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5 Troubleshooting
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Server hangs when the drivers are loaded.
• Change the PCI interrrupt settings.
External device connected to a USB connector does not work.
Do the following:
• Reduce the number of external devices connected to a USB hub.
• Refer to the documentation that comes with the device.
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?
• Are the brightness and contrast controls on the video monitor
properly adjusted?
• Is the video monitor signal cable properly installed?
• Does this video monitor work correctly if plugged into a different
system?
• Is the onboard video controller enabled in the BIOS?