Dell XPS 18 (1810, Early 2013) - Manual (Page 7)

Feature Functionality
6 Volume-down button • Press to decrease the volume by one
level.
• Press and hold to continuously decrease
the volume.
7 Volume-up button • Press to increase the volume by one
level.
• Press and hold to continuously increase
the volume.
8 Camera-status light Turns on when camera is active.
9 Front-facing camera • Capture a front-view picture or record
videos.
• Make video calls with web applications,
such as Skype.
10 Ambient-light sensor Automatically adjusts the brightness of the
display’s backlight based on surrounding
light levels.
11 Windows button • Press to access/show the Windows Start
screen.
• Press for quick access to the most
recently used application or most
recently viewed screen.
Features │ 7