[TechAssist] Re: Toshiba TP48D90 Picture Zooms In/Out

Sounds like a power supply problem to me.  Check the main B+ for
fluctuation.
Phillip R Hull     STET
phil245@xxxxxxxxxxxxx
FAX 517--569-3075
Professional Technicians only
----- Original Message ----- 
From: "Shoreline Electronics" <jstielau@xxxxxxxx>
To: "Tech Assist" <techassist@xxxxxxxxxxxxx>
Sent: Tuesday, September 30, 2003 2:21 PM
Subject: SPAM: [TechAssist] Toshiba TP48D90 Picture Zooms In/Out


>
> Make : Toshiba
> Model : TP48D90
> Problem : Interesting problem.....Picture will zoom out a few inches
> intermittently on all 4 sides...almost like a zoom/magnify function.May do
> it slowly or real fast in a fluttering type effect.  Not vibration
> sensitive..tapping on the chassis has no effect
>
> Convergence stays solid when this happens.  Changed the STK's to be sure
as
> the green parameters effect entire image.
>
> Pulled the 3 chassis boards and went over real well....only a couple
> marginal connections.
>
> Any bulletins or notes that may apply?
>
> =================================
> Jeff Stielau
> Shoreline Electronics Repair
> 344 East Main Street
> Clinton,CT 06413
> (860)399-1861
> (860)664-3535 FAX
> jstielau@xxxxxxxx
> =================================
>
>
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