Just swiched from intel mobo to amd 1.2 MSI K7T TURBO.no overclocking.DID REINSTALL OF WINDOWS ME.WHEN I GO TO SHUTDOWN.cOMPUTER SAYS NOW IT SAFE TO TURN OFF COMPUTER.THE LED LIGHT IN FRONT OF COMPUTER DIMS,AND I HAVE TO TURN IT OFF AT POWER SUPPLY.IF I HIT THE SWITCH IN FRONT IT RESTARTS.WHEN TURNING COMP ON,I HAVE TO TURN POWER SUPPLY ON.FOR ABOUT A SECOND I WILL HEAR THE SPEAKERS POP(NOT THE ONE INSIDE COMP)..THE LED LIGHT WILL GO ON FOR A SECOND.THEN I HAVE TO HIT SWITCH IN FRONT TO TURN COMP ON