HP EliteBook 840 G6 Maintenance And Service Manual page 25

Table 2-6 Buttons, speakers, and fingerprint reader and their descriptions (continued)
Component
(2) Vents (2)
(3) Speakers (2)
(4) Fingerprint reader (select
products only)
Description
If the computer has stopped responding and 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, see your power options.
▲ Right-click the Power meter icon
Enable airflow to cool internal components.
NOTE: The computer fan starts up automatically to cool internal components
and prevent overheating. It is normal for the internal fan to cycle on and off during
routine operation.
Produce sound.
Allows a fingerprint logon to Windows, instead of a password logon.
▲ Swipe down across the fingerprint reader.
IMPORTANT: To prevent fingerprint logon issues, make sure when you
register your fingerprint that all sides of your finger are registered by the
fingerprint reader.
and then select Power Options.
Keyboard area 15