HP EliteBook 800 EliteBook 820 G4 Notebook PC EliteBook 828 G4 Notebook PC Mai - Page 22

Using the hot keys, To use a hot key, Press the, key

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Using the hot keys To use a hot key: ▲ Press the fn key, and then press one of the keys listed in the following table. Press fn+function key Description 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. Turns the backlight keyboard off or on. NOTE: To conserve battery power, turn off this feature. Switches the screen image among display devices connected to the system. For example, if a monitor is connected to the computer, repeatedly pressing 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. Decreases the screen brightness incrementally as long as you hold down the key. Increases the screen brightness incrementally as long as you hold down the key. Mutes or restores speaker sound. Decreases speaker volume incrementally while you hold down the key. Increases speaker volume incrementally while you hold down the key. Mutes the microphone. Turns the wireless feature on or off. NOTE: A wireless network must be set up before a wireless connection is possible. R Pauses or breaks an operation. This replaces the break key. C Locks cell. This replaces the scroll lock key. S Sends a programming query. This replaces the sys rq key. 12 Chapter 2 External component identification

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Using the hot keys
To use a hot key:
▲
Press the
fn
key, and then press one of the keys listed in the following table.
Press
fn
+function key
Description
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.
Turns the backlight keyboard
off
or on.
NOTE:
To conserve battery power, turn
off
this feature.
Switches the screen image among display devices connected to the system. For example, if a monitor is
connected to the computer, repeatedly pressing
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.
Decreases the screen brightness incrementally as long as you hold down the key.
Increases the screen brightness incrementally as long as you hold down the key.
Mutes or restores speaker sound.
Decreases speaker volume incrementally while you hold down the key.
Increases speaker volume incrementally while you hold down the key.
Mutes the microphone.
Turns the wireless feature on or
off.
NOTE:
A wireless network must be set up before a wireless connection is possible.
R
Pauses or breaks an operation. This replaces the break key.
C
Locks cell. This replaces the scroll lock key.
S
Sends a programming query. This replaces the sys rq key.
12
Chapter 2
External component
identification