HP ProBook 5220m Notebook PC - Manual (Page 48)

Function Hotkey
Display system information fn+esc
Initiate Sleep fn+f1
Open the Print Options window fn+f2
Open HP Power Assistant fn+f3
Switch the screen image fn+f4
Open FastLook fn+f5
Open the Web browser fn+f6
Decrease screen brightness fn+f7
Increase screen brightness fn+f8
Turn wireless features on and off fn+f9
Mute or restore speaker sound fn+f10
Decrease speaker volume fn+f11
Increase speaker volume fn+f12
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.
Displaying system information
Press fn+esc to display information about system hardware components and the system BIOS version
number.
In the Windows fn+esc display, the version of the system BIOS (basic input-output system) is displayed
as the BIOS date. On some computer models, the BIOS date is displayed in decimal format. The BIOS
date is sometimes called the system ROM version number.
Initiating Sleep
CAUTION: To reduce the risk of information loss, save your work before initiating Sleep.
Press fn+f1 to initiate Sleep.
When Sleep is initiated, your information is stored in system memory, the screen is cleared, and power
is conserved. While the computer is in the Sleep state, the power lights blink.
The computer must be on before you can initiate Sleep.
NOTE: If a critical battery level occurs while the computer is in the Sleep state, the computer initiates
Hibernation and the information stored in memory is saved to the hard drive. The factory setting for
critical battery action is Hibernate, but this setting can be changed using Power Options in Windows
Control Panel.
36 Chapter 3 Pointing devices and keyboard