[TechAssist] Re: Mitsubishi Proj. Model VS-50501A. 3 color "blue, pink, yellow" steaks (looks like crayon marks) in the middle of the screen.

  • From: "Damon" <DamonEB@xxxxxxxxxxx>
  • To: <techassist@xxxxxxxxxxxxx>
  • Date: Fri, 10 Mar 2006 06:03:00 -0500

Oh , that's ABSOLUTELY 3 -CRTs with the phosphor burned......caused by bad
connections on the horiz or vert circuits, sometimes output failure can
cause it....You're going to need 3 picture tubes.
Not caused by anything you did, caused by customer not getting it into shop
early enough......

Damon B
Telrad Electronics
Fort Wayne IN
----- Original Message -----
From: "Manuel Reyes" <reyes9159@xxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Thursday, March 09, 2006 11:40 AM
Subject: [TechAssist] Re: Mitsubishi Proj. Model VS-50501A. 3 color "blue,
pink, yellow" steaks (looks like crayon marks) in the middle of the screen.


> Hi did you check the tubes for marks in the phosphoro
> maybe the 3 tube are marked just check it good luck :
> Manuel
>
> --- Robinson Electronics
> <RobinsonElectronics@xxxxxxxxxxx> wrote:
>
> > Can someone help me with this problem?
> > Originally had sound, but no video/raster at all.
> > Replaced C5A14 cap (burnt), brought the picture
> > back, but has 3 color smears
> > / streaks down the middle of the screen about 2 in
> > apart (like someone took
> > a thin paint brush and slung it on the screen),
> > convergence looks good, but
> > I replaced them anyway to see if any help, still the
> > exact problem.
> > When you bring up the convergence adjustment (cross
> > is great), you can still
> > see all 3 colors streaks in the background.
> > Covering up each tube will fade a line away, looks
> > like some kind of video
> > problem?
> > Has anyone seen anything like this, that may help
> > diagnose this problem?
> > Thanks.
> >
> > Robinson Electronics
> > 1075 Sweeten Creek Road #51
> > Asheville, NC 28803-1757
> > Ph./Fax. 828  274-3787
> > Toll Free. 1-888 ROBELECT
> > www.robinsonelectronics.com
> > www.robelect.com
> > Mailto: RobinsonElectronics@xxxxxxxxxxx
> >
> >
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>
> Manuel
> Orion TV Repair
> (323)807-9876
> Los Angeles
> CA 90001
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