[TechAssist] Re: Toshiba 43H71 repeat vertical failure
- From: peggs <peggs@xxxxxxxxxxxxx>
- To: techassist@xxxxxxxxxxxxx,"Tech Assist" <techassist@xxxxxxxxxxxxx>
- Date: Tue, 08 Jun 2004 15:16:04 -0700
you didn't mention checking capacitors in the vertical circuit.
What about the Yoke,can you Ring it ???
Peggs
At 12:31 PM 6/8/04, Ohio Consumer Electronics wrote:
>Set came in with no vertical deflection. Replaced LA7833 and it looked fine.
>About three weeks later it's back with same problem. I put in a new LA7833
>and it blew immediately! I couldn't find any other problem so I figured
>maybe a bad new part so replaced it again and it worked ok this time. Ran a
>bit hot after a while but that's normal with these newer cost reduced
>designs. I sent it home. Well 1 week later and it's back again! Same
>problem. Customer said it played all day the day before but today it played
>only 10 minutes and went out. The LA7833 would not have been that hot after
>only 10 minutes so I don't think it's a thermal problem - that and the fact
>that one blew right away. I can't find any bad connections anywhere. I
>really need some help with this one, the customers been pretty good about it
>so far but I think this may be my last chance to get it right...
>I'll appreciate any tips/suggestions - Thanks Much!
>
>Joel Jacobs
>Ohio Consumer Electronics
>Pickerington, Ohio
>
>
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