[TechAssist] Re: RCA F27450, ATC113BB1 SMPS noise, HOT shorted...

  • From: "Jason - Excel Distributing" <JMartin@xxxxxxxxxxxxxxxxxxxxxxxx>
  • To: <techassist@xxxxxxxxxxxxx>
  • Date: Thu, 2 Dec 2004 17:32:40 -0500

Hi Phil,
Training manual and part of schematic with that on it is on the way.

Sincerely,

Jason Martin
Excel Distributing Inc.
1819 Mentor Ave.
Cincinnati, Ohio 45212

ph-800-733-3329   fax- 800-735-8007
www.ExcelDistributingInc.com

----- Original Message ----- 
From: "Phil Bader" <tjanphyl@xxxxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Thursday, December 02, 2004 5:06 PM
Subject: [TechAssist] RCA F27450, ATC113BB1 SMPS noise, HOT shorted...


> A customer DIY-er opened this dead set after it failed and said the
> power supply was squeeling. He left the set with me. I found the HOT
> transistor was shorted (TL02) Hence the squeel.. This set  looks like it
> uses a coil to the HOT base marked L04?, looks like the infamous L4401
> in the CTC203 that gets loose and destroys the HOT.  Possible loose at
> one end.Think the same here?
> This is a new chassis to me. Need some common sym/cures related to bad
HOTs
> Thanks,
> Phil Bader
>
> -- 
>
> Philip Bader
> Jan Phyl TV Inc. (estab. 1976)
> 3420 Recker Hwy. Winter Haven, Fl. 33880
> Fax (863) 299-8821
> email: tjanphyl@xxxxxxxxxxxxxxx
>
>
>
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