External component identification
Ambient light sensor
Internal microphones (2)
Webcam infrared (IR) lights (2)
Wireless antennas (2)
Internal display switch
Adjusts the screen brightness levels automatically, based on surrounding
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.
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
The internal display switch is not visible from the outside of the
Maintenance and Service Guide