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2
External component identification
Display
Item
Component
Description
(1)
WLAN antennas (2)*
Send and receive wireless signals to communicate
with WLANs (select models only).
(2)
WWAN antennas (2)*
Send and receive wireless signals to communicate
with WWANs (select models only).
(3)
Internal microphones (2)
Record sound.
(4)
Webcam light (select models only)
On: The webcam is in use.
Display
9