Setting Up and Using Your Computer 33To immediately activate standby mode without a period of inactivity, click the Start button, click TurnOff Computer, and then click Stand by.To exit from standby mode, press a key on the keyboard or move the mouse.Hibernate ModeHibernate mode conserves power by copying system data to a reserved area on the hard drive, and thencompletely turning off the computer. When the computer exits from hibernate mode, the desktop isrestored to the state it was in prior to entering hibernate mode.To activate hibernate mode:1 Click the Start button, then click Control Panel.2 Define your hibernate settings on the Power Schemes tab, Advanced tab, and Hibernate tab.To exit from hibernate mode, press the power button. The computer may take a short time to exit fromhibernate mode. Because the keyboard and the mouse do not function when the computer is inhibernate mode, pressing a key on the keyboard or moving the mouse does not bring the computer out ofhibernation.Because hibernate mode requires a special file on your hard drive with enough disk space to store thecontents of the computer memory, Dell creates an appropriately sized hibernate mode file beforeshipping the computer to you. If the computer’s hard drive becomes corrupted, Windows XP recreatesthe hibernate file automatically.Power Options PropertiesDefine your standby mode settings, hibernate mode settings, and other power settings in the PowerOptions Properties window. To access the Power Options Properties window:1 Click the Start button, then click Control Panel.2 Define your power settings on the Power Schemes tab, Advanced tab, and Hibernate tab.Power Schemes TabEach standard power setting is called a scheme. If you want to select one of the standard Windowsschemes installed on your computer, choose a scheme from the Power schemes drop-down menu. Thesettings for each scheme appear in the fields below the scheme name. Each scheme has different settingsfor starting standby mode, hibernate mode, turning off the monitor, and turning off the hard drive.NOTICE: If you set the hard drive to time-out before the monitor does, your computer may appear to be locked up.To recover, press any key on the keyboard or click the mouse. To avoid this problem, always set the monitor totime-out before the hard drive.The Power schemes drop-down menu displays the following schemes:• Always On (default) — If you want to use your computer with no power conservation.• Home/Office Desk — If you use your computer as a home or office computer and you require minimalpower conservation.