Keyboard And Wireless Status Lights - Dell Inspiron 640M Owner's Manual

K E Y B O A R D A N D W I R E L E S S S T A T U S L I G H T S
The green lights located above the keyboard indicate the following:
D I S P L A Y L A T C H E S — Keep the display closed.
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Turns on when the numeric keypad is enabled.
9
Turns on when the uppercase letter function is enabled.
A
Turns on when the scroll lock function is enabled.
Turns on when wireless networking is enabled. To enable
or disable wireless networking, press <Fn><F2>.
Turns on when a card with Bluetooth
technology is enabled.
NOTE:
The card with Bluetooth wireless technology is an
optional feature, so the
ordered the card with your computer. For more information,
see the documentation that came with your card.
To turn off only the Bluetooth wireless technology
functionality, right-click the
area and click Disable Bluetooth Radio.
To quickly enable or disable all wireless devices, press
<Fn><F2>.
®
wireless
light turns on only if you
icon in the notification