Network driver does not detect network controller.
Cause | Solution | |
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Network controller is disabled. | 1. | Run Computer Setup and enable network controller. |
| 2. | Enable the network controller in the operating system via |
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| Device Manager. |
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Incorrect network driver. | Check the network controller documentation for the correct | |
| driver or obtain the latest driver from the manufacturer’s Web | |
| site. | |
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Network status link light never flashes.
NOTE: The network status light is supposed to flash when there is network activity.
Cause | Solution |
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No active network is detected. | Check cabling and network equipment for proper connection. |
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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. |
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Network controller is disabled. | 1. Run Computer Setup and enable network controller. |
| 2. Enable the network controller in the operating system via |
| Device Manager. |
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Network driver is not properly loaded. | Reinstall network drivers. |
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System cannot autosense the network. | Disable |
| correct operating mode. |
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Diagnostics reports a failure. |
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Cause | Solution |
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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. |
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The cable is attached to the incorrect connector. | Ensure that the cable is attached to the correct connector. |
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There is a problem with the cable or a device at the other end | Ensure that the cable and device at the other end are |
of the cable. | operating correctly. |
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Network controller interrupt is shared with an expansion | Change the resource settings for the board in Computer |
board. | Setup. |
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The network controller is defective. | Contact an authorized service provider. |
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