• From: Doug Stanard <dougstanard@xxxxxxxxx>
  • To: tvservice@xxxxxxxxxxxxx
  • Date: Thu, 13 Dec 2007 14:08:41 -0800 (PST)


Thank You

----- Original Message ----
From: Anthony Clayton <tcccjc@xxxxxxxxxxxxx>
To: tvservice@xxxxxxxxxxxxx
Sent: Thursday, December 13, 2007 1:44:16 AM
Subject: [tvservice] Re: 46W500 Problems

Did you put heat sink compound or a rubber pad are the plastic ring on it 
before screwing it down?

Mike Schoettinger <kc8lqu@xxxxxxxxxxx> wrote: 
its running but the 2SC5909 is still getting really really hot so I don't leave 
it running very long because it will blow it.  And the only place I found that 
has them at a reasonable price is in the UK and it takes 2 weeks to get the 

Date: Wed, 12 Dec 2007 05:13:40 -0800
From: kstang69@xxxxxxxxx
Subject: [tvservice] Re: 46W500 Problems
To: tvservice@xxxxxxxxxxxxx

did you get it working?

Mike Selnick <selnick@xxxxxxxxxxx> wrote: 

Please remove my email address and my earlier message from your lists.  Thanks,
-- Mike

From: krybak1@xxxxxxxxxxx
To: tvservice@xxxxxxxxxxxxx
Subject: [tvservice] Re: 46W500 Problems
Date: Tue, 11 Dec 2007 22:42:59 -0500

check if leads of the transistor are reversed, base and emiter  cross them

Date: Sun, 9 Dec 2007 12:55:33 -0800
From: tcccjc@xxxxxxxxxxxxx
Subject: [tvservice] Re: 46W500 Problems
To: tvservice@xxxxxxxxxxxxx

Did you try the bridge one of the diodes maybe shorted.

Mike Schoettinger <kc8lqu@xxxxxxxxxxx> wrote: 
Hi all,
I am in need of some help.  This Hitachi 46W500 is kicking my butt.  It keeps 
blowing the hv drive transistor.  I have replaced all the electrolytic in the 
circuit and the fly back and the smps transformer.  Does anyone have some 
experience with this issue.  Thanks.

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