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2
External component identification
Display components
Item Component Description
(1)
Internal display switch Turns off the display if the display is closed while the
computer is on.
NOTE: The location of the internal display switch varies
by computer model.
(2)
Wireless antennae (2 or 3, varying by computer
model)
Send and receive signals from one or more wireless devices.
These antennae are not visible from the outside of the
computer.
NOTE: For optimal transmission, keep the areas
immediately around the antennae 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.
(3)
Internal microphones (2) (select models only) Record sound.
4Chapter 2 External component identification