[TechAssist] Re: Zenith SJ2722LKS with a 9-1132c module "double image"

does this module use the infamous C2212 ???

Peggs

At 06:29 PM 1/4/06, al m wrote:
>What does the drive pulse at the drive transistor B look like?
>Al Marquardt
>ampm@xxxxxxx
>Al Marquardt Electronic Repair
>206 W Main
>Girardville Pa. 17935
>----- Original Message -----
>From: "STERLING PASHER" <spasher@xxxxxxxxxxxxx>
>To: <techassist@xxxxxxxxxxxxx>
>Sent: Wednesday, January 04, 2006 8:26 PM
>Subject: [TechAssist] Zenith SJ2722LKS with a 9-1132c module "double image"
>
>
> > Boys I got a real puzzler. I have a zenith that after it is on for a few
> > mins. it starts to have a second image that is about two inches to the
> > left
> > of normal. If I scope the horz. you can see a secondary spike on the
> > scope.
> > If I use coolant on the H/O transistor it will stop for awhile , but comes
> > back after 5-6 mins. I have changed H/O  (twice), the F/B, the yoke, all
> > high voltage caps,and ESR'ed all caps in horz and SMPS. I have also tried
> > cooling the rest of the module to no avail. Does anyone have any ideas on
> > this one? Its got me puzzled.
> >
> > Buck Pasher
> > Buck's TV
> > Gander Newfoundland
> > Canada
> > 709-256-7738 (Fax & Phone)
> >
> >
> >
> > 
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