[TechAssist] Re: RCA PTV P46151WK, Odd Problem, FIXED

From: "Leonard G. Caillouet" <lcaillo@xxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Date: Wed, 2 Jan 2002 10:04:52 -0500
Denatured alcohol works well for me.

Leon.

Leonard G. Caillouet
Service Manager
Electronics World
Gainesville, FL
352-332-5608
352-332-5668 (fax)

----- Original Message -----
From: "Edward Gaidies" <teltek@xxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Monday, December 31, 2001 1:44 PM
Subject: [TechAssist] Re: RCA PTV P46151WK, Odd Problem, FIXED


>
> Yup....works for me.
>
> -Ed-
>
> >
> > I use WD-40 to clean up all kinds of sticky glue left behind from
> > stickers, etc. Maybe it would work for these rubber pads too.
> >
> >
> >
> > Gary McCartney
> >
> > McCartney Electronics
> > 7134 Fife Rd, RR 7
> > Guelph Ontario Canada N1H 6J4
> > Fax: (519)821-1530
> > email: number63@xxxxxxxxxxxxx
> >
> >
> >
> >
> >
> >
> > gulftech@xxxxxxxx wrote:
> >>
> >> Dennis,
> >>
> >> MEK.  The I tried soap and water--no good.  Ditto for alcohol.  Oh,
yes,
> >> I used the MEK in a well-ventilated environment!
> >>
> >> I should have stated that this is a PTK169.
> >>
> >> Ken Smith
> >> Gulf Technical Services
> >> 3034 Gulf Breeze Parkway
> >> Gulf Breeze, FL  32561
> >> 850-934-8324 (Voice) 850-932-0819 (Fax)
> >>
> >> -----------------
> >>
> >> On Sun, 30 Dec 2001 17:35:28 -0800 Dennis Viereck
<wa6ati@xxxxxxxxxxxxxx>
> >> writes:
> >>>
> >>> What did you use to clean the messy compound from the bumpers?
> >>> Dennis
> >>>
> >>> gulftech@xxxxxxxx wrote:
> >>>
> >>>> Friends,
> >>>>
> >>>> I haven't posted this as a problem before, because I couldn't
> >>> identify
> >>>> the problem well enough to ask for help.  After many, many hours
> >>> of work
> >>>> and two failed attempts to return the light box to the customer,
> >>> the set
> >>>> is finally fixed and I hope this will help others in the future.
> >>>>
> >>>> The set came in with the complaint of instant shutdown.  The green
> >>> CRT
> >>>> was arcing at the second anode.  There appeared to be a contaminant
> >>>> spilled in the area.  Cleaning and RTV appeared to repair the set.
> >>>>
> >>>> Took lightbox back to customer.  Found light horizontal lines,
> >>> almost
> >>>> like retrace on all three CRT's.  Had not seen in shop.  Also,
> >>> appeared
> >>>> to have a slight sync problem.  For example, bring up convergence
> >>>> crosshatch, vertical lines had slight "s" shape in middle.
> >>>>
> >>>> After many hours of troubleshooting and failed attempts, tried PIP
> >>> pix.
> >>>> PIP image was totally out of sync, like is typical of Mitsubishi.
> >>> Pulled
> >>>> the PIP module.  It had three rubber bumpers to isolate the pcb
> >>> from the
> >>>> shield.  These bumpers had melted like Hershey's Kisses.  What a
> >>> mess!
> >>>> Also found seven bad caps.  For the record:  C424, C425, C426,
> >>> C501 (all
> >>>> 15ufd, 50V), C318/.47@50, C518/10@50, and C121/25@100.  Most of
> >>> these
> >>>> caps check good with a normal cap meter, but high ESR.
> >>>>
> >>>> Set works fine now.
> >>>>
> >>>> Ken Smith
> >>>> Gulf Technical Services
> >>>> 3034 Gulf Breeze Parkway
> >>>> Gulf Breeze, FL  32561
> >>>> 850-934-8324 (Voice) 850-932-0819 (Fax)
> >>>>
> >>>> ________________________________________________________________
> >>>> GET INTERNET ACCESS FROM JUNO!
> >>>> Juno offers FREE or PREMIUM Internet access for less!
> >>>> Join Juno today!  For your FREE software, visit:
> >>>> http://dl.www.juno.com/get/web/.
> >>>> ------------------------------------------
> >>>> Help make your TechAssist database better!
> >>>> Submit your fixes here: http://circuitwork.com/techassist/tip/#tips
> >>>> ------------------------------------------
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> >>>
> >>> ------------------------------------------
> >>> Help make your TechAssist database better!
> >>> Submit your fixes here: http://circuitwork.com/techassist/tip/#tips
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> >>>
> >>
> >> ________________________________________________________________
> >> GET INTERNET ACCESS FROM JUNO!
> >> Juno offers FREE or PREMIUM Internet access for less!
> >> Join Juno today!  For your FREE software, visit:
> >> http://dl.www.juno.com/get/web/.
> >> ------------------------------------------
> >> Help make your TechAssist database better!
> >> Submit your fixes here: http://circuitwork.com/techassist/tip/#tips
> >> ------------------------------------------
> >> To UNSUBSCRIBE your email address, click here:
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> >
> > --
> > ------------------------------------------
> > Help make your TechAssist database better!
> > Submit your fixes here: http://circuitwork.com/techassist/tip/#tips
> > ------------------------------------------
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> >
>
> --
> From: Ed Gaidies
> teltek@xxxxxxxxxxx
> Tel-Tek Electronics
>
> ------------------------------------------
> Help make your TechAssist database better!
> Submit your fixes here: http://circuitwork.com/techassist/tip/#tips
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[TechAssist] Re: RCA PTV P46151WK, Odd Problem, FIXED

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