[TechAssist] Re: Sony KP61XBR38 repeat STK converg. IC failure
- From: "Shoreline Electronics" <jstielau@xxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Thu, 7 Oct 2004 10:31:09 -0400
Probably just a bad batch of STKS...or poor heatsink thermal transfer. They
do run quite hot
=================================
Jeff Stielau
Shoreline Electronics Repair
344 East Main Street
Clinton,CT 06413
(860)399-1861
(860)664-3535 FAX
jstielau@xxxxxxxx
=================================
----- Original Message -----
From: "Larry E" <videotech@xxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Thursday, October 07, 2004 10:16 AM
Subject: [TechAssist] Sony KP61XBR38 repeat STK converg. IC failure
> Hi Guys, Went out on this Sony projo yesterday, customer showed me
> receipts that
> she has had the STK4278`s changed twice in this set almost exactly one
> year apart,
> picture has the usual vertical bow and misconvergence. I checked my
> notes and have
> nothing on this set for repeat convergence problems, all the resistors
> check good,
> solder is good on bottom of board, no dark burnt areas on the board, The
> only thing
> I can see wrong is the price the shop in Tennessee charged her for the
> STK`s one
> year ago, $32.00 each, this seems a very low price for OEM Sony parts so
> they
> might be generics and there just not holding up???? Anybody got any tips
> or prior
> experience with this problem ? tia, Larry E
> Larry Eastman
> American TV & Electronics
> Crystal River, Fl. 34428
>
>
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