Network Problems
Wireless Connections
The network activity light on the integrated network connector lets you verify that your connection is working and provides information on the status:
•Yellow — A good connection exists between a wireless network and the computer.
•Off — The computer is not detecting a connection to the network.
If the network connection is lost — The wireless router is offline or wireless has been disabled on the computer.
Check your wireless router to ensure it is powered on and connected to your data source (cable modem or network hub).
1.Save and close any open files, and exit any open programs.
2.Click Start 
→ Connect To.
Solving Problems
3.Follow the instructions on the screen to complete the setup.
Wired Connections
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 10/100 Mbps network and the computer.
•Off — The computer is not detecting a physical connection to the network.
If the network connection is lost — The cable is loose or damaged. Check the cable to ensure it is plugged in and not damaged.
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