HP OmniBook 3100 HP OmniBook 2100 and 3100 PC User’s Handbook - Not O - Page 16

2. Drag the volume control bar up or down to adjust the volume. 3. To temporarily silence the speaker without changing the volume setting, click Mute. Using the OmniBook Keyboard • To use the Fn hot keys. • To use the Windows keys. • To use the embedded keypad. • To use the Alt Gr key. Warning Improper use of keyboards and other input devices has been associated with ergonomic injury. For information about reducing your risk, see Working in Comfort shipped with your OmniBook, or visit our ergonomics website, http://www.hp.com/ergo. To use the Fn hot keys The combination of the Fn key plus another key creates a hot key-a shortcut key sequence-for various system controls. Press and hold Fn while pressing the desired key Hot key Fn + F1 Fn + F2 Fn + F3 Fn + F4 Fn + F5 Fn + F6 (hold) Fn + F7 Fn + F8 Fn + F9 Fn + F10 Fn + F12 Fn + R Does this Decreases the display's brightness. Increases the display's brightness. Decreases the display's contrast (DSTN displays only). Increases the display's contrast (DSTN displays only). Switches among the built-in display, an external display, and simultaneous displays. For use with two batteries: The battery indicator in the status panel briefly displays the individual battery status for each battery you have installed in the OmniBook. Toggles the sound on and off (mutes sound). Toggles the embedded keypad on and off. Does not affect an external keyboard. If Num Lock is on, then the numeric functions are active; otherwise, cursor control is active. Toggles Num Lock (numeric functions for the keypad) on and off. Toggles Scroll Lock on and off. Enters Hibernate mode. Enters Suspend mode. 16