[TechAssist] Re: RCA 35" Degauzing problem? (circles).
- From: "Bruce Tiedeman" <btied@xxxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Tue, 20 Sep 2005 12:18:37 -0400
Thank you Bob, I did re-solder pins on the board the first time around. I
might just solder the degaussing wires directly to the main board. Usually
with a degaussing problem the CRT becomes blotchy with impurity you don't
see the perfect circle condition, "strange"!
thanks for the tips,
Bruce.
----- Original Message -----
From: "Gemini Computer & TV" <geminitv@xxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Monday, September 19, 2005 8:25 AM
Subject: [TechAssist] Re: RCA 35" Degauzing problem? (circles).
> After a month of normal operation the set developed a red *Purity* spot at
> the top right corner of the picture.
> Installed a small magnet on the picture tube to correct the problem.
>
> *Purity*. Intermittently a ""Bull's Eye"" impurity pattern would develop.
> Traced the fault to an intermittent connector connected to the degaussing
> coils.
> Repairing the connector restored normal operation.
>
> *Purity int* Problem described as an intermittent bulls-eye type of
> purity.
> Also had arcing and a band of distortion going throuh the picture.
> The pins on the degausser plug were very loose and it caused the CRT to be
> magnetized. Could manually degauss the tube. Reformed the pin on the
> degausser.
>
>
> Bob Waterman, CET® #RI-28
> Master Technician License #9109
> Service Manager / Parts Manager
> Gemini Computer, TV, & Security Alarms
> (508)695-7302
> (508)695-7769 FAX
> geminitv@xxxxxxxxxxx
>
>
> ----- Original Message -----
> From: "Bruce Tiedeman" <btied@xxxxxxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Monday, September 19, 2005 8:23 AM
> Subject: [TechAssist] RCA 35" Degauzing problem? (circles).
>
>
> Going on a service call for the second time, CTC169 chassis. The
> degaussing
> circuit is working as it should. After a month the set develops impurity
> with perfect circles in picture (looks like a bulls eye pattern of
> different
> colors). I can manually remove with degaussing coil. I can remember some
> else with this problem but can't find the information.
> thanks for you help,
> Bruce.
>
> B&T Electronics
> 139 Margaret St
> Sarnia Ontario
> Canada
> N7T 2Y3
> 519 344 1850
>
>
>
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