my Orion I has a fading display….LED illumination going south? if so, what is
the easiest/cheapest fix?
> On Dec 16, 2016, at 8:40 AM, Dukes HiFi <dukeshifi@comcast.net> wrote:
>
> The Orion 1 had LED illumination, one of the first Ham radios to do so,
>
> I have never needed to open an Orion 2 display but I doubt that Ten Tec would
> have stepped backwards this far unless they had a good reason.
>
> Perhaps so, though, since Orion 2’s did not use the white pair of wires
> going from the power distribution board, the one that provided power for the
> LED control circuit. If the O2 display had on board high voltage generation
> on the CPU board (or on the display panel itself), that would obviate the
> need for this white cable.
>
> It is possible Ten Tec was not able to find a color LCD that used LED
> illuminators. If this was the case, then the LCD panel in use must have its
> own on-board high voltage generator because the 566 schematic does not show
> one and the LCD PWM driver from the 565 is missing from the 566. Thus it is
> highly probable that the color display has its voltage generator on-board.
>
> The person who found and repaired this gave us (myself at least) some very
> valuable information and did a great repair!
>
> Gary
>
> W0DVN
>
>
>> On Dec 16, 2016, at 7:02 AM, Bob K8IA via TenTec <tentec@contesting.com
>> <mailto:tentec@contesting.com>> wrote:
>>
>> Steve,
>>
>> This is in the Orion II. I dont believe the Orion is a cfl backlit display.
>> Others should verify. Tnx.
>>
>>
>> 73, Bob K8IA
>> Arizona Outlaws Contest Club
>>
>> <div>-------- Original message --------</div><div>From: Steve Ellington
>> <steven4lq@gmail.com <mailto:steven4lq@gmail.com>
>> <mailto:steven4lq@gmail.com <mailto:steven4lq@gmail.com>>>
>> </div><div>Date:12/16/2016 5:40 AM (GMT-07:00) </div><div>To: Discussion of
>> Ten-Tec Equipment <tentec@contesting.com <mailto:tentec@contesting.com>
>> <mailto:tentec@contesting.com <mailto:tentec@contesting.com>>>
>> </div><div>Cc: BobK8IA@aol.com <mailto:BobK8IA@aol.com>
>> <mailto:BobK8IA@aol.com <mailto:BobK8IA@aol.com>> </div><div>Subject: Re:
>> [TenTec] Orion II Black Screen - Successful Repair </div><div>
>> </div>1,800 volts in an Orion!!! Better watch where you poke around!
>>
>> That board would be a good item for Orion owners to stock up on.
>>
>> On Thu, Dec 15, 2016 at 6:30 PM, bobk8ia--- via TenTec <
>> tentec@contesting.com <mailto:tentec@contesting.com>
>> <mailto:tentec@contesting.com <mailto:tentec@contesting.com>>> wrote:
>>
>>>
>>> This is a follow up to my email below from 24 October 2016.
>>>
>>> As of 12/14/16, my Orion II is successfully repaired now, thanks to good
>>> friend Kevin W9CF. What had failed was some component(s) on the 12v to
>>> 1800v
>>> inverter board that powers the cfl backlight.
>>>
>>> A new inverter board (TDK CXA-L0612A-VJL which is DigiKey part #
>>> 445-1619-ND; about $23) has the radio up and running like new.
>>>
>>> http://www.digikey.com/product-detail/en/tdk-corporation/CXA-L0612A-VJL/
>>> <http://www.digikey.com/product-detail/en/tdk-corporation/CXA-L0612A-VJL/>
>>> 445-
>>> 1619-ND/652720
>>>
>>> Thought some of you real techies would like to know this. Thanks to those
>>> of you that responded to me directly.
>>>
>>> 73, Bob K8IA
>>> Arizona Outlaws Contest Club
>>>
>>> -----------------------
>>>
>>>
>>> In a message dated 10/24/2016 8:15:20 A.M. US Mountain Standard Time,
>>> BobK8IA@aol.com writes:
>>>
>>> Gents;
>>>
>>> I am getting ready for our annual Multi-Two N7AT fun in CQWW SSB, this
>>> weekend. One of the op positions my Orion II. I turned the Orion II on
>>> and no
>>> screen appeared, just blank/black. The radio appears to be functioning
>>> fine
>>> but no screen. It does not appear to be power supply related.
>>>
>>> It worked fine two days ago (and generally trouble free since 2006 when I
>>> bought it new). Latest firmware 3.033xe installed and RX-366. Battery was
>>> recently replaced.
>>>
>>> Any guidance you can give me. The radio is contest-unusable as is.
>>>
>>> TNX.
>>>
>>> 73, Bob K8IA
>>> Arizona Outlaws Contest Club
>>>
>>>
>>> _______________________________________________
>>> TenTec mailing list
>>> TenTec@contesting.com
>>> http://lists.contesting.com/mailman/listinfo/tentec
>>>
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