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12 User’s Guide
Troubleshooting
Problem Possible Cause Solution
Screen is blank. Power cord is
disconnected.
Connect the power cord.
“No Signal” is
displayed on
screen.
Monitor video cable is
disconnected.
Connect the 15-pin monitor
video cable to the computer.
Be sure that the computer
power is on.
“Out of Frequency”
is displayed on
screen.
Video resolution
and/or refresh rate are
set higher than what
your monitor
supports.
Restart your computer and
enter Safe Mode. Change
your settings to a supported
setting (see “Appendix B:
Technical Specifications” of
the Reference Guide on the
CD included with your
monitor). Restart your
computer so that the new
settings take effect.
Monitor is
overheating.
There is not enough
air space to allow
proper ventilation.
Leave at least 3 inches
(76 mm) of ventilation space
around the monitor, and do
not place objects on top of
the monitor.
306852-001.book Page 12 Wednesday, July 31, 2002 5:16 PM