[TechAssist] Re: Sony KP-43T75 RA3A Flyback rings good, but
- From: "Shoreline Electronics" <jstielau@xxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Fri, 23 Jan 2004 11:44:58 -0500
When you dynamic test it , is the collector waveform peak sharp or
distorted?
==========================
Jeff Stielau
Shoreline Electronics Repair
344 East Main Street
Clinton,CT 06413
860-399-1861
860-664-3535 (fax)
jstielau@xxxxxxxx
========================
"If you push something hard enough it will fall over."
Fudd's First Law of Opposition - Sir Sidney Fudd
----- Original Message -----
From: "Gerald Gann" <alpha21century@xxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Friday, January 23, 2004 11:00 AM
Subject: [TechAssist] Sony KP-43T75 RA3A Flyback rings good, but
> Good morning all.
> Sony KP-43T75 RA3A HOT keeps shorting. Unsolder-ed collector getting
> 135V. I have the training manual for the KP43T75. Any history of bad
flybacks in this one as a common failure? Flyback rings good at 27 but when
we did a dynamic test we only got 500V I believe this is low. Question if
diodes in flyback where open or shorted would it still ring good?
> Thanks for any help.
> Jerry
> Alpha 21 Electronics
> Granite City, IL 62040
> Ph. 618-452-8620
> Fax 618-876-5157
> www.alpha21century@xxxxxxxxxxxxx
>
>
>
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