[TechAssist] Re: Samsung Model TXK2754 chassis KS2A
- From: Alvin Rose <ajroseca@xxxxxxxxxxxxxxx>
- To: techassist@xxxxxxxxxxxxx
- Date: Tue, 16 Mar 2004 19:22:23 -0800
Hi Ken
Yes I tried cold spray but it did not correct the white line
when it occurs..Do you think it might be the IC..I have the
latest NTE cross and It was not listed..The IC is a LA7845
In this unit.
Alvin
gulftech@xxxxxxxx wrote:
>Alvin,
>
>My NTE guide lists that as an NTE7167.
>
>Have you tried cold spray?
>
>HTH,
>
>
>Ken Smith
>Gulf Technical Services
>3034 Gulf Breeze Parkway
>Gulf Breeze, FL 32563
>850-934-8324 (Voice) 850-932-0819 (Fax)
>
>
>On Tue, 16 Mar 2004 16:25:37 -0800 Alvin Rose <ajroseca@xxxxxxxxxxxxxxx>
>writes:
>
>
>>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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