About Your Computer: Dell Latitude ATG D620 User's Guide
Turns on when the numeric keypad is enabled.
Turns on when the uppercase letter function is enabled.
Turns on when the scroll lock function is enabled.
volume control buttons —
Press these buttons to adjust the volume.
ambient light sensor —
Detects available environmental light and automatically increases or decreases the
display backlighting to compensate for low-light and high-light environments. Press the <Fn> and left-arrow
key to enable or disable the sensor (see
Using the Ambient Light Sensor
).
mute button —
Press this button to turn off the volume.
keyboard illumination lights —
Press <Fn> and the right-arrow key to toggle on and off these lights for
illumination of the keyboard in low-light environments.
file:///H|/My%20Documents/Cellular/User%20Guides/Notebooks/D620%20ATG/about.htm (5 of 14)4/13/2007 4:36:33 PM