Buttons, Speakers, And Fingerprint Reader - HP Pavilion DV4-2155 Maintenance And Service Manual

Buttons, speakers, and fingerprint reader

Item Component
1 Speakers (2)
2 Power button*
3 Volume Mute button
4 Volume Scroll zone
5 Wireless button
Fingerprint Reader 
6
(select models only)
*This table describes factory settings. For information about changing factory settings, see the user guides located in Help and
Support.
Maintenance and Service Guide
Description
Produce sound.
When the computer is off, press the button to turn on the computer.
When the computer is on, press the button to initiate Sleep.
When the computer is in Sleep, press the button to exit Sleep.
When the computer is in Hibernation, press the button to exit Hibernation.
If the computer has stopped responding and Windows shutdown procedures
are ineffective, press and hold the Power button for at least five seconds to
shut down the computer.
To learn more about power settings, select Start > Control Panel > System
and Security > Power Options.
Mutes and restores speaker sound.
Adjusts speaker volume. To decrease volume, slide your finger to the left or
tap the minus sign on the scroll zone. To increase volume, slide your finger to
the right or tap the plus sign on the scroll zone.
Turns the wireless feature on or off but does not create a wireless
connection.
✎
A wireless network must be set up in order to establish a wireless
connection.
Allows a fingerprint logon to Windows, instead of a password logon.
External component identification
2–3