[TV] Re: PT-47WXC43G

[Yachad <yachadm@xxxxxxxxx>]

Perhaps the cap is supposed to be an AC rated cap, and a DC rated cap was 
installed?

To give you an idea, when an AC cap rated at 100V is required, an equivalent 
DC cap should be at least 600V, and sometimes not even that's enough.

If it comes in again, put in an AC cap.

M Yachad



----- Original Message ----- 
From: <rods@xxxxxxxxxxxxx>
To: <tv@xxxxxxxxxxxxxxx>
Sent: Saturday, November 07, 2009 1:22 AM
Subject: [TV] PT-47WXC43G


> Hello,
>
>
> Had this set in about 2 weeks ago.very narrow picture. C509, .47uf,250v
> mylar cap open.  Didn't have a 250v, so I used a 400v.
>
>
>
> Customer said set worked only a few days and then back to original 
> problem.
> C509 bad again, this time the side was blown out.  I check all other mylar
> caps in this area of the circuit as well as dual diode.everything checked
> out o.k.  Any ideas why this cap failed again?  Incidentally, I replace 
> cap
> again, this time with .47uf,630v mylar and everything seems fine.
>
>
>
> Can I safely return to customer, assuming I had installed a defective or
> inferior quality cap?
>
>
>
> Thanks,
>
>
>
> Rod Stebelton
>
> Electronic Supply Company
>
> Lancaster/Columbus, Ohio
>
> rods@xxxxxxxxxxxxx
>
>
>
> View our line card:  <http://www.edge-group.com/pubs/esco/ecb09/>
> http://www.edge-group.com/pubs/esco/ecb09/
>
>
>
>
>
> ........................................................................
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