User manual HP PAVILION DV2188EA POWER

[. . . ] Power User Guide © Copyright 2006 Hewlett-Packard Development Company, L. P. registered trademarks of Microsoft Corporation. The information contained herein is subject to change without notice. The only warranties for HP products and services are set forth in the express warranty statements accompanying such products and services. [. . . ] When the battery reaches a critical lowbattery condition. NOTE Power settings and timeouts can be changed using Power Options in Windows Control Panel. Restore from user-initiated or system-initiated hibernation. Press the power button. The power lights are turned on. Your work returns to the screen. *If you have been registered to a network domain, the button you click will be called Shut Down instead of Turn Off Computer. If the system initiated hibernation because of a critical low-battery condition, connect external power or insert a charged battery before you press the power button. (The system may not respond if the discharged battery is the only power source. ) ENWW Initiating or restoring from hibernation 11 12 Chapter 4 Factory power settings ENWW 5 Power options You can change many factory power settings in Windows Control Panel. For example, you can set an audio alert to warn you when the battery reaches a low-power condition, or you can change the factory settings for the power button. When the computer is on: Pressing fn+f5, called the "sleep button" by the operating system, initiates standby. By default, the display switch turns off the display and initiates standby. The display switch is activated by closing the display. Accessing Power Options Properties To access Power Options Properties: Right-click the Power Meter icon in the notification area, at the far right of the taskbar, and then click Adjust Power Properties. ­ or ­ Select Start > Control Panel > Performance and Maintenance > Power Options. ENWW Accessing Power Options Properties 13 Displaying the Power Meter icon The Power Meter icon is set at the factory to display in the notification area, at the far right of the taskbar. The icon changes shape to indicate whether the computer is running on battery or external power. To remove the Power Meter icon from the notification area: 1. Right-click the Power Meter icon in the notification area, and then click Adjust Power Properties. Clear the Always show icon on the taskbar check box. Click Apply and then click OK. To show the Power Meter icon in the notification area: 1. Select Start > Control Panel > Performance and Maintenance > Power Options. Select the Always show icon on the taskbar check box. NOTE If you cannot see an icon you have placed in the notification area, click the Show Hidden Icons icon (< or <<) in the notification area. 14 Chapter 5 Power options ENWW Setting or changing a power scheme The Power Schemes tab in the Power Options Properties dialog box assigns power levels to system components. You can assign different schemes, depending on whether the computer is running on battery or 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. Right-click the Power Meter icon in the notification area, and then click Adjust Power Properties. Select the power scheme you want to modify, and adjust options in the lists on the screen. [. . . ] Reenter the settings that you recorded for the items in the Plugged in column and the Running on batteries column. CAUTION After calibrating the battery, reenable hibernation. Failure to reenable hibernation may result in a complete battery discharge and potential information loss. To reenable hibernation, select Start > Control Panel > Performance and Maintenance > Power Options > Hibernate tab. [. . . ]