HP ProBook 6550b Maintenance And Service Manual page 29

Item Component
(1) Power button
(2) QuickLook button
(3) QuickWeb button
(4) Wireless button
(5) Volume mute button
(6)
Volume down button
(7) Volume up button
(8) Fingerprint reader
Description
When the computer is off, press the button to turn on
●
the computer.
When the computer is on, press the button to shut
●
down the computer.
When the computer is in the Sleep state (Windows
●
7 and Windows Vista) or Standby (Windows XP),
press the button briefly to exit Sleep or Standby.
When the computer is in Hibernation, press the
●
button briefly to exit Hibernation.
If the computer has stopped responding and Windows
shutdown procedures are ineffective, press and hold the
power button for at least 5 seconds to turn off the
computer.
To learn more about your power settings, select one of
the following:
In Windows 7 and Windows Vista: select Start >
●
Control Panel > System and Maintenance >
Power Options.
In Windows XP: select Start > Control Panel >
●
Performance and Maintenance > Power
Options.
When the computer is off, press the button to open
●
HP QuickLook.
When the computer is on, press the button to open
●
Software Setup.
NOTE:
If Software Setup is not available, the default
Web browser opens.
When the computer is off, press the button to open
●
HP QuickWeb.
● When the computer is on, press the button to open
the default Web browser.
Turns the wireless feature on or off but does not establish
a wireless connection.
Mutes and restores speaker sound.
Decreases computer volume.
Increases computer volume.
Allows a fingerprint logon to Windows, instead of a
password logon.
Top components 21