[TechAssist] Fw: Zenith TV (SM2771S) NO video retrace lines bright screen !
- From: "Bruce Tiedeman" <btied@xxxxxxxxxxxx>
- To: "Techassist@xxxxxxxxxxxxx" <techassist@xxxxxxxxxxxxx>
- Date: Fri, 15 Nov 2002 10:25:29 -0500
> Fellow Tech's,
>
> Zenith SM2771S No video. (9-1447) Print needed.
>
> Hope some one can share a partial print, of video section. I am working
off
> a print for a SL 2767 and is close but not the same. I have a video signal
> to the Q1200 but from there can't follow. I have replaced the video
> processor IC, LA 7672 still same problem. This schematic shows video to
pin
> 42 of the mentioned IC but there is none , Suspect video transistor.
>
> thanks
> Bruce
>
> B&T Electronics
> 139 Margaret St
> Sarnia Ontario
> Canada
> N7T 2Y3
> (519) 344-1850
> btied@xxxxxxxxxxxx
>
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