Troubleshooting your monitor:
*Now and again, you sit in front of the computer only to see a black
screen. The quick tips below will help to determine if the problem is serious:
Check to see that the power cord is plugged in tightly in back of the
monitor and that the power strip is turned on.
If you're already in windows move your mouse. Sometimes a power management
setting in the control panel is configured to turn off the monitor screen
after a set time. To change these settings, open the control panel from
the "Start" button and click on the "Power Options" to open a window similar
to the one below:
As you can see, several schemes can be chosen.
*To report a faulty monitor or video card, click here.
If moving the mouse doesn't help, turn the power off on the computer
and monitor and restart both after 30 seconds.
If you've tried the above steps and still have no image, swap the monitor
with a known working one and re start the computer. If your monitor was
bad, you will see text and images with the substituted monitor. If there
is still no image on the screen, the problem probably lies with the video
card inside of the computer and it will need to be replaced. To be certain
of this, try hooking your monitor up to another computer. If it works on
another machine, you've demonstrated that the video card has failed.