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No Display on
If your monitor does not display information after system
Monitor
startup, see Table 12–14.
Table 12–14 Monitor Display Problems
Possible Cause
Monitor is not plugged in.
Monitor is not turned on.
Contrast and brightness
controls are too dark to see
the screen display.
System board or graphics
board failure.
Monitor cable or video cable
is not connected.
Monitor fuse is blown.
Defective monitor.
Display Problems
Corrective Action
Plug the monitor power cord into a
power outlet of the correct voltage.
Check the monitor on/off switch.
Check that the monitor power cord
is connected at both ends.
Adjust the contrast and brightness
controls. Refer to the monitor guide for
more information.
Refer to Chapter 13 for information on
running diagnostic tests.
Check that the monitor cable and video
cable are connected at both ends.
See your monitor guide for fuse
replacement instructions.
Contact your Digital service
representative.
Identifying a Problem 12–23
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