OT: vexing hw issue

[Les]

On Fri, 2010-11-12 at 13:24 -0800, Dave Stevens wrote:
> I want to make a new Fedora box so I used an existing case and put into it a 
> new ASUS motherboard and a dual core low power CPU (an AM2+) and 1 gig of RAM 
> (512x2) and a new 450 watt power supply. The only front panel connection is 
> for the power switch. Every time I power up (wall power is known good) the 
> unit goes through all the motions for about 5 seconds then stops dead. It 
> never gets to powering up the on-board video or doing the ram check or 
> displaying the BIOS config messages. Tried another PS with the same results. 
> Any ideas? I mean ANY ideas, I'm out of clues on this one. References welcome.
> 
> Dave

Did you check the documentation on the mother board?  It may tell you a
specific thing to check as this is a unusual symptom.  I assume that you
do have the little beeper connected, so the usual alarms that the MB
issues can be heard and none of those went off?

Regards,
Les H