[TechAssist] Re: RCA PTV178L2, FIXED, horizontal lines in picture, tearing at the sides.TIP

  • From: "tvservice" <tvservice@xxxxxxxxxxxxx>
  • To: <techassist@xxxxxxxxxxxxx>
  • Date: Mon, 23 Aug 2004 14:18:33 -0500

Look carefully to be sure not a CRT coolant leak
Robert
tvservice@xxxxxxxxxxxxx
H & H Electronics Inc

----- Original Message ----- 
From: "Kevin" <kevintv@xxxxxxx>
To: "TECH-ASSIST" <techassist@xxxxxxxxxxxxx>
Sent: Monday, August 23, 2004 1:45 PM
Subject: [TechAssist] RCA PTV178L2, FIXED, horizontal lines in picture,
tearing at the sides.TIP


> This 52" PROJO had horizontal lines in picture, with tearing at the
> sides.  There was also a small 'horizontal' noise when the lines were
> present.  I followed the noise to the deflection board and found black
> liquid goop on the solder side underneath C4807.  I went to the
> component side and found C4807, a yellow .22M100 capacitor, held on by
> only one leg.  The other leg had been eaten away by the black goop,
> which I am guessing was silicone used to keep C4807 from vibrating.  I
> cleaned up the board and replaced C4807 (no silicone this time) and now
> there are no more lines or noise.
>
> Kevin Wilks
> Kevin's TV & Video Repair
> Penticton BC Canada
> kevintv@xxxxxxx
>
>
>
>
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