HP ZBook 15 Mobile Workstation - Manual (Page 39)

Hot key combination Description
fn + f7 Increases speaker volume.
fn + f8 Mutes or restores microphone sound.
fn + 9 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 embedded numeric keypad or 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.
Using an optional external numeric keypad
Keys on most external numeric keypads function differently according to whether num lock is on or
off. (Num lock is turned off at the factory.) For example:
● When num lock is on, most keypad keys type numbers.
● When num lock is off, most keypad keys function like the arrow, page up, or page down keys.
When num lock on an external keypad is turned on, the num lock light on the computer is turned on.
When num lock on an external keypad is turned off, the num lock light on the computer is turned off.
To turn num lock on or off on an external keypad as you work:
▲ Press the num lk key on the external keypad, not on the computer.
Using the keyboard 29