Acer Network Device Altos R520 User Manual
Page 146

5 Troubleshooting
136
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.
•
Network might be idle. Try accessing the server.
Server hangs when the drivers are loaded.
Change the PCI interrrupt settings.
There is problem with the application software.
Do the following:
•
Verify that the software is properly configured for the system. 
Refer to the software installation and operation documentation 
for instructions on setting up and using the software. 
•
Try a different version of the software to see if the problem is with 
the copy you are using. 
•
Make sure all cables are properly connected.
