[RFI] Samsung TV strange RFI problem
Larry Benko
xxw0qe at comcast.net
Sat Jul 25 08:27:28 PDT 2009
Gerry,
BEFORE doing any of the things that Jim has suggested (which are a very
good methodical way to solve problems with your TV and components) I
would do the following. Turn on the TV and then either take the
batteries out of the remote control or move it out in the backyard or
somewhere too far away to operate the TV and then transmit. It would be
shame to find out that the problem was RF getting into the remote which
was then bringing up the menu on the TV. I really doubt this is the
problem but since it is so easy to try I would do it first just in case.
73, Larry, W0QE
Jim Brown wrote:
> On Sat, 25 Jul 2009 00:20:10 -0400, Gerry wrote:
>
>
>> I removed her componenet cables and tried HDMI with no luck. Other than AC
>> and HDMI no other cables go to the TV. I think it may have happened with all
>> the cables off but I'd have to check that agian.
>>
>
> Gerry,
>
> 1) Remove ALL the cables (except the power cable) and see if you have the problem.
> If you do, proceed to step 2. At this point, there should be no antenna, no cable
> TV, no audio outputs, no video inputs or outputs.
>
> 2) Study my RFI tutorial and use it as a guide to wind a toroidal choke on the
> power cord tuned to 20M. If that doesn't help, take the TV back for a refund.
> It's a shielding problem, and you'll never fix it.
>
> 3) If the choke on the power cable fixes it with no other cables attached (or if
> there's no interference with only the power cord), start adding other cables one
> at a time that you need to make the set functional the way you want it. If the
> problem returns, that cable is acting as a receive antenna, so add a choke to it.
>
> The tutorial is at http://audiosystemsgroup.com/RFI-Ham.pdf
>
> 73,
>
> Jim Brown K9YC
>
>
>
>
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