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Re: T2-135 appears to have failed

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  • jmg.1961
    Thanks Scott, that did it. The board is operating again. Started testing again. Mike N3MUY
    Message 1 of 3 , Oct 11, 2011
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      Thanks Scott, that did it.
      The board is operating again.
      Started testing again.

      Mike
      N3MUY


      --- In tracker2@yahoogroups.com, Scott Miller <scott@...> wrote:
      >
      > Sounds like maybe the firmware was corrupted somehow. Turn it off,
      > start otwincfg, disable turbo mode, click 'connect', and then turn on
      > the radio and make sure it's in data mode. That should get you a prompt
      > to upload new firmware.
      >
      > Sometimes the wiring inside the DR-135, from the T2 board to the rear
      > DB9, is a little flaky and it doesn't handle high speed data very well.
      > Disabling turbo mode usually fixes that.
      >
      > Scott
      >
      > On 10/9/2011 5:28 PM, jmg.1961 wrote:
      > > I just purchased a T2-135 last week and installed it in my DR-135. It
      > > was working well up through this afternoon.
      > >
      > > I have been logging data on my computer from the serial port and this
      > > evening I noticed that the T2-135 was no longer reporting data and it
      > > did not respond to the keyboard. I tried taking the radio in and out of
      > > data mode and cycling power but it no longer responded. I just got some
      > > garbage characters when I first enabled it.
      > >
      > > I took the bottom cover off the radio and observed that as soon as the
      > > radio was put in data mode the red and green LEDs started flashing
      > > continuously about twice per second.
      > >
      > > I removed the T2-135 from the radio and connected an external T2 and
      > > that still works fine.
      > >
      > > It looks like the T2-135 has died.
      > >
      > > Anything else I could try?
      > >
      > >
      >
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