HP ProBook 645 G1 Notebook PC - Manual (Page 25)

Component Description
(3) Internal microphones (2) Record sound.
(4) Webcam light On: The webcam is in use.
(5) Webcam Records video and captures still photographs.
For information on using the webcam, access HP Support
Assistant. To access HP Support Assistant on the Start screen,
select the HP Support Assistant app.
(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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