> least rushing noise.  There is a clue here I bet. Back to the
> radio...
> > >>
> > >> Steve
> > >>
> > >> -----Original Message-----
> > >> From: TenTec [mailto:tentec-bounces at contesting.com] On Behalf Of
> > >> Steve
> > >> Sent: Tuesday, September 26, 2017 8:12 AM
> > >> To: 'Discussion of Ten-Tec Equipment' <tentec at contesting.com>
> > >> Subject: Re: [TenTec] Orion problems
> > >>
> > >> Voltages are good at the A( board but I will scope them this
> morning.
> >
> > >> It has been recapped.  I checked the input to the Logic card of the
> > >> both the main and sub receivers and can see them when I apply a
> > >> 14.250 Mhz signal to the input.  However, the Sub Rx input level is
> > >> quite a bit higher than the main Rx input level.
> > >>
> > >> I too am trying to find the signal path thru the logic board to
> > >> find out why the boot sequence will not see the V2 mod.  The V2 Mod
> > >> is one wire and two cuts.  I have checked it and the mod is there
> > >> and
> > correct.  .
> > >> Probably should follow the signal path from the mod to the DSP's.
> > >> The previous owner told me he woke up one morning and the radio
> > >> would no longer work...
> > >>
> > >> Steve NU0P
> > >>
> > >> -----Original Message-----
> > >> From: TenTec [mailto:tentec-bounces at contesting.com] On Behalf Of
> > >> Jeff
> > >> (W4DD)
> > >> Sent: Tuesday, September 26, 2017 4:53 AM
> > >> To: Discussion of Ten-Tec Equipment <tentec at contesting.com>
> > >> Subject: Re: [TenTec] Orion problems
> > >>
> > >> I would start by confirming voltages on the A9 board.  Also scope
> > them.
> > >>
> > >> Then confirm they are getting to the dsp's.
> > >>
> > >> As I recall, the v2 mod is a single strap, but don't recall the
> > details.
> > >> I would focus on why the cpu can't read the strap.  I'll try take a
> > >> look at the schematic tonight.
> > >>
> > >> Not sure if anyone has ever pubished the boot sequence but that
> > >> would be handy.
> > >>
> > >> On Sep 25, 2017 11:57 PM, "Steve" <sswhite at mchsi.com> wrote:
> > >>
> > >> The A9 board has been updated.  Since there is output from the rcvr
> > >> to the Logic board and no audio out of any kind it makes me wonder
> > >> about the DSP and CODECS on that board.  I went and loaded Ver 1
> > >> software but that made no difference either.
> > >>
> > >> Steve
> > >>
> > >> -----Original Message-----
> > >> From: TenTec [mailto:tentec-bounces at contesting.com] On Behalf Of
> > >> Peter Frenning [OZ1PIF]
> > >> Sent: Monday, September 25, 2017 5:15 PM
> > >> To: Discussion of Ten-Tec Equipment <tentec at contesting.com>; Steve
> > >> <sswhite at mchsi.com>
> > >> Subject: Re: [TenTec] Orion problems
> > >>
> > >> Den 25-09-2017 kl. 22:31 skrev Steve:
> > >> > Orion 1..Battery is good too...I wonder if I can put a 14 Khz
> > >> > unmodulated signal into the DSP input  (J20) and find out if the
> > >> > whole DSP chain is working..
> > >> >
> > >> > Steve
> > >> Has anybody suggested checking out the A9 board? Any of a whole box
> > >> of Gremlins can emerge from troubles there. When mine (O2) started
> > >> acting erratically I updated the thre 470uF electrolics to lower
> > >> ESR/higher temp ones, and all my troubles went away, many other
> > >> similar experiences has been related here over time.
> > >>
> > >> --
> > >> Vy 73 de OZ1PIF/5Q2M, Peter
> > >>
> > >> ******************************************
> > >> ** The day Microsoft makes something    **
> > >> ** that doesn't suck is probably the    **
> > >> ** day they start making vacuum         **
> > >> ** cleaners !                           **
> > >> **              -- Anonymous Wise Guy   **
> > >> ******************************************
> > >> email: peter(no-spam filler)@frenning.dk
> > >> http://www.frenning.dk/oz1pif.htm Ph. +45 4619 3239/ +45 2332 9464
> > >> Snailmail:
> > >> Peter Frenning
> > >> Ternevej 23
> > >> DK-4130 Viby Sj.
> > >> Denmark
> > >> ******************************************
> > >>
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