Troubleshooting 5-3
Table 5-1 System Troubleshooting
(continued)
Problem
Possible Cause
Action
Power is on, but there is
no screen display.
Brightness and contrast
controls are not correctly
set.
Monitor is off.
Monitor cable or power
cord is incorrectly
installed.
Configuration error.
Monitor is defective.
Defective video controller
module.
Adjust the brightness and contrast
controls.
Turn on the monitor.
Check all monitor connections.
Refer to the video module
documentation for more
information.
Try another monitor.
Replace the video module.