Sony PCG-K20P - Manual (Page 51)

Using power schemes
You can use the preset power schemes or you can customize the power profiles to conserve power. By using the power
schemes and power profiles, you control the power supplied to different components, such as the computer screen (LCD)
and the hard disk drive, in your computer. You also control when the computer activates a power saving mode (Standby or
Hibernate).
To set your battery alarm
You can change your computer settings to notify you when the battery power reaches a certain level.
1. Click Start on the Windows ® taskbar, and click Control Panel.
2. Click Performance and Maintenance, and click Power Options. The Power Options Properties window
appears.
3. Select the Alarms tab, and then select the type of alarm you want the computer to activate: a low or a critical
battery alarm.
4. Drag the slider to the battery level at which you want the computer to activate the alarm. The Low battery
alarm is set to 10 percent, and the Critical battery alarm is set to 8 percent by default.
To further customize your alarm settings, click Alarm Action. You can select the type of alarm you want the computer
to activate and how you want the computer to respond to the alarm in this window.
To select a power scheme
1. Click Start on the Windows ® taskbar, and click Control Panel.
2. Click Performance and Maintenance, and click Power Options. The Power Options Properties window appears
with the Power Schemes tab selected.
3. Select a power scheme from the drop-down menu in the Power schemes box. Each power scheme is preset to
utilize your power supply efficiently, according to your computing functions. Select the power scheme that best
explains how you want to use your computer.
4. Click Apply. The computer detects your changes.
To create a power scheme
1. Click Start on the Windows ® taskbar, and click Control Panel.
2. Click Performance and Maintenance, and click Power Options. The Power Options Properties window appears
with the Power Schemes tab selected.
3. Select your settings from the drop-down menus in the Settings for... box, and click Save As in the Power
schemes box. The Save Scheme window appears.
4. Type a name for your customized power scheme, and click OK. The power scheme you created appears in the
Power schemes box.
If you want to delete a power scheme, select the power scheme, and click Delete. When the Delete Scheme window
appears, click Yes.
To customize your power properties
1. Click Start on the Windows ® taskbar, and click Control Panel.
2. Click Performance and Maintenance, and click Power Options. The Power Options Properties window
appears.
If you want to access the power scheme information quickly from the Windows ® taskbar, see To display the
power icon on the taskbar for more information.
3. Select the Advanced tab, and select your changes from the drop-down menus in the Power buttons box. See
Using power saving modes for information on how Standby and Hibernate modes affect power consumption. Page 51