HP (Hewlett-Packard) EX691UA-NOOS ユーザーズマニュアル

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Initiate QuickLock (fn+f6)
Press 
fn+f6
 to initiate the QuickLock security feature. 
QuickLock protects your information by displaying the operating system Log On window. While the
Log On window is displayed, the computer cannot be accessed until a Windows user password or a
Windows administrator password is entered.
NOTE
Before you can use QuickLock, you must set a Windows user password or a
Windows administrator password. For instructions, refer to the Help and Support Center.
To use QuickLock, press 
fn+f6
 to display the Log On window and lock the computer. Then follow the
instructions on the screen to enter your Windows user password or your Windows administrator
password and access the computer.
Decrease screen brightness (fn+f7)
Press 
fn+f7
 to decrease screen brightness. Hold down the hotkey to decrease the brightness level
incrementally.
Increase screen brightness (fn+f8)
Press 
fn+f8
 to increase screen brightness. Hold down the hotkey to increase the brightness level
incrementally.
Play, pause or resume an audio CD or a DVD (fn+f9)
The 
fn+f9
 hotkey functions only when an audio CD or a DVD is inserted. If the audio CD or the DVD is
Not playing, press 
fn+f9
 to begin or resume the play.
Playing, press 
fn+f9
 to pause the play.
Stop an audio CD or a DVD (fn+f10)
Press 
fn+f10
 to stop the play of an audio CD or a DVD.
Play previous track or section of an audio CD or a DVD (fn+f11)
While an audio CD or a DVD is playing, press 
fn+f11
 to play the previous track of the CD or the
previous section of the DVD.
Play next track or section of an audio CD or a DVD (fn+f12)
While an audio CD or a DVD is playing, press 
fn+f12
 to play the next track of the CD or the next
section of the DVD.
ENWW
Keyboard
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