Sony PCG-GRV550 VAIO User Manual page 19

When you use the battery to power your computer, your system automatically selects the Maximum Battery Life power
management profile by default. If you select a different power management profile while using battery power, that profile is
selected automatically the next time you use the battery to power your computer.
See PowerPanel Help for information on customizing the power management profiles.
To customize your profile settings
You can customize your profile settings to sustain enough power for a particular computing function.
1.
Right-click the CPU icon
2.
Select Edit/Create Profiles from the shortcut menu.
3.
In the left panel, select the profile you want to change.
4.
Right-click the setting under System, LCD(Video), Hard Disk, or Other Devices that you want to change. See
the following table for a description of each power profile.
5.
Make your changes from the drop-down menu.
6.
Click File, and click Save.
Power profile Description
System Standby Timer
you allow the computer to sit idle while it is not in a power saving mode the more power the computer will consume.
Hibernate Timer Controls the time it takes the system to activate the Hibernate mode when it is idle. The longer you
allow the computer to sit idle while it is not in a power saving mode the more power the computer consumes. Hibernate
mode conserves more power than Standby mode.
Thermal Control Strategy
conserves the most power, or Performance.
Lid Close Action Controls the state of your system when you close the computer's lid. You can select either Standby
or Hibernate mode, or you can select LCD Off. Hibernate or LCD Off conserves the most power.
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 switch the computer screen (LCD) to Standby mode when
the system is idle. This setting only turns off power to the computer screen. The system itself still functions on full power.
HDD Standby Timer Controls the time it takes the system to switch the hard disk drive to Standby mode when the
system is idle. This setting only turns off power to the hard disk drive.
i.LINK Port Controls the power supply to the i.LINK port. You can disable power to the i.LINK port to conserve power.
Memory Stick Port Power-saving
Memory Stick slot to conserve power.
To activate Hibernate mode, you must first enable the Hibernate mode. See
information.
on the Windows taskbar.
®
Controls the time it takes the system to activate the Standby mode when it is idle. The longer
Controls the speed of the processor fan. You can set the fan speed to Quiet, which
Controls the state of your system when the battery power is low. You can turn this setting
Controls the power supply to the Memory Stick slot. You can disable power to the
To activate Hibernate mode for more
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