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Re: [tracker2] OT USB: no more TX switching...

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  • F1MHV
    Unfortunately nothing to deal with smc components. Cyril
    Message 1 of 7 , Mar 19, 2013
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      Unfortunately nothing to deal with smc components.

      Cyril

      Le 19 mars 2013 à 20:47, Scott Miller <scott@...> a écrit :

      > Could be that Q2 is blown, then. Do you have the tools to replace it?
      >
      > Scott
      >
      > On 3/19/2013 12:19 PM, F1MHV wrote:
      >> Yes i did-it several times but it stays open while led is switching from green to red. Audio tones a present when dedicated buttons are on… i have probed connections between DB9 and printed board and all seems fine to me (PIN 3 & PIN 6).
      >>
      >> Cyril
      >>
      >> Le 19 mars 2013 à 19:05, Scott Miller <scott@...> a écrit :
      >>
      >>> You've checked PTT operation from the diagnostics screen?
      >>>
      >>> You should get continuity from PTT to ground when you press the button.
      >>>
      >>> Scott
      >>>
      >>> On 3/19/2013 11:00 AM, F1MHV wrote:
      >>>> Good day,
      >>>>
      >>>> I was checking the device for tomorrow inflight test when i found there
      >>>> was no more TX switching, with or without HT bypass: tested all
      >>>> connections up to Q2 which could be the problem but i can't probe
      >>>> further (limited equipment).
      >>>>
      >>>> Any suggestions?
      >>>>
      >>>> Cyril
      >>>
      >>>
      >>>
      >>> ------------------------------------
      >>>
      >>> Yahoo! Groups Links
      >>
      >>
      >>
      >> ------------------------------------
      >>
      >> Yahoo! Groups Links
      >
      >
      >
      > ------------------------------------
      >
      > Yahoo! Groups Links
      >
      >
      >
    • Scott Miller
      You re welcome to send it back here for repair. Was it working before? Scott
      Message 2 of 7 , Mar 19, 2013
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        You're welcome to send it back here for repair. Was it working before?

        Scott

        On 3/19/2013 1:26 PM, F1MHV wrote:
        > Unfortunately nothing to deal with smc components.
        >
        > Cyril
        >
        > Le 19 mars 2013 à 20:47, Scott Miller <scott@...
        > <mailto:scott%40opentrac.org>> a écrit :
        >
        > > Could be that Q2 is blown, then. Do you have the tools to replace it?
        > >
        > > Scott
        > >
        > > On 3/19/2013 12:19 PM, F1MHV wrote:
        > >> Yes i did-it several times but it stays open while led is switching
        > from green to red. Audio tones a present when dedicated buttons are on…
        > i have probed connections between DB9 and printed board and all seems
        > fine to me (PIN 3 & PIN 6).
        > >>
        > >> Cyril
        > >>
        > >> Le 19 mars 2013 à 19:05, Scott Miller <scott@...
        > <mailto:scott%40opentrac.org>> a écrit :
        > >>
        > >>> You've checked PTT operation from the diagnostics screen?
        > >>>
        > >>> You should get continuity from PTT to ground when you press the button.
        > >>>
        > >>> Scott
        > >>>
        > >>> On 3/19/2013 11:00 AM, F1MHV wrote:
        > >>>> Good day,
        > >>>>
        > >>>> I was checking the device for tomorrow inflight test when i found
        > there
        > >>>> was no more TX switching, with or without HT bypass: tested all
        > >>>> connections up to Q2 which could be the problem but i can't probe
        > >>>> further (limited equipment).
        > >>>>
        > >>>> Any suggestions?
        > >>>>
        > >>>> Cyril
        > >>>
        > >>>
        > >>>
        > >>> ------------------------------------
        > >>>
        > >>> Yahoo! Groups Links
        > >>
        > >>
        > >>
        > >> ------------------------------------
        > >>
        > >> Yahoo! Groups Links
        > >
        > >
        > >
        > > ------------------------------------
        > >
        > > Yahoo! Groups Links
        > >
        > >
        > >
        >
        >
      • F1MHV
        Yes, last time i did inflight test (march 9th) it was working and keying. I am in contact with Bodo to forward him… Cyril
        Message 3 of 7 , Mar 19, 2013
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          Yes, last time i did inflight test (march 9th) it was working and keying. I am in contact with Bodo to forward him…

          Cyril

          Le 19 mars 2013 à 21:33, Scott Miller a écrit :

          > You're welcome to send it back here for repair. Was it working before?
          >
          > Scott
          >
          > On 3/19/2013 1:26 PM, F1MHV wrote:
          >> Unfortunately nothing to deal with smc components.
          >>
          >> Cyril
          >>
          >> Le 19 mars 2013 à 20:47, Scott Miller <scott@...
          >> <mailto:scott%40opentrac.org>> a écrit :
          >>
          >>> Could be that Q2 is blown, then. Do you have the tools to replace it?
          >>>
          >>> Scott
          >>>
          >>> On 3/19/2013 12:19 PM, F1MHV wrote:
          >>>> Yes i did-it several times but it stays open while led is switching
          >> from green to red. Audio tones a present when dedicated buttons are on…
          >> i have probed connections between DB9 and printed board and all seems
          >> fine to me (PIN 3 & PIN 6).
          >>>>
          >>>> Cyril
          >>>>
          >>>> Le 19 mars 2013 à 19:05, Scott Miller <scott@...
          >> <mailto:scott%40opentrac.org>> a écrit :
          >>>>
          >>>>> You've checked PTT operation from the diagnostics screen?
          >>>>>
          >>>>> You should get continuity from PTT to ground when you press the button.
          >>>>>
          >>>>> Scott
          >>>>>
          >>>>> On 3/19/2013 11:00 AM, F1MHV wrote:
          >>>>>> Good day,
          >>>>>>
          >>>>>> I was checking the device for tomorrow inflight test when i found
          >> there
          >>>>>> was no more TX switching, with or without HT bypass: tested all
          >>>>>> connections up to Q2 which could be the problem but i can't probe
          >>>>>> further (limited equipment).
          >>>>>>
          >>>>>> Any suggestions?
          >>>>>>
          >>>>>> Cyril
          >>>>>
          >>>>>
          >>>>>
          >>>>> ------------------------------------
          >>>>>
          >>>>> Yahoo! Groups Links
          >>>>
          >>>>
          >>>>
          >>>> ------------------------------------
          >>>>
          >>>> Yahoo! Groups Links
          >>>
          >>>
          >>>
          >>> ------------------------------------
          >>>
          >>> Yahoo! Groups Links
          >>>
          >>>
          >>>
          >>
          >>
          >
          >
          >
          > ------------------------------------
          >
          > Yahoo! Groups Links
          >
          >
          >
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