Sony PCV-J200 - Manual (Page 30)

VAIO® System Reference Manual 18
turn off when your computer is running on AC power.
The System stand by option allows you to specify the period of
inactivity (in minutes) that you want to elapse before your computer
goes on Stand by when your computer is running on AC power.
Power is reactivated when you press the spacebar on the keyboard.
The System hibernates option allows you to specify the period of
inactivity (in minutes) before your computer goes into hibernate
mode. Power is reactivated when you push the power button.
3
To save a new power scheme, first modify the settings, click Save As,
type a descriptive name, and then click OK.
4
Click the Advanced tab.
5
Select the desired settings.