[TechAssist] Re: Toshiba PTV Mod P48E61, Chassis TAC9550 Convergence Prob.

Also check for two or more small value resistors that open


At 07:15 AM 1/31/2003 -0500, you wrote:

>This set uses STK392-110, one for RGB vertical and one for RGB horizontal
>That is the most likely failure point, although I attempted several years
>back to replace the op amps on the Digital convergence board on 1 or 2 units
>(RARE repair!!). Whatta pain that was--multi layer connections.
>  Eventually had to replace digital convergence board U701 -Board # PB5514.
>Part # 23704186. (3 different boards for different models)
>
>I don't expect you to have to replace this board, but you have the info,
>just in case.
>
>Damon Brunger
>Telrad Electronic Services
>Ft Wayne, IN 46815
>
>----- Original Message -----
>From: "Peter W. Blakeman" <pwblakeman@xxxxxxxx>
>To: <techassist@xxxxxxxxxxxxx>
>Sent: Thursday, January 30, 2003 10:57 PM
>Subject: [TechAssist] Toshiba PTV Mod P48E61, Chassis TAC9550 Convergence
>Prob.
>
>
> >
> > This set is out of convergence on the lower half of the screen. Is this
> > most likely the convergence amps?
> > If so, can someone give me the part# for these? I don.t have any service
> > info on this set.
> > TIA,
> > Peter Blakeman
> > Blakeman Electronics
> > Tyler, Tx
> >
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James M. Knoble
2303 Pleasant Valley Road
Fairmont, WV 26554

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