Table 2-2  Left-side components and their descriptions (continued)
Component Description
(4) AC adapter and battery light ● White: The AC adapter is connected and the battery is fully 
charged.
● Amber: The AC adapter is connected and the battery is 
charging.
● Blinking amber: The battery has an error.
● O: The battery is not charging.
(5) Security cable slot Attaches an optional security cable to the computer.
NOTE: The security cable is designed to act as a deterrent, but 
it might not prevent the computer from being mishandled or 
stolen.
Display
The computer display can include essential components such as antennas, cameras, and microphones.
Table 2-3  Display components and their descriptions
Component Description
(1) WLAN antennas* Send and receive wireless signals to communicate with wireless local 
area networks (WLANs).
(2) WWAN antennas* Send and receive wireless signals to communicate with wireless wide 
area networks (WWANs).
(3) Internal microphones Record sound.
(4) Camera light(s) On: One or more cameras are in use.
Display 7