Re: Dead PET 2001

From: Philip Lord <>
Date: Thu, 20 Aug 2009 11:59:08 +0900
Message-id: <>
Unfortunately I don't have a C2N or anything else I can pull apart.
Maybe I'll just buy a couple in the middle of the range, say like  
around a 180 OHMS and a 300 OHMS.

Thanks again


On Aug 18, 2009, at 2:26 PM, wrote:

> Hallo Phil,
>> ...and nothing has changed.
> Have done a 'lamp test'? Connect a 12V blinking bulb (in Europe 21  
> Watt)
> to the outlets that outputted 8VAC. It should burn. Things should go
> even well with two bulbs IMHO. This is a way to test if the trafo is
> still OK.
> Then you should do the same test but now with the diodes. If things  
> work
> fine, the diodes are OK. Then connect the big capacitor.
> Now do the same test with the parts installed on the board, with the
> exception of the 7805 regulators. First clamp the bulbs to the
> rectifiers at the AC side, then at the DC side. If things don't  
> work, I
> suspect something is wrong with the connection somewhere.
> --
>     ___
>    / __|__
>   / /  |_/     Groetjes, Ruud
>   \ \__|_\
>    \___|       URL:
> Bugs in my programs? Probably a lot, but none I am aware of.
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Received on 2009-08-20 04:00:05

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