[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 06:06:37 -0500

Those are known to leak, a little silicone sealer on the gaskets fixes
that...most likely his CRTs got burned due to (possibly) the plugs/pins on
the yoke(s) are the PLUG-IN style of yoke. The vertical pins on the yoke
seem to crack, then you get horizontal burns on the crt.

Damon B
Telrad Electronics
Fort Wayne IN
----- Original Message -----
From: "peggs" <peggs@xxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>; <techassist@xxxxxxxxxxxxx>
Sent: Thursday, March 09, 2006 2:16 PM
Subject: [TechAssist] Re: Mitsubishi Proj. Model VS-50501A. 3 color "blue,
pink, yellow" steaks (looks like crayon marks) in the middle of the screen.


> tube coolant leak ???
>
> Peggs
>
> At 08:29 AM 3/9/06, Robinson Electronics 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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