2–2 Maintenance and Service Guide
External component identification
Top components
Display components
Item Component Description
(1) Internal display switch Turns off the display if the display is closed while the computer is on.
(2) Wireless antennas (2) Send and receive wireless signals to communicate with WLANs.
✎
The antennas are not visible from the outside of the computer.
For optimal transmission, keep the areas immediately around the
antennas free from obstructions.
(3) Internal digital dual-array
microphones (2)
Record sound.
(4) Webcam light On: The webcam is in use.
(5) Webcam Records audio and video and captures still photographs.
✎
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.
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