[TechAssist] Re: (((2nd Post - Toshiba PTV)))
- From: "Bil Green" <tv.vcrrepair@xxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Tue, 28 Aug 2001 15:42:46 -0700
Thanks Phillip,
I saw that at the Toshiba tech site also. Hard to
know which part usually causes this (highly
intermittent) as the reports vary from solder all
the connectors (and twist the contacts to make
better connections) to replace the digital conv
module.
Bil
----- Original Message -----
From: "Phillip R. Hull" <phil245@xxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Tuesday, August 28, 2001 1:29 PM
Subject: [TechAssist] Re: (((2nd Post - Toshiba PTV)))
>
> 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
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> > >
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> >
> >
>
> Help make your TechAssist online repair tips
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