HP ProBook 4740s Notebook-PC - Manual (Page 40)

Hotkey combination Description
fn+f7 Mutes or restores speaker sound.
fn + f8 Decreases speaker volume.
fn + f9 Increases speaker volume.
fn+f10 Plays the previous track of an audio CD or the previous section of a DVD or a BD.
fn+f11 Plays, pauses, or resumes an audio CD, a DVD, or a BD.
fn+f12 Plays the next track of an audio CD or the next section of a DVD or a BD.
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 embedded numeric keypad
Component Description
(1) fn key Turns the embedded numeric keypad on and off when pressed in
combination with the
num lk key.
NOTE: The embedded numeric keypad will not function while
an external keyboard or numeric keypad is connected to the
computer.
(2) Embedded numeric keypad When the keypad is turned on, it can be used like an external
numeric keypad.
Each key on the keypad performs the function indicated by the
icon in the upper-right corner of the key.
(3) num lk key Turns the embedded numeric keypad on and off when pressed in
combination with the
fn key.
NOTE: The keypad function that is active when the computer is
turned off is reinstated when the computer is turned back on.
Turning the embedded numeric keypad on and off
Press fn + num lk to turn on the embedded numeric keypad. Press fn + num lk again to turn off the
keypad.
NOTE: The embedded numeric keypad is turned off while an external keyboard or numeric keypad
is connected to the computer.
30 Chapter 4 Keyboard and pointing devices