Dell Alienware 17 R4 - Service Reference Information; Required Service Tools

1 Left microphone
Provides digital sound input for audio recording and voice calls.
2 Infrared emitter
Emits infrared light, which enables the infrared camera to sense depth and
track motion.
NOTE: The infrared emitter blinks to detect the user’s presence. To
stop the emitter from blinking, turn off the Tobii Aware. For more
information about the Tobii Aware, see Tobii Aware.
3 Infrared camera
Depth-sensing feature of the camera enhances security when paired with
Windows Hello face authentication.
4 Camera
Enables you to video chat, capture photos, and record videos.
5 Camera-status light
Turns on when the camera is in use.
6 Right microphone
Provides digital sound input for audio recording and voice calls.
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