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2
External component identification
Display
Item
(1)
(2)
(3)
(4)
(5)
4
Chapter 2 External component identification
Component
Internal display switch
WLAN antennas (2)*
Proximity sensors (2)*
Internal microphones (2)
Webcam light
Description
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.
Send and receive wireless signals.
Detect your presence in front of the computer and turn on
the radiance backlight keyboard feature.
Record audio, automatically reducing ambient noise and
providing echo cancellation.
On: The webcam is active.
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