Sony PCV-L620 - Manual (Page 24)

VAIO Computer Reference Manual 16
inactivity (in minutes) that you want to elapse before your monitor
turns off when your computer is running on AC power. The display
reactivates when you move the mouse or press a key.
The Turn off hard disks option allows you to specify the period of
inactivity (in minutes) that you want to elapse before your hard disks
turn off when your computer is running on AC power.
4 To save a new power scheme, first modify the settings, click Save As ,
type a descriptive name, and then click OK .
5
Click the Advanced tab.
6
Select the desired settings, and then click OK .