Acer Altos R910 - Manual (Page 147)

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• 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.
• If other software runs correctly on the system, contact your vendor
about the defective software.
No characters appear on the screen.
Check the following:
• Is the keyboard functioning? Test it by turning the “Num Lock”
function on and off to make sure the Num Lock light is
functioning.
• Is the video monitor plugged in and turned on? If you are using a
switch box, is it switched to the correct system?