HP Probook 6450 B User Guide

To use a hotkey command on the computer keyboard, follow either of these steps:
●Briefly press the fn key, and then briefly press the second key of the hotkey command.
– or –
●Press and hold down the fn key, briefly press the second key of the hotkey command, and then
release both keys at the same time.
Hotkey Description
fn+escescDisplays information about system hardware components and the system BIOS
version number.
fn+f3Initiates Sleep, which stores your information in system memory. The screen...

Hotkey Description
fn+f9Decreases the screen brightness level incrementally.
fn+f10Increases the screen brightness level incrementally.
42 Chapter 3   Pointing devices and keyboard 

Using HP QuickLook 3
QuickLook 3 allows you to save calendar, contact, inbox, and task information from Microsoft Outlook
to the hard drive of your computer. Then, when the computer is off, you can press the QuickLook button
on the computer to view this information without waiting for the operating system to restart.
Use QuickLook 3 to manage contact information, calendar events, e-mail information, and tasks without
restarting your computer.
NOTE:QuickLook 3 does not support the Sleep state or...

ComponentDescription
(2)Embedded numeric keypadWhen the keypad has been enabled, it can be used like an external
numeric keypad.
(3)num lk key Enables/disables the embedded numeric keypad when pressed in
combination with the fn key.
Enabling and disabling the embedded numeric keypad
Press fn+num lk to enable the embedded numeric keypad. Press fn+num lk again to return the keys to
their standard keyboard functions.
NOTE:The embedded numeric keypad will not function while an external keyboard or numeric...

ComponentDescription
(1)num lk keyAlternates between the navigation and numeric functions on the
integrated numeric keypad.
NOTE:The keypad function that is active when the computer is
turned off will be reinstated when the computer is turned back on.
(2)Integrated numeric keypad Can be used like the keys on 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...

4 Multimedia
Multimedia features
Your computer includes multimedia features that allow you to listen to music and view pictures. Your
computer may include the following multimedia components:
●Optical drive for playing audio and video discs
●Integrated speakers for listening to music
●Integrated microphones for recording your own audio
●Integrated webcam that allows you to capture and share video
●Preinstalled multimedia software that allows you to play and manage your music, movies, and
pictures...

◦To increase volume, press and hold the volume up button (3) until the desired volume level
is reached. You can also tap the volume up button.
●Windows volume control:
a.Click the Speakers icon in the notification area, at the far right of the taskbar.
b.Increase or decrease the volume by moving the slider up or down. Click the Mute
Speakers icon to mute the volume.
– or –
a.Right-click the Speakers icon in the notification area, at the far right of the taskbar, and then
click Open Volume Mixer.
b.In the...

Accessing your preinstalled multimedia software
To access preinstalled multimedia software:
▲Select Start > All Programs, and then open the multimedia program you want to use.
NOTE:Some programs may be located in subfolders.
NOTE:For details about using software included with the computer, refer to the software
manufacturer’s instructions. These instructions may be provided with the software, on disc, or on
the manufacturer’s Web site.
Installing multimedia software from a disc
To install any multimedia...

Audio
Your computer enables you to use a variety of audio features:
●Play music using your computer speakers and/or connected external speakers
●Record sound using the internal microphones or connect an external microphone
●Download music from the Internet
●Create multimedia presentations using audio and images
●Transmit sound and images with instant messaging programs
●Stream radio programs (select models only) or receive FM radio signals
●Create or “burn” audio CDs
Connecting external audio devices...

NOTE:For best results when recording, speak directly into the microphone and record sound in a
setting free of background noise.
▲To confirm or change the audio settings on your computer, select Start > Control Panel  >
Hardware and Sound > Sound.
50 Chapter 4   Multimedia