# Turn off the computer and remove the power cord. # Remove two screws holding a panel on back in place. # Next to the memory card you will see a switch which you need to turn to the OFF position # Reboot your computer Once the operating system boots correctly... # Turn off the computer and remove the power cord. # Remove two screws holding a panel on the back cover. # Next to the memory card you will see a switch which you need to turn to the ON position # Reboot your computer The error has been cleared and your system should work properly.