[TechAssist] Re: Toshiba TP50F50. Intermittent loss of convergance

  • From: "Phillip R. Hull" <phil245@xxxxxxxxxxxxx>
  • To: <techassist@xxxxxxxxxxxxx>
  • Date: Fri, 6 Jun 2003 10:16:16 -0400

Add C7773 470/50v To Marked Location, Front Left,  and Change C7768 From .01
Uf To .1uf, Located Fronte Center Of Digital Convergence Upright Board .
Applies To E Line Also
Per Winstips
Art Gemsberg

Phillip R Hull     STET
phil245@xxxxxxxxxxxxx
FAX 517--569-3075
----- Original Message ----- 
From: "Myers TV" <myerstv@xxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Friday, June 06, 2003 7:41 AM
Subject: [TechAssist] Toshiba TP50F50. Intermittent loss of convergance


> Hi,
>
> This Toshiba PTV is driving me nuts. Periodically, we will lose all
> convergance for about 2 seconds, then it will pop back in.
>
> The convergance is not just shifting, the correction is tatally
> disappearing.
>
> I've changed both convergance outputs; all the electrolytics in the + / -
> power suplies, C7768, and most recently, I've reflowed the ground
> connections on the Digital convergance module. I'm about to try tracking
> down a replacement for the Digital Convergance Module.
>
> Any ideas, or suggestions would be appreciated.
>
> John Myers
> Myers TV Service Co.    Since 1984
> Alliance, OH
> Voice: 330-821-6545
> myerstv@xxxxxxxx
> http://members.ebay.com/aboutme/tvguy07/
>
>
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