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Using the hotkey – HP Compaq Presario CQ42-152TU Notebook PC User Manual

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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.

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Chapter 3 Pointing devices and keyboard