[TechAssist] Re: Zenith SR2568S, module 9-1537B, No Vertical, Vert Section Schematic Needed

  • From: Bill Grabowski <bgrabowski@xxxxxxxxx>
  • To: techassist@xxxxxxxxxxxxx
  • Date: Wed, 04 May 2005 22:33:00 -0500

Did you try replacing the LA7838???

Bill Grabowski
triangle Appliance
Kenosha,WI  53142

Art Bevilacqua wrote:
> This set isn't worth spending much more time on:
> 
> Originally dead, there were multiple problems, bad cap in the power =
> supply,
> fuse, etc.
> 
> Now, it starts up, but has no vertical.
> 
> I've only got a similar schematic, with the same LA7838 IC, and all =
> voltages
> on that chip except the output voltages appear ok. There is no output
> voltage at all. The yoke seems ok (we've swapped it), I've resoldered =
> the
> vertical section, and checked all caps.
> 
> Sams doesn't list this model, would anyone have an idea, or a schematic =
> for
> the vertical section? Thanks, Art.
> 
> Arthur Bevilacqua
> Essex Radio & TV
> 40 Main St
> Essex, MA 01929
> 
> 
> 
> 
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-- 
*****************************
Bill Grabowski
Triangle Appliance
Kenosha,Wi 53142
262-694-6500
262-694-6523 fax
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