[TechAssist] Re: Sony PTV KP53HS10 intermittent loss of green crt and brite red raster
- From: "Shoreline Electronics" <jstielau@xxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Fri, 17 Jan 2003 08:09:47 -0500
WOW ! Your waving a screw drive to see if it will arc! WOW!
I take you have never been zapped by the 2nd anode ! Let me tell you
...your fingers & arm will go numb!
Been there , done that ! Only ONCE! And never again! I saw stars!
I would use a HV probe in the future to try what you are attempting
==========================
Jeff Stielau
Shoreline Electronics Repair
125 Beech Tree Lane
Westbrook, CT 06498
860-399-1861
860-664-3535 (fax)
jstielau@xxxxxxxx
==========================
"If you push something hard enough it will fall over."
Fudd's First Law of Opposition - Sir Sidney Fudd
----- Original Message -----
From: <tvservice@xxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Thursday, January 16, 2003 2:41 PM
Subject: [TechAssist] Re: Sony PTV KP53HS10 intermittent loss of green crt
and brite red raster
>
> Bob or anyone on group,
> I readjusted G2 controls, that has stopped the green from blanking out and
> the red from getting bright. I hear aloud pop as if the anode leads may be
> arcing but can't find, tried waving my screwdriver near anode boots and
> around flyback but wouldn't arc only pops maybe 2-3 times in a day.
> Could this still be G2/focus control block?
> Also I have jail bar lines on the left, suspect cap on B+ to Hor output.
> Would you agree?
> Robert
> tvservice@xxxxxxxxxxxxx
> H & H Electronics Inc
>
> ----- Original Message -----
> From: "Gemini Computer & TV" <geminitv@xxxxxxxxxxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Wednesday, January 08, 2003 12:58 PM
> Subject: [TechAssist] Re: Sony PTV KP53HS10 intermittent loss of green crt
> and brite red raster
>
>
> >
> > That sounds like it may be a defective focus/screen block. I do lots of
> Sony
> > and have replaced a few but not for that exact symptom.
> >
> > Bob Waterman, CET® #RI-28
> > Master Technician License #9109
> > Service Manager
> > Gemini Computer, TV, & Security Alarms
> > (508)695-7302
> > (508)695-7769 FAX
> > geminitv@xxxxxxxxxxxxxxxx
> > geminitv@xxxxxxx
> >
> > ----- Original Message -----
> > From: "tvservice" <tvservice@xxxxxxxxxxxxxxxxxxx>
> > To: "Tech-Assist" <techassist@xxxxxxxxxxxxx>
> > Sent: Wednesday, January 08, 2003 11:05 AM
> > Subject: [TechAssist] Sony PTV KP53HS10 intermittent loss of green crt
and
> > brite red raster
> >
> >
> > >
> > > Any sony experts on list,
> > > picked up this unit on call yesterday, no schematic, unfamiliar with
> Sony
> > > PTV.
> > > After on @ 10 minutes loses green raster filimants OK, +185 volt on
> > cathode
> > > while this tube is out red will intermittently get very brite can see
> > faint
> > > video in background. Green will intermittently flash back on for 3-4
> times
> > > at1 second intervals same time red will go normal.
> > > does not appear to be loose connections.
> > > Is this gonna be a dog!!
> > > any knowledgable help appreciated.
> > > Robert
> > > tvservice@xxxxxxxxxxxxxxxxxxx
> > > H & H Electronics Inc
> > >
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