[Wylug-discuss] instant boot on power on........

Graham Whaley Graham.Whaley at imgtec.com
Fri Dec 9 13:35:27 GMT 2005


Hi Jim.

 I presume this is an ATX powered MoBo.

 The ATX connector has a signal PS-ON - pin 14.  It is an active low signal that brings up the power rails.  I suspect you can just tie this to ground (any of the pins either side of it), and away you go.

 I happen to have an ATX power supply on my desk right now with a wire link selotaped in to do that.  It is running a non-ATX non-PC board.

   I found the ATX spec. on the net somewhere and have the printed page in front of me.  ATX spec. v2.01, Section 4.2 - power supply connector.


 Of course, if you fry your MoBo or psu, then it wasn't me :-)

	Graham


> -----Original Message-----
> From: wylug-discuss-bounces at wylug.org.uk
> [mailto:wylug-discuss-bounces at wylug.org.uk]On Behalf Of Jim Jackson
> Sent: 09 December 2005 13:06
> To: WYLUG discussion list
> Subject: [Wylug-discuss] instant boot on power on........
> 
> 
> 
> Many mobo's need the front panel "power" button to be pressed 
> before they
> boot. I've a situation where I need a computer to boot when I 
> apply mains
> power, without pressing the "power" button. I don't see any 
> BIOS options
> controlling this behaviour.
> 
> Anyone any ideas or pointers. Googling has drawn a blank - though that
> maybe a lack of immagination as to useful search terms.
> 
> cheers
> Jim
> 
> 
> _______________________________________________
> Wylug-discuss mailing list
> Wylug-discuss at wylug.org.uk
> http://mailman.lug.org.uk/mailman/listinfo/wylug-discuss
> 
> 

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