HP Laptop User Manual page 24

Component
(8) Keyboard light
*The antennas are not visible from the outside of the computer. For optimal transmission, keep the areas immediately
around the antennas free from obstructions. To see wireless regulatory notices, see the section of the Regulatory, Safety,
and Environmental Notices that applies to your country or region. To access this guide, from the Start screen, select the HP
Support Assistant app, select My computer, and then select User guides.
Component
(1) Internal display switch
(2) WLAN antennas (2)*
(3) WWAN antennas (2)* (select models only)
(4) Internal microphones (2) (select models only)
(5) Webcam light (select models only)
14 Chapter 2 Getting to know your computer
Description
Illuminates the keyboard, especially in low-light conditions.
Description
Turns off the display or initiates Sleep if the display is closed
while the power is on.
NOTE: The display switch is not visible from the outside of the
computer.
Send and receive wireless signals to communicate with wireless
local area networks (WLAN).
Send and receive wireless signals to communicate with wireless
wide area networks (WWAN).
Record sound.
NOTE: Only models equipped with a webcam have 2 internal
microphones. Models without a webcam have only 1 internal
microphone.
On: The webcam is in use.