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echo: tech
to: Matt Mc_Carthy
from: Roy J. Tellason
date: 2003-10-17 20:01:28
subject: Testing ATX power supply

Matt Mc_Carthy wrote in a message to Roy J. Tellason:

 RJT> So if I were to take a bit of wire,  and jumper between that 
 RJT> green wire and one of the adjacent black ground wires,  and get 
 RJT> absolutely *no* response when I flip the power switch on (power 
 RJT> cord is in and connected),  is it then safe to assume that I 
 RJT> have a problem with the power supply there?      :-|

 MMC> The steps are reversed!  First plug in the power cable, then flip
 MMC> the switch on, _then_ jumper the green wire.  Some use a 
 MMC> 'momentary' jump, others have to keep the jumper on.

Oh?  Funny how I used to make my living with this stuff,  but these days
the idea of poking a bit of wire at that PS plug is somehow less than
appealing...

:-)

I guess my attitudes toward a lot of this stuff have changed.  Maybe that's
got something to do with why I haven't done anything with the three sick
monitors that are here?

 MMC> I'm pretty sure one of those two indicates a 'fault', but haven't
 MMC> yet figured out which.  Then again, one way (or the other) might
 MMC> just be a change to accomodate the newer MBs which support the
 MMC> "boot after power failure" mode.   :-((

This one does.  Or did when I could power it up.

Got long-nosed pliers here,  let's see how good my aim is for those teeny
little holes...   :-)

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