[TechAssist] Re: Samsung Model TXK2754 chassis KS2A
- From: Alvin Rose <ajroseca@xxxxxxxxxxxxxxx>
- To: techassist@xxxxxxxxxxxxx
- Date: Tue, 16 Mar 2004 19:56:08 -0800
Hi Jeff
Tried freeze spray but it would not correct
the problem...I have a schematic now so I
will solve the problem pdq..hopefully..
alvin
Shoreline Electronics wrote:
>Did you try some freeze spray?
>
>=================================
>Jeff Stielau
>Shoreline Electronics Repair
>344 East Main Street
>Clinton,CT 06413
>(860)399-1861
>(860)664-3535 FAX
>jstielau@xxxxxxxx
>=================================
>----- Original Message -----
>From: "Alvin Rose" <ajroseca@xxxxxxxxxxxxxxx>
>To: <techassist@xxxxxxxxxxxxx>
>Sent: Tuesday, March 16, 2004 7:25 PM
>Subject: [TechAssist] Samsung Model TXK2754 chassis KS2A
>
>
>
>
>>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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