[TechAssist] Re: Sanyo DS25580 Short horz output

  • From: armando guerra <birdie@xxxxxxxxxxxxx>
  • To: techassist@xxxxxxxxxxxxx
  • Date: Wed, 22 Jun 2005 17:54:13 -0700

I use the 1880's on most sanyo's and they hold up pretty good.Make sure that you
also resolder the horiz.driver transformer.You may have a regulation
problem.Check R607 and R610.I don't have the manual but I think they should be
about 12 ohms \2w.
Mando
Birdie's TV & Electronics
Casa  Grande, AZ

Shaun wrote:

> This set came in dead customer said it was lightning. I found Q402 (D1879)
> shorted and main fuse open. I replaced Q402 with a D1555, the set played for
> about 5 hours then Q402 shorted again. I checked C408 (1 uf 160 volt) and it
> was good but I will replace it this time anyway. I don't see any other
> problems. Does anyone think the new D1555 is a bad sub for this application?
> When it shorted I felt it with my finger and it was very hot! tia
>
> Shaun
>
> Advanced Electronics
> 224 West Riverview Ave.
> Fort Morgan, CO 80701
>
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