[TechAssist] Samsung Model TXK2754 chassis KS2A

  • From: Alvin Rose <ajroseca@xxxxxxxxxxxxxxx>
  • To: techassist@xxxxxxxxxxxxx
  • Date: Tue, 16 Mar 2004 16:25:37 -0800

Hi Guys
We have a Samsung KS2A chassis which runs ok for
an hour or so...then it goes into a white line..a complete
loss of vertical sweep..checked the electrolytics in the output
checks ok..This set uses a la7845 ic which is not listed in NTE
for cross reference...looks like an electrolytic or the ic is shorting..
Any sub for this IC?
.If it is turned off for ten minutes it will come on ok for 30 minutes 
or more.
checked circuit board for bad soldering...but ok...
anyone have this problem..any help would be appreciated
Alvin Rose
Radio & Tv Centre
Marystown, Nl



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