[TechAssist] Re: Sharp 27F630..Brightness change
- From: peggs <peggs@xxxxxxxxxxxxx>
- To: techassist@xxxxxxxxxxxxx, techassist@xxxxxxxxxxxxx
- Date: Mon, 24 Jan 2005 11:15:02 -0800
resolder any stand-up PCB's, and Jungle IC
Peggs
At 08:41 AM 1/24/05, Phil Bader wrote:
>I would closely monitor the main regulator B+. That may be sagging
>during scene changes due to the different current draws. Suspect main V.
>regulator IC and associated electrolytic caps.
>Phil Bader
>
>Valley TV wrote:
>
> >
> >Happy Monday everyone!
> >
> >Sharp 27F630 has a great picture but the brightness suddenly changes whe= n
> >scenes change. Monitored G2 voltage and there was no change when it=
> >suddenly happened.
> >
> >Anyone run into this problem before? I couldn't remove the set tod= ay
> >because it was in a nursing home and I had no "loaner" with me for all t= he
> >people.
> >
> >
> >
> >TIA
> >
> >Gary
> >
> >Valley TV- Drums, Pa office
> >
> >
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>--
>
>Philip Bader
>Jan Phyl TV Inc. (estab. 1976)
>3420 Recker Hwy. Winter Haven, Fl. 33880
>Fax (863) 299-8821
>email: tjanphyl@xxxxxxxxxxxxxxx
>
>
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