[TechAssist] Re: One last plea...Orion TV2501..press power, retrace, then shuts off.

  • From: "George" <grndmstrg@xxxxxxxxxxxx>
  • To: <techassist@xxxxxxxxxxxxx>
  • Date: Tue, 19 Aug 2003 16:34:21 -0700

Barry,
Out of curiosity why would you use a HV probe to measure the screen (G2)
voltage?

George
Afana Electronics
Moreno Valley, CA

----- Original Message -----
From: "Barry Thompson" <barrystv@xxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Tuesday, August 19, 2003 3:46 PM
Subject: [TechAssist] Re: One last plea...Orion TV2501..press power,
retrace, then shuts off.


> Did you check the crt for shorts? Did you use a HV probe to check the
> screen?
> barrystv@xxxxxxx
> Barrys TV
> 613 224 3406
> Ottawa.Canada.
> ----- Original Message -----
> From: "Intrepid Video Support" <support@xxxxxxxxxxxxxxxxxx>
> To: "Techassist" <techassist@xxxxxxxxxxxxx>
> Sent: Tuesday, August 19, 2003 5:08 PM
> Subject: [TechAssist] One last plea...Orion TV2501..press power, retrace,
> then shuts off.
>
>
> > This unit came in with no picture. I checked the G2 on the CRT
board....0.
> When I pulled the G2 lead to
> > check the voltage, it wasn't present, when I replaced the lead, the set
> started to work and has worked
> > ever since.
> > Only problem now, is when I press power, there is retrace lines
> momentarily, less than a second, before
> > the set shuts down.
> > The only thing I can catch, is the RGB cathodes drop to 20vdc, then to
> 40vdc which is where they stay for
> > standby.
> > G2 acts no differently..until the power is gone. I've checked components
> in the ABL circuit thinking the
> > problem may be there and they check OK.
> > I'm ready to send this set home the way it is, unless someone gives me
one
> last hope, here....thank you.
> >
> >
> > Jeff Dougherty
> > Intrepid Video TV/VCR
> > 263 S Front St
> > Steelton PA 17113
> > fax...717-564-4952
> > www.intrepid-video.com www.tech-repair.net
> >
> >
>
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