HP nx8220 Hardware and Software Guide - Page 43

Power Setting or Changing a Power Scheme The Power Schemes tab in the Power Options window assigns power levels to system components. You can assign different schemes depending on whether the notebook is running on a battery pack or on external power. You can also set a power scheme that initiates standby or turns off the display or hard drive after a time interval that you specify. To set a power scheme: 1. Select Start > Control Panel > Performance and Maintenance > Power Options. 2. Select the Power Schemes tab. 3. Select the power scheme you wish to modify, and adjust the options in the lists on the screen. 4. Select Apply. Using a Security Password You can add a security feature that prompts you for a password when the notebook is turned on or resumes from standby or restores from hibernation. To set a password prompt: 1. Select Start > Control Panel > Performance and Maintenance > Power Options. 2. Select the Advanced tab. 3. Select the check box for Prompt for password when the computer resumes from standby. 4. Select Apply. For more information about using security passwords, refer to Chapter 12, "Security." Hardware and Software Guide 2-15