[TenTec] Orion II: nothing at startup

[Russ Straate]

Might also check the backup battery. 



On Nov 6, 2012, at 9:34 AM, Carl Moreschi <n4py3 at earthlink.net> wrote:

> Also, this could easily be caused by one of the pins on the cable behind the front panel not making good contact.  I have seen this many times on different Orion's and you can get almost any symptom from this.
> 
> Remove the front panel and remove all the connectors, spray them with a good contact cleaner, then plug and unplug them several times.  That has fixed several Orion's lately.
> 
> Carl Moreschi N4PY
> 121 Little Bell Dr.
> Hays, NC 28635
> www.n4py.com
> 
> On 11/6/2012 9:37 AM, Robert Mcgraw wrote:
>> Most likely on the power distribution board and the -20V not coming up.
>> Likely cause, filter caps need replacement.  I suggest using the same
>> value of MFD and Voltage but go to 105 degree C rated components.
>> 
>> Your power up and then down and then back up and it works is the key to
>> the target issue.
>> 
>> 73
>> Bob, K4TAX
>> 
>> 
>> 
>>> Several times in the past few days my O2 (firmware 3.028) has had no
>>> transmit output, and no audio output except faint background hiss, when
>>> I first turn it on. The paddles produce a nice sidetone, but neither the
>>> Orion's nor the antenna tuner's meter moves.
>>> 
>>> So far, at least, switching the Orion's power off and then back on has
>>> restored operability (e.g., the tuner's meter shows forward power 115w
>>> on 80m CW). I just checked the power supply (it's on the floor under the
>>> desk) and found its meter showing 13v --- lower than I thought but not
>>> likely the source of this problem. Obviously I'd rather not have to rely
>>> on the off-on "fix." Any suggestions?
>>> 
>>> --
>>> John K3GHH
>>> 
>>> _______________________________________________
>>> TenTec mailing list
>>> TenTec at contesting.com
>>> http://lists.contesting.com/mailman/listinfo/tentec
>> 
>> 
>> _______________________________________________
>> TenTec mailing list
>> TenTec at contesting.com
>> http://lists.contesting.com/mailman/listinfo/tentec
> _______________________________________________
> TenTec mailing list
> TenTec at contesting.com
> http://lists.contesting.com/mailman/listinfo/tentec