HP Spectre XT TouchSmart Ultrabook 15-4010nr User Guide - Windows 8 - Page 57
Using the keyboard and mouse, Using the keys, Using the action keys
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Using the keyboard and mouse The keyboard and mouse allow you to type, select items, scroll and to perform the same functions as using touch gestures. The keyboard also allows you to use action keys and hot keys to perform specific functions . TIP: The Windows logo key on the keyboard allows you to quickly return to the Start screen from an open app or the Windows desktop. Pressing the Windows logo key again will return you to the previous screen. NOTE: Depending on the country or region, your keyboard may have different keys and keyboard functions than those discussed in this section. Using the keys Your computer has special keys and key combinations that allow you to quickly access information or perform specific functions. Using the action keys An action key performs an assigned function. The icon on each of the f1 through f12 keys illustrates the assigned function for that key. To use an action key function, press and hold the key. The action key feature is enabled at the factory. You can disable this feature in Setup Utility (BIOS). Using the instructions in Using Setup Utility (BIOS) and System Diagnostics on page 77, open Setup Utility (BIOS), and then follow the instructions at the bottom of the screen. To activate the assigned function after disabling the action key feature, you must press the fn key in combination with the appropriate action key. CAUTION: Use extreme care when making changes in Setup Utility. Errors can prevent the computer from operating properly. Icon Key Description f1 Opens Help and Support, which provides tutorials, information about the Windows operating system and your computer, answers to questions, and updates to your computer. Help and Support also provides automated troubleshooting tools and access to customer support. f2 Decreases the screen brightness incrementally as long as you hold down the key. f3 Increases the screen brightness incrementally as long as you hold down the key. f4 Switches the screen image between display devices connected to the system. For example, if a monitor is connected to the computer, pressing this key alternates the screen image from the computer display to the monitor display to a simultaneous display on both the computer and the monitor. Most external monitors receive video information from the computer using the external VGA video standard. This action key can also alternate images among other devices that are receiving video information from the computer. Using the keyboard and mouse 47