Button - HP Envy 15 Maintenance And Service Manual

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Button

6 Chapter 2 External component identification
Component
Ambient light sensor
Internal microphones (2)
Webcam light
Webcam infrared (IR) lights (2)
Webcam
Wireless antennas (2)
Internal display switch
Function
Adjusts the screen brightness levels automatically,
based on surrounding lighting conditions.
Record sound..
On: The webcam is in use.
Improve the webcam picture quality in low-light
conditions.
Records video and captures still photographs.
Send and receive signals from one or more wireless
devices. These antennas are not visible from the outside
of the computer.
NOTE: For optimal transmission, keep the areas
immediately around the antennas free from obstructions.
To see wireless regulatory notices, refer to the section of
the Regulatory, Safety and Environmental Notices that
applies to your country or region. These notices are
located in Help and Support.
Turns off the display and initiates Sleep if the display is
closed while the power is on.
NOTE: The internal display switch is not visible from
the outside of the computer.