Asus P5GC - Manual (Page 56)

3-2 Chapter 3: Powering up
3.2 Powering off the computer
3.2.1. Using.the.OS.shut.down.function
If you are using Windows ® 2000:
1. Click the Start.button then click Shut.Down...
2. Make sure that the Shut.Down option button is selected, then click the OK
button to shut down the computer.
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.
If you are using Windows ® Vista:
1. Click ...>. .
2. From the shortcut menu, click Shut.Down option to shut down the
computer.
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 “4.5 Power Menu”
in Chapter 4 for details.