Question pc powered off, now will not power on?

[crimsonfaquarl]

There is a green light on on the MB.
Power button appears to do nothing.
I have unplugged for the night and still nothing.

 

[Aeacus]

If you get 0 life out of your PC then it points towards dead PSU.

PSU make and model (or part number) is?
You might as well list your full system specs.