Setting Up and Using Your Computer 233 Under or pick a Control Panel icon, click Power Options.4 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 exitfrom hibernate mode. Pressing a key on the keyboard or moving the mouse does not bring thecomputer out of hibernation, because the keyboard and the mouse do not function when thecomputer is in hibernate mode.Because hibernate mode requires a special file on your hard drive with enough disk space to storethe contents of the computer memory, Dell creates an appropriately sized hibernate mode filebefore shipping the computer to you. If the computer’s hard drive becomes corrupted,Windows XP recreates the 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 and click Control Panel.2 Under Pick a category, click Performance and Maintenance.3 Under or pick a Control Panel icon, click Power Options.4 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.The settings for each scheme appear in the fields below the scheme name. Each scheme hasdifferent settings for starting standby mode or hibernate mode, turning off the monitor, andturning off 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 requireminimal power conservation.• Presentation — If you want your computer to run without interruption (using no powerconservation).• Minimal Power Management — If you want your computer to run with minimal powerconservation.• Max Battery — If your computer is a portable computer and you run your computer frombatteries for extended periods of time.