HP 15-g048ca User Guide - Windows 7 - Page 36
Using the hot keys, Using the keypad, Using the integrated numeric keypad
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Icon Key Description Help and Support also provides automated troubleshooting tools and access to 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. f6 Mutes or restores speaker sound. f7 Decreases speaker volume incrementally as long as you hold down the key. f8 Increases speaker volume incrementally as long as you hold down the key. f9 Plays the previous track of an audio CD or the previous section of a DVD or a BD. f10 Begins, pauses, or resumes playback of an audio CD, a DVD, or a BD. f11 Plays the next track of an audio CD or the next section of a DVD or a BD. f12 Turns the wireless feature on or off. NOTE: A wireless network must be set up before a wireless connection is possible. Using the hot keys A hot key is a combination of the fn key and the esc key, or one of the function keys. To use a hot key: ▲ Briefly press the fn key, and then briefly press the second key of the hot key combination. Function Hot key Reveals system information. fn+esc Description Reveals information about system hardware components and the system BIOS version number. Using the keypad Using the integrated numeric keypad The computer includes an integrated numeric keypad, and it also supports an optional external numeric keypad or an optional external keyboard that includes a numeric keypad. For more details about the integrated numeric keypad, see Keys on page 11. 26 Chapter 5 Using the keyboard and pointing devices