Sony VAIO PCG-GRZ660 User Manual page 20

Hibernate on Low Battery
On or Off. Selecting On conserves the most power when the battery is low.
LCD
Brightness Controls the brightness of the computer screen (LCD). You can select a brightness level of one to nine, with
one being the darkest setting. The darker you set the computer screen the more power you conserve.
LCD Standby Timer Controls the time it takes the system to turn off power to the computer screen (LCD) when the
system is idle. The system itself still functions on full power.
HDD Standby Timer Controls the time it takes the system to turn off power to the hard disk drive when the system is
idle. This setting only turns off power to the hard disk drive.
Slows the proc es s or s peed.
1
Controls the state of your system when the battery power is low. You can turn this setting
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