Sounds like you need to adjust your power settings. There's an option for what the computer will do when you hit the power button. It seems yours is set to shut down.
Hi, i've issue with build-in standby of infill.... i boot my pc normaly with full windows xp load, if i use standby command from task manager or from centrafuse all work fine, but if i use the button power i see the "system off" message for 2 minutes and then power off, but when wakeup he make a full OS load...
Have i a bios issue or what?