[TechAssist] Re: Sanyo DS27630 shorting horz output
- From: "Shaun" <ssroark@xxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Sat, 11 May 2002 20:47:27 -0600
The b+ is 128vdc which I assume is close because it has a STR30130
regulator.
Shaun
Advanced Electronics
Fort Morgan, CO 80701
(970)867-3124
ssroark@xxxxxxxx
----- Original Message -----
From: "Frank Luu" <fkluu@xxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Saturday, May 11, 2002 10:40 AM
Subject: [TechAssist] Re: Sanyo DS27630 shorting horz output
>
>
> What is the B+ voltage? If it too high it will kill
> HOT again.
> Frank
>
> --- Shaun <ssroark@xxxxxxxx> wrote:
> >
> > This Sanyo DS27630 came in with a shorted horz.
> > output and R608 and R610
> > burned and open. When all parts replaced unit played
> > for about 1 hour then
> > shorted the horz. output again and blew the fuse
> > this time. I replaced it
> > again and checked again for and cold solder joints
> > and measured the base of
> > the horz. output (D1555) and it was
> > (-0.03vdc) and after about 10
> > minutes it was starting to get hot to the touch. I
> > do not have a schematic
> > so I am shooting in the dark. I also replaced the 1
> > uf 160 cap off of the
> > horz. driver transformer. Any help would really br
> > great.
> >
> > Shaun
> > Advanced Electronics
> > Fort Morgan, CO 80701
> > (970)867-3124
> > ssroark@xxxxxxxx
> >
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