HP ZBook 15 Mobile Workstation - Manual (Page 40)

Hot key combination Description
fn + f3 Initiates Sleep, which saves your information in system memory. The display and other system
components turn off and power is conserved.
To exit Sleep, briefly press the power button.
CAUTION: To reduce the risk of information loss, save your work before initiating Sleep.
fn + f4 Switches the screen image among display devices connected to the system. For example, if a
monitor is connected to the computer,
fn + f4 alternates the screen image from computer display to
monitor display to simultaneous display on both the computer and the monitor.
Most external monitors receive video information on the computer using the external VGA video
standard. The
fn + f4 hot key can also alternate images among other devices that are receiving video
information on the computer.
fn + f6 Decreases speaker volume.
fn + f7 Increases speaker volume.
fn + f8 Mutes or restores microphone sound.
fn + f9 Decreases the screen brightness level.
fn + f10 Increases the screen brightness level.
fn + f11 Turns the keyboard backlight on and off.
NOTE: The keyboard backlight is turned on at the factory. To extend battery life, turn off the
keyboard backlight.
Using keypads
The computer includes an integrated numeric keypad. The computer also supports an optional
external numeric keypad, or an optional external keyboard that includes a numeric keypad.
Using the integrated numeric keypad
NOTE: For more information on the location of the integrated numeric keypad, see Getting to know
your computer on page 4 .
Component Description
num lk key Alternates between the navigational and numeric functions on the
integrated numeric keypad.
NOTE: The keypad function that is active when the computer is
turned off is reinstated when the computer is turned back on.
Integrated numeric keypad When num lk has been enabled, it can be used like an external
numeric keypad.
30 Chapter 4 Navigating using the keyboard, touch gestures and pointing devices