HP ProBook 450 G1 Notebook PC - Manual (Page 23)

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NOTE: Refer to the illustration that most closely matches your computer.
Component Description
(1) WLAN antennas (2)* (select models only) Send and receive wireless signals to communicate with wireless
local area networks (WLAN).
(2) WWAN antennas (2)* (select models only) Send and receive wireless signals to communicate with wireless
wide area networks (WWAN).
(3) Internal microphones (2) (select models only) Record sound.
(4) Webcam light (select models only) On: The webcam is in use.
(5) Webcam (select models only) Records video and captures still photographs.
To use the webcam, from the Start screen, type c, and then
select CyberLink YouCam from the list of applications.
(6) Internal display switch Turns off the display or initiates Sleep if the display is closed
while the power is on.
NOTE: The display switch is not visible on the outside of the
computer.
*The antennas are not visible on 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 the user guides, select the HP Support Assistant
app on the Start screen, select My computer, and then select User guides.
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