![](http://pdfasset.owneriq.net/8/ea/8ea55a76-d083-43dd-8e80-73a23b1aef1a/8ea55a76-d083-43dd-8e80-73a23b1aef1a-bg11.png)
2 External component identification
Display
Component Description
(1) WWAN antennas (2)* (select models only) Send and receive wireless signals to communicate with wireless
wide-area networks (WWAN).
(2) WLAN antennas (2)* Send and receive wireless signals to communicate with wireless
local area networks (WLAN).
(3) Internal microphone(s) (1 or 2 depending on
model)
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.
To use the webcam, select Start > All Programs > Music,
Photos and Videos>WebCam Companion.
Display 9