[TechAssist] Re: TV Panasonic PC-20T49R with bad regulation.
- From: Eric Manuel <tvman@xxxxxxxxxxxxxxx>
- To: techassist@xxxxxxxxxxxxx
- Date: Sat, 20 Oct 2001 07:39:57 -0230
Hi Patrick replace the str 30130 it causes a lot of weird problems
they are cheap to buy..also replace any electro caps off the output
pin#4 Eric
Patrick Fugere wrote:
>
> Hi all,
>
> I have a TV Panasonic PC-20T49R with bad voltage regulation.
> the brighter the image gets the more I see the retrace lines and the video
> looses h-size, PIN and quality. My B+ varies up to 10V. I replaced
> capacitors in the power supply and on the B+ line and nothing. When I
> isolate the HT, still varies.
>
> I suspecting the PS regulator STR 30130.
> Am I suspecting the right thing. I do not have this part stock and don't
> want to buy it for nothing.
> Or should I be looking in the secondary of the PS.
>
> Any help appreciated.
>
> Pat Fugere
> F u j i s t i c s
> Montreal ,Canada
> p_fugere@xxxxxxxxxxxx
>
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