2 External component identification
Display
Component
Description
(1)
Internal display switch
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.
(2)
WLAN antennas (2)*
Send and receive wireless signals to communicate with wireless
local area networks (WLANs).
(3)
Internal microphones (2)
Record sound.
(4)
Ambient light sensor
Automatically adjusts the display brightness based on the lighting
conditions in your environment.
4
Chapter 2 External component identification
