External Component Identification; Display - HP ProBook 4540s Maintenance And Service Manual

2

External component identification

Display

Component
(1) WWAN antennas (2)* (select models only)
(2) WLAN antennas (2)*
(3) Internal microphone(s) (1 or 2 depending on
model)
(4) Webcam light (select models only)
(5) Webcam (select models only)
Description
Send and receive wireless signals to communicate with wireless
wide-area networks (WWAN).
Send and receive wireless signals to communicate with wireless
local area networks (WLAN).
Record sound.
On: The webcam is in use.
Records video and captures still photographs.
To use the webcam, select Start > All Programs > Music,
Photos and Videos>WebCam Companion.
Display 9