Asus Z7S WS - Manual (Page 68)

3-2 Chapter 3: Powering up
3.2 Turning off the computer
3.2.1. Using.the.OS.shut.down.function
If you are using Windows ® XP:
1. Click the Start button then select Turn.Off Computer.
2. Click the Turn.Off button to shut down the computer.
3. The power supply should turn off after Windows ® shuts down.
If you are using Windows ® Vista:
1. Click the Start button then select ShutDown.
2. The power supply should turn off after Windows ® shuts down.
3.2.2. Using.the.dual.function.power.switch
While the system is ON, pressing the power switch for less than four seconds puts
the system to sleep mode or to soft-off mode, depending on the BIOS setting.
Pressing the power switch for more than four seconds lets the system enter the
soft-off mode regardless of the BIOS setting. Refer to section 4.6.Power.Menu in
Chapter 4 for details.