Re: power supply convert to 110V from 220V

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#481

From: Ralph Wade Phillips
Date: Tue, 31 Dec 2002 00:55

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Howdy!

"richard kimber" <479kimber@comcast.net> wrote in message
news:oEudnc54jsu4eY2jXTWcqA@comcast.com...
> Hi,
>
> I have a switching pc power supply off a 4 year old PC presently
configured
> for 220 V AC input and I would like to alter it to run on 110V input.  The
> label says that it is a dual input type and that it may be switched
> accordingly.  However, there is no such switch and I'm wondering whether
two
> free terminals on the PCB with a rectangle drawn around them (labelled
> 110V - 220V) represent the location where two switch leads are intended to
> be soldered in place and when the switch is thrown to closed circuit
thereby
> joining these two terminals - whether that is a voltage halver (it seems
to
> connect to some resisters that might have that effect).  If so, then I
plan
> to solder in a bridge.

        It's not a voltage HALFER - it bypasses 1/2 of the voltage DOUBLER
when installed.

        Why not just pick up a new power supply with the switch?  No telling
what else got changed if they left out such a small item ...

        RwP

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From: "Ralph Wade Phillips" <ralphp@techie.com>
Newsgroups: alt.comp.hardware.homebuilt,sci.engr.electrical,aus.computers
Subject: Re: power supply convert to 110V from 220V
Date: Mon, 30 Dec 2002 18:55:27 -0600
Organization: Phillips Enterprises
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