Starting and Stopping theComputerThere are a number of ways to start and stop the computer.Starting the ComputerYou always start the computer using the power button.A computer starts up with an operating system (OS) existing on the storagedevice such as the hard disk. The computer will automatically load the OSafter you turn it on. This process is called booting.Stopping the ComputerWhen you finish a working session, you can stop the computer by turningoff the power or leaving the computer in Standby/Sleep or Hibernationmode:To stop in thismode...Do this... To start up orresume againOff Follow the shutdown procedure ofyour operating system. This canprevent loss of unsaved data ordamage to your software programs.If the system is locked up because ofhardware or software problems, pressthe power button to turn off thecomputer.Press the powerbutton.