This section provides troubleshooting
information for your computer. If you cannot
solve your problem using the following
guidelines, see "Using Support Tools" on
page 30 or "Contacting Dell" on page 41.
CAUTION: Only trained service personnel
should remove the computer cover. See
the Service Manual on the Dell Support
website at support.dell.com for advanced
If the wireless network connection is lost
— The wireless key combination may have
been unintentionally pressed, deactivating
your wireless connections. To turn on wireless,
— You can manage the Wireless LAN using
Windows Wireless Network Connections ,
accessed from the Control Panel.
— Interference may be blocking or interrupting
your wireless connection. Try moving the
computer closer to your wireless router.
If the network connection is lost — The cable
is loose or damaged. Check the cable to ensure
it is plugged in and not damaged.
The link integrity light on the integrated network
connector lets you verify that your connection is
working and provides information on the status:
Green — A good connection exists between
a 10-Mbps network and the computer.
Orange — A good connection exists between
a 100-Mbps network and the computer.