Item

Component

Function

 

 

 

(1)

Ambient light sensor

Adjusts the screen brightness levels automatically,

 

 

based on surrounding lighting conditions.

 

 

 

(2)

Internal microphones (2)

Record sound..

 

 

 

(3)

Webcam light

On: The webcam is in use.

 

 

 

(4)

Webcam infrared (IR) lights (2)

Improve the webcam picture quality in low-light

 

 

conditions.

 

 

 

(5)

Webcam

Records video and captures still photographs.

 

 

 

(6)

Wireless antennas (2)

Send and receive signals from one or more wireless

 

 

devices. These antennas are not visible from the outside

 

 

of the computer.

 

 

NOTE: 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.

 

 

 

(7)

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.

Button

6

Chapter 2 External component identification