If a monitor does not power on or not display anything from the computer the following troubleshooting steps can help. If a laptop's built in screen isn't showing anything see the related Laptop Power and Laptop Startup articles.
This Article Covers:
- Nothing is displaying on the monitor.
- The monitor displays a message about "No Signal"
Troubleshooting
Is the monitor's LED power light on? What color is it?
- Blue - The monitor is on and getting a signal.
- If the monitor is still black this indicates the computer is showing a black screen. Try restarting the computer to see if it resolves it.
- Orange - Indicates the monitor is not getting a signal from the computer.
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The computer is powered on.
- The video cable connecting the computer (or dock) to the monitor is secure.
- Try reseating the cable even if it appears secure.
- On certain monitors you need to check what input it is set to. Most monitor's at JCU should autodetect the input.
- However, if it’s connected to a docking station try power cycling the dock by unplugging the power cord to it and replugging it.
- If the above doesn't help a technician should:
- Try a different video cable.
- Try a different monitor.
- Try a different computer.
- Update drive for the Dock using Lenovo Vantage
- No LED - monitor is not getting power.
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Confirm that the monitor's power cord is securely plugged in.
- Try plugging the power cord into a different outlet.
- Try a different power cable.
- Contact the service desk to have the monitor replaced.