2
External component identification
Display
Component
(1)
WLAN antennas (2)*
(2)
WWAN antennas (2)* (select models only)
(3)
Internal microphones (2)
(4)
Webcam light (select models only)
8
Chapter 2 External component identification
Description
Send and receive wireless signals to communicate with wireless
local area networks (WLAN).
Send and receive wireless signals to communicate with wireless
wide area networks (WWAN).
Record sound.
On: The webcam is in use.