[TechAssist] Re: (((2nd Post - Toshiba PTV)))
- From: "Phillip R. Hull" <phil245@xxxxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Tue, 28 Aug 2001 16:29:34 -0400
Try replacing C7768 and C7773 they can cause this problem
Phillip R Hull
phil245@xxxxxxxxxxxxx
----- Original Message -----
From: "Robert Herring" <supertek66@xxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Tuesday, August 28, 2001 2:10 PM
Subject: [TechAssist] Re: (((2nd Post - Toshiba PTV)))
>
> Bil,
> I have had some intermittent convergence problems with red which turned
out
> to be yoke.
> the blue and green yokes are the same except the connector if you want to
> swap them for testing
> Robert
> supertek66@xxxxxxxxxxx
> robert_herring@xxxxxxxx
> H&H Electronics Inc
> Dallas,Tx. 75233
> ----- Original Message -----
> From: "Bil Green" <tv.vcrrepair@xxxxxxxxxxx>
> To: ".Techassist" <techassist@xxxxxxxxxxxxx>
> Sent: Monday, August 27, 2001 4:40 PM
> Subject: [TechAssist] (((2nd Post - Toshiba PTV)))
>
>
> >
> > Toshiba TP50F50 (or any set using a digital
> > convergence module)
> > 1996 PTV
> > Both STK392-110 chips replaced
> >
> > In a 10 minute period I saw the convergence go
> > bad in 3 different ways! First the red jumps way
> > over to the left for two seconds.
> >
> > Then the convergence became bad all over
> > and the bottom of the raster was bent in (only
> > some colors actually bent in).
> >
> > The picture was good when in between symptoms.
> >
> > Then the convergence went bad again - similar to
> > the second symptom. Has anyone found the
> > digital convergence module to cause this? I
> > already replaced both STK392-110 chips and
> > resoldered the module pins on the PC board.
> >
> > Thanks,
> >
> > Bil
> >
> >
> > Help make your TechAssist online repair tips
> > database better! Submit your fixes here:
> > http://www.circuitwork.com/techassist/tip/#tips
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> >
> Help make your TechAssist online repair tips
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>
>
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