On 7 Sep 00, at 22:32, Jim Meagher wrote:

> In a normally functioning PC, the AC circuit is the
> only high current source and it is shielded/contained
> within the power supply.

  This was true on original PC-style machines, and it is true in the
ATX world.  But many AT cases since the 486 era have brought out
leads from the PS enclosure to a switch on the front panel, and these
often carry 120v AC....

David G

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