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External component identification
Display components
Item Component Function
(1)
WWAN antennae (2) (select models only)* Send and receive wireless signals to communicate with
WWANs.
(2)
WLAN antenna (3) (select models only)* Send and receive wireless signals to communicate with
WLANs.
(3)
Ambient light sensor When activated, the sensor automatically adjusts the display
brightness based on the surrounding lighting conditions.
*The antennae are not visible from the outside of the computer. For optimal transmission, keep the areas immediately around the
antennae 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.
Display components 7