HP ZBook 17 G2 Maintenance And Service Manual page 21

Component
(2) Speakers (2)
(3) Wireless button
(4) Volume mute button
(5) Fingerprint reader
Description
See your power options. Select Start > Control Panel > System and
Settings > Power Options.
Linux:
1. Select Computer > Control Center.
2. In the left pane, click System, and then click Power
Management in the right pane.
Produce sound.
Turns the wireless feature on or off but does not establish a
wireless connection.
Mutes and restores speaker sound.
Allows a fingerprint logon to the operating system, instead of a
password logon.
Buttons and speakers 9