[TechAssist] Re: sharp ca29t729 tv. horizontal out gets too hot, all measurements seem okay

  • From: "albert marquardt" <ampm@xxxxxxx>
  • To: <techassist@xxxxxxxxxxxxx>
  • Date: Mon, 15 Oct 2001 13:28:13 -0700

the timing doesn't seem to be right, should be at least 11.3ms acording to
sencore .check your timing caps.
al marquardt
ampm@xxxxxxx
----- Original Message -----
From: W. Blakey <wblakey@xxxxxxxxxxxxxxxx>
To: tech assist <techassist@xxxxxxxxxxxxx>
Sent: Sunday, October 14, 2001 9:14 PM
Subject: [TechAssist] sharp ca29t729 tv. horizontal out gets too hot, all
measurements seem okay


> I have a Sharp tv that I have replaced the HOT (shorted E-C) and the new
one gets rather warm also. The B+ is about 125 (I think or 135v), I believe
the timing on the collector pulse is 10us or slightly less(reading with
Sencore SC60scope) and there is no noise on the hor signal from the driver.
I do not have a schematic and am not sure where else to look.
> Wilf Blakey/Blakey TV,Kirkland Lake,Ont
> wblakey@xxxxxxxxxxxxxxxx
>
>
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