[TechAssist] Re: Sony KV32FS12, shuts down with 4 blinks. UPDATE & FIX

Ken, I`ve got the same set on the bench with the flyback ticking, the
vertical
output in mine is STV9379 and does not look like it`s ever been changed ,
Larry E

Larry Eastman
American TV & Electronics
Crystal River, Fl. 34428
----- Original Message -----
From: <gulftech@xxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Thursday, April 07, 2005 2:24 PM
Subject: [TechAssist] Re: Sony KV32FS12, shuts down with 4 blinks. UPDATE &
FIX


> I found an STV9379 on a junk chassis.  Replaced IC502.  Unit works fine.
>
> According to the data sheets, the FA should have worked.  It did not.
>
>
> On Thu, 7 Apr 2005 12:11:28 -0500 gulftech@xxxxxxxx writes:
> > Techs,
> >
> > This set belongs to the shop.  Would like to fix.  When powered on,
> > hear
> > high voltage for a second, LED blinks 3 times, relay click, then LED
> > blinks 4 times over and over as long as power cord remains plugged
> > in.
> >
> > The following components have been replaced:
> >
> >         Regulator IC601/STRF6656/874901448
> >         CRT Driver IC702/TDA6108JF/875956243
> >         Vertical output IC502/STV9379*
> >
> > *  I notice in the bag of old parts replaced that IC502 is an
> > STV9379.
> > The one in the set is an STV9379FA.  I find that Tritronics also
> > lists a
> > STV9379A.  Do not know which actually belongs in the set (would
> > assume
> > the STV9379).  The tech that worked on it has moved away.  Wouldn't
> > remember anyway.
> >
> > Which IC belongs for the vertical output?  Are they interchangeable?
> >  The
> > Tritronics website does not list IC502 for that model and I do not
> > have a
> > schematic.
> >
> > Am I missing something else?
> >
> > TIA,
> >
> >
> > Kenneth Smith
> > Gulf Technical Services
> > 3034 Gulf Breeze Parkway
> > Gulf Breeze, FL  32563
> > 850-934-8324 (Voice) 850-932-0819 (Fax)
> >
> -------------------------------------------------------------------------
> ----
> > This Email List is Public. Remove:
> > http://www.tech-assist.org/remove.htm
> > Lost Password: http://www.tech-assist.org  and select "Login
> > Problems?".
> > Email Archives: http://www.freelists.org/archives/techassist/
> >
> >
> --------------------------------------------------------------------------
---
> This Email List is Public. Remove: http://www.tech-assist.org/remove.htm
> Lost Password: http://www.tech-assist.org  and select "Login Problems?".
> Email Archives: http://www.freelists.org/archives/techassist/
>
>


-----------------------------------------------------------------------------
This Email List is Public. Remove: http://www.tech-assist.org/remove.htm
Lost Password: http://www.tech-assist.org  and select "Login Problems?".
Email Archives: http://www.freelists.org/archives/techassist/

Other related posts: