[TechAssist] Re: Orion STV2750 Hot HOT

Hi corey see if there is an electro cap in the B+ to the driver
transformer
if so change it may help keep the hot cool..Eric

Corey Brazell wrote:
> 
> Hi all,
>     I'm working on an Orion STV2750 television. Originally had a shorted HOT 
> and R440 (2.7K 5w), which supplies voltage to the driver transformer, had 
> increased to 3.6k ohms. Replaced with original parts, and now the set will 
> run with a great picture, but after a few minutes, when I touch the heatsink 
> that the HOT is mounted on it is very warm. It seems much warmer than other 
> brands of TVs. I've checked the waveforms at the HOT and they are OK with no 
> extra ringing or distortion. There is a regulator mounted on the other side 
> of this heatsink, and I am wondering of these two parts together are causing 
> this heat. Does anybody have any experience with these newer Orion TVs?
> Thanks in advance,
> Corey Brazell
> Audio Video Electronics
> 12169 SC Hwy 121
> Newberry SC 29108
> 
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