"Out back you will get your first glimpse of what makes this case unique. While at the top of the case you see two fan grills, this is not for the power supply. If you look closely, you will notice the plug for the power supply is at the bottom of the case, but there are no fans down there. This is because the power supply is not at the back of the case, but rather at the front."
FULL STORY @ BIGBRUIN (http://www.bigbruin.com/reviews05/silentiumt2/index.php?file=1)