Compaq Presario CQ42-400 Notebook PC User Guide - Windows 7 - Page 38

Using the hotkey, To use a hotkey command on the computer keyboard, follow either of these steps

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f10 f11 f12 prt sc Increases speaker volume incrementally when you hold down this key. Mutes or restores speaker sound. Turns the wireless feature on or off. NOTE: This key does not establish a wireless connection. To establish a wireless connection, a wireless network must also be set up. Takes a snapshot or picture of your computer screen and copies it to the clipboard. Using the hotkey A hotkey is a combination of the fn key (1) and the esc key (2). Pressing fn+esc displays information about system hardware components and the system BIOS version number. To use a hotkey command on the computer keyboard, follow either of these steps: ● Briefly press the fn key, and then briefly press esc. - or - ● Press and hold down the fn key, briefly press esc, and then release both keys at the same time. 28 Chapter 3 Pointing devices and keyboard

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f10
Increases speaker volume incrementally when you hold down this key.
f11
Mutes or restores speaker sound.
f12
Turns the wireless feature on or off.
NOTE:
This key does not establish a wireless connection. To establish a wireless
connection, a wireless network must also be set up.
prt sc
Takes a snapshot or picture of your computer screen and copies it to the clipboard.
Using the hotkey
A hotkey is a combination of the
fn
key
(1)
and the
esc
key
(2)
.
Pressing
fn+esc
displays information about system hardware components and the system BIOS version
number.
To use a hotkey command on the computer keyboard, follow either of these steps:
●
Briefly press the
fn
key, and then briefly press
esc
.
– or –
●
Press and hold down the
fn
key, briefly press
esc
, and then release both keys at the same time.
28
Chapter 3
Pointing devices and keyboard