[time-nuts] TAPR Oncore M12+ kit
Dave Mallery
dave.mallery at gmail.com
Thu Apr 6 22:43:24 UTC 2017
... an hour later... of course, the power was reversed!!! positive now
pin 8 on the DB9 going to the mobo.
perhaps i should go back to writing software!
suitably humiliated.
73
dave - k5en
On Thu, Apr 6, 2017 at 1:55 PM, Dave Mallery <dave.mallery at gmail.com> wrote:
> hi
>
> after carefully crafting the suggested db9mf cable (with 16vdc on 7 & 8+)
> i powered up, but no green led...
>
> the db9 to chassis seems ok. but am still engaged. there is no voltage
> across the backup battery (the holder seems slightly bent).
>
> the lack of a schematic for the mobo is a big problem. any documentation
> on the 10-pin interconnect to the m12 would be nice.
>
> i guess this is what you call a slow start...
>
> 73
>
> dave - k5en
>
> On Thu, Apr 6, 2017 at 11:49 AM, Dan Rae <danrae at verizon.net> wrote:
>
>> Worth looking closely at these if you've bought one. On mine, apart from
>> the connector to the DB9 being pulled off and some pins bent, which I could
>> fix, there are two tiny SM ceramic caps that have been knocked off the M12
>> GPS board, both hanging by one of the detached PC traces. This I may be
>> able to fix, but I'm not certain obviously :^)
>>
>> Dan - ac6ao
>>
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>
>
>
> --
> Dave Mallery, K5EN (ubuntu linux 16-10)
> PO Box 15 Ophir, OR 97464
>
> linux counter #64628 (since 1997)
>
>
>
>
--
Dave Mallery, K5EN (ubuntu linux 16-10)
PO Box 15 Ophir, OR 97464
linux counter #64628 (since 1997)
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