2 External component identification
Display
Item Component Description
(1) Internal display switch Turns off the display or initiates Suspend if the display is
closed while the power is on.
NOTE: The display switch is not visible from the outside
of the computer.
(2) WLAN antennas (3)* Send and receive wireless signals to communicate
with WLANs.
(3) Internal microphones (2) Record sound.
(4) Webcam light (select models only) On: The webcam is in use.
(5) Webcam (select models only) Records video and captures still photographs.
12 Chapter 2 External component identification
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