Component
Description
(8)
Bluetooth compartment
Contains a Bluetooth device.
(9)
Vents (2)
Enable airflow to cool internal components.
NOTE:
The computer fan starts up automatically to cool internal
components and prevent overheating. It is normal for the internal
fan to cycle on and off during routine operation.
Wireless antennas (select models only)
The antennas send and receive signals from one or more wireless devices. These antennas are not
visible from the outside of the computer.
Component
Description
(1)
WLAN antennas (2)*
Send and receive wireless signals to communicate with wireless
local area networks (WLANs).
(2)
WWAN antennas (2)*
Send and receive wireless signals to communicate with wireless
wide area networks (WWANs).
*The antennas are not visible from the outside of the computer. For optimal transmission, keep the areas immediately around
the antennas free from obstructions.
To see wireless regulatory notices, refer to the section of the
Regulatory, Safety and Environmental
Notices
that applies to your country or region. These notices are located in Help and Support.
20
Chapter 2 External component identification
