Wake-on-LAN feature is not functioning.
Cause Solution
6. Click the Configure button.
7. Click the Power Management tab, then select the check
box to Allow this device to wake the computer.
Network driver does not detect network controller.
Cause Solution
Network controller is disabled. 1. Run Computer Setup and enable network controller.
2. Enable the network controller in the operating system via
Device Manager.
Incorrect network driver. Check the network controller documentation for the correct
driver or obtain the latest driver from the manufacturer’s Web
site.
Network status link light never flashes.
NOTE: The network status light is supposed to flash when there is network activity.
Cause
Solution
No active network is detected. Check cabling and network equipment for proper connection.
Network controller is not set up properly. Check for the device status within Windows, such as Device
Manager for driver load and the Network Connections applet
within Windows for link status.
Network controller is disabled. 1. Run Computer Setup and enable network controller.
2. Enable the network controller in the operating system via
Device Manager.
Network driver is not properly loaded. Reinstall network drivers.
System cannot autosense the network. Disable auto-sensing capabilities and force the system into the
correct operating mode.
Diagnostics reports a failure.
Cause Solution
The cable is not securely connected. Ensure that the cable is securely attached to the network
connector and that the other end of the cable is securely
attached to the correct device.
The cable is attached to the incorrect connector. Ensure that the cable is attached to the correct connector.
There is a problem with the cable or a device at the other end
of the cable.
Ensure that the cable and device at the other end are operating
correctly.
Table D-12 Solving Network Problems (continued)
262 Appendix D Troubleshooting Without Diagnostics
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