[TechAssist] Re: Sharp 27U-F810 G2 Voltage
- From: peggs <peggs@xxxxxxxxxxxxx>
- To: techassist@xxxxxxxxxxxxx, <techassist@xxxxxxxxxxxxx>
- Date: Fri, 25 Feb 2005 16:04:10 -0800
Tapping the front of the Tube,(screwdriver handle or rubber mallet)
gives no sign of any re-occurance,but I'm gonna let it play today,and
fire it up cold Monday.
thanks,
Peggs
At 01:40 PM 2/25/05, Bob@Bobs tv wrote:
>Peggs,
> I would try that set a few times on/off before it leaves, to see if
>it shorts out again..
>Bob,
>
>Bobs TV Worcester, ma
>
>woodman1@xxxxxxxx
>
>Main 508-853-1482
>Fax 508-853-1480
>----- Original Message -----
>From: "peggs" <peggs@xxxxxxxxxxxxx>
>To: <techassist@xxxxxxxxxxxxx>; <techassist@xxxxxxxxxxxxx>
>Sent: Friday, February 25, 2005 6:35 PM
>Subject: [TechAssist] Re: Sharp 27U-F810 G2 Voltage
>
>
> > Discharging Anode to Focus pin corrected the problem,although I had to
> > discharge
> > the Anode to BOTH focus pins.
> > Adjusting both Focus Controls,and the G2, leaves a 'like-new' picture
> >
> > Peggs
> >
> >
> > At 01:53 PM 2/25/05, peggs wrote:
> > >G2 Voltage is being pulled down by the Pix Tube.......or the Fly can't
> > >handle the load of the Tube.
> > >G2 Voltage is app. 2v with CRT PCB connected,and app. 350v with CRT PCB
> > >disconnected.
> > >G2 voltage is adjustable either way.
> > >G2 pin does not measure any leakage to ground.
> > >
> > >I'm thinking of trying the RCA/GE Focus/Screen tube problem trick by
> > >(with CRT PCB disconnected) ground the G2 pin,unplug the set and
>discharge
> > >Anode onto the Focus pin(s). Although there is no leakage between the G2
> > >pin and the Focus
> > >pin(s) either.
> > >
> > >Suggestions ???
> > >
> > >
> > >Peggs
> > >Peggs' Electronics
> > >1519 West 2nd Street
> > >Owensboro,KY 42301
> > >270-926-4968
> > >fax 270-686-7399
> > >peggs@xxxxxxxxxxxxx
> > >
> > >--
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