[TechAssist] Re: Magnavox FP5230W104

i also mentioned Scoping the Video Signal to each tube.
is it possible for you to swap a couple around,say swap blue and red Video 
Signal drives TO the CRT"S ???

Peggs

At 09:15 PM 2/28/05, peggs wrote:
>And your G2/Screen controls will not increase your Green and Blue ??? (you
>DID say all voltages on the CRT PCB's were good ???)
>
>Peggs
>
>
>At 04:10 PM 2/28/05, Paul wrote:
> >I have taken the lens off of all the crts. I can see the phosphor coating
> >on the face of the tube just fine there is nothing growing in the coolant
> >of the red and green crts.and the snowy raster is clear when turned on.
> >There are some traces of algae in the blue coolant, but I have seen worse
> >without causing the symptom that I have. I am going to take the fluid out
> >of blue crt and clean it. That will confirm one way or the other whether
> >the amount of contamination is causing the problem or not.
> >
> >
> >Gary Pahls <bec@xxxxxxxxx> wrote:
> >Seen this a thousand times, it's always the fluid. Take the screen off,
> >look directly into the tubes with a flashlight and the set off, if the fluid
> >is not clear then it's contaminated. Compare the left or Blue tube (looking
> >at it from the front) to the right or red tube, they should look the same.
> >You can't always tell with the green tube because most of them have tinted
> >lenses.
> >
> >Gary Pahls
> >Beloit Entertainment Center
> >bec@xxxxxxxxx
> >----- Original Message -----
> >From: "Paul"
> >To:
> >Sent: Monday, February 28, 2005 3:15 PM
> >Subject: [TechAssist] Magnavox FP5230W104
> >
> >
> > > I posted this a week or so ago. It has very dim green and blue and very
> >bright red crts. I have replaced the green crt bd with the red bd and it is
> >still very dim. Checked the voltages on the crt bd that are marked and they
> >are all normal. Adjusting screen controls has no effect. Could use pdf of
> >main board. Most every thing is on it, or the crt generic part number.
> > > Don't work on many of these but this main board looks a lot like one
> >that I worked on a year or so ago that Magnavox wanted $700.00 for. No, I
> >didn't buy it, I repaired it.
> > >
> >Paul
> > >
> > > Paul ,B
> > > Central TV&Video
> > > 911W Grand Ave
> > > Grover Beach Ca.
> > > (805)481-8084
> > >
> > >
> > > 
> --------------------------------------------------------------------------
> >---
> > > Lost Password:
> > > http://www.tech-assist.org and select "Login Problems?".
> > > Email Archives:
> > > http://www.freelists.org/archives/techassist/
> >
> >
> >
> >
> >------------------------------------------------------------------------- 
> ----
> >Lost Password:
> >http://www.tech-assist.org and select "Login Problems?".
> >Email Archives:
> >http://www.freelists.org/archives/techassist/
> >
> >
> >Paul ,B
> >Central TV&Video
> >911W Grand Ave
> >Grover Beach Ca.
> >(805)481-8084
> >
> >
> >------------------------------------------------------------------------- 
> ----
> >Lost Password:
> >http://www.tech-assist.org  and select "Login Problems?".
> >Email Archives:
> >http://www.freelists.org/archives/techassist/
>
>--
>This message has been scanned by the OMU Online postini filter.
>
>
>-----------------------------------------------------------------------------
>Lost Password:
>http://www.tech-assist.org  and select "Login Problems?".
>Email Archives:
>http://www.freelists.org/archives/techassist/

--
This message has been scanned by the OMU Online postini filter.


-----------------------------------------------------------------------------
Lost Password:
http://www.tech-assist.org  and select "Login Problems?".
Email Archives:
http://www.freelists.org/archives/techassist/

Other related posts: