![](/images/new-backgrounds/1213176/213176263x1.webp)
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 |
| 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 | Ensure that the cable and device at the other end are |
end of the cable. | operating correctly. |
|
|
Network controller interrupt is shared with an expansion | Under the Computer Setup Advanced menu, change the |
board. | resource settings for the board. |
|
|
The network controller is defective. | Contact an authorized service provider. |
|
|