[TechAssist] Re: PTK195 - Black Bar in Picture??
- From: "Danny Garris" <dgarris@xxxxxxxxxxx>
- To: techassist@xxxxxxxxxxxxx
- Date: Fri, 01 Jul 2005 17:43:59 -0400
I meant to say R14705 NOT R14507 Gesh!......... Long Day! (Grin)
Danny Garris
Garris TV
New bern, NC
dgarris@xxxxxxxxxxx
>From: "Danny Garris" <dgarris@xxxxxxxxxxx>
>Reply-To: techassist@xxxxxxxxxxxxx
>To: techassist@xxxxxxxxxxxxx
>Subject: [TechAssist] Re: PTK195 - Black Bar in Picture??
>Date: Fri, 01 Jul 2005 17:40:01 -0400
>
>When I spray Coolant spray on R14507 (1 ohm) the picture clears up to
>normal. So I have put another 1 ohm precision resistor in and I am running
>the set to see what happens.
>
>Danny Garris
>Garris Radio & TV
>New Bern, NC
>dgarris@xxxxxxxxxxx
>
>
> >From: "John Conti" <contitv@xxxxxxxxxxx>
> >Reply-To: techassist@xxxxxxxxxxxxx
> >To: techassist@xxxxxxxxxxxxx
> >Subject: [TechAssist] Re: PTK195 - Black Bar in Picture??
> >Date: Fri, 01 Jul 2005 15:56:10 -0500
> >
> >Danny I had the same problem and had to replace U16201 the t-chip p/n
> >241266
> >also check the condition of r 14507
> >
> >John
> >Conti, TV
> > >From: "Danny Garris" <dgarris@xxxxxxxxxxx>
> > >Reply-To: techassist@xxxxxxxxxxxxx
> > >To: techassist@xxxxxxxxxxxxx
> > >Subject: [TechAssist] PTK195 - Black Bar in Picture??
> > >Date: Fri, 01 Jul 2005 16:21:40 -0400
> > >
> > >What: 52" Big Screen TV
> > >Make: RCA
> > >Model: P52820BL
> > >Chassis: PTK195DB
> > >
> > >Problem: After 25 min warm-up the picture will have (1) "Black bar"
> >appear
> > >in the screen and slowing moves from bottom to center of picture. This
> > >vertical (going from left to right) "black bar" is about 2-3" tall and
> > >would
> > >appear at the bottom of screen and slowly move up to the center of the
> > >screen.
> > >
> > >Yesterday I looked up this type problem on my WINStips program and I
> >found
> > >a
> > >tip that suggested replacing R14705 (1.0 ohm) (1/4 W) I replaced this
> > >resistor and now after warm up I have (2) "black-bars" appear in the
> > >picture
> > >after warm up.
> > >
> > >Anyone seen this problem?
> > >
> > >Danny Garris
> > >Garris Radio & TV
> > >New Bern, NC
> > >dgarris@xxxxxxxxxxx
> > >
> > >
> >
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