[TechAssist] Re: 1997 Samsung 27" pulls in on right side. HOT gets HOT.
- From: Eric Manuel <tvman@xxxxxxxxxxxxxxx>
- To: techassist@xxxxxxxxxxxxx
- Date: Fri, 17 Jun 2005 20:13:37 -0230
Hi Chris there is an 18V ZENER iN SMPS it maybe leaky do you have the
print to find it..eric
Eric
E M Electronics
Deer Lake Nfld
Canada
tvman@xxxxxxxxxxxxxxx
Christopher Barnak wrote:
> Just wondering if in Samsung Techs can help out.
>
> I have a Samsung Model TXB2735.
>
> Came in dead. Found HVT and HOT bad, and also coil L453 burned.
>
> Changed them all with OEM parts. Now set fires up, but picture pulls in
> on right side. It varies with
> video content. Also turning up the screen or brigthness causes the
> same effect.
> The H.O.T. runs very hot, and I can't leave it on more than about 5
> mins for fear of
> H.o.t. failure. Does it with generic flyback and Samsung flyback,
> although the Samsung
> flyback appears to be a generic also as the mounting holes are missing.
>
>
> The set acts like the HVT circuit can't deliver the power needed. And
> scan derived
> voltages go down when the screen control is turned up. I substiturd B+
> voltages
> and tested every thing I can, everything appears ok.
>
> Has anyone seen anything like this. It's a 1997 27" Samsung ??????
>
>
>
>
>
>
> Christopher Barnak, CET
> Norfolk Public Schools
> Electronics Maintenace
> 966 Bellmore Ave.
> Norfolk, Va. 23504
>
> Phone 757 628 3385
> Fax 757 628 3392
> cbarnak@xxxxxxxxxxxxx
>
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