Acer Altos R720 Series - Manual (Page 152)

5 Troubleshooting 142
Problems with the network
Network status indicator does not light.
Do the following:
• Check the cabling and network equipment to make sure that all
cables are properly connected.
• Reinstall the network drivers.
• Try another port or hub on the switch.
Diagnostics pass but the connection fails.
Make sure the network cable is securely attached.
The controller stopped working when an adapter was installed.
• Make sure the cable is connected to the port from the onboard
network controller.
• Make sure the other adapter supports shared interrupts and your
OS supports shared interrupts.
• Try reseating the adapter.
The adapter stopped working without apparent cause.
• Try reseating the adapter first, then try a different slot if necessary.
• The network files driver may be corrupt or deleted. Delete and
reinstall the drivers.
• Run the diagnostics.
Network activity indicator does not light.
Do the following:
• Make sure the correct network drivers are loaded on the system.