![]() Wait one minute, plug in the source device, and then turn it on.Then Select the monitor display from the drop down under Display. Under Display Settings click the Settings Tab. Click Start and click Control Panel and then click on Personalization. Unplug the source device from the wall outlet or power strip. Connect a Standard VGA display to the computer and check if it works.If there's a signal the problem may be with the original input or source device.6) Repeat steps 4-5 for each device and HDMI port. ![]() 4) Plug one device to one HDMI port of your PC. 3) Plug the power cable back in the TV or monitor. 2) Unplug the power cable from the TV or monitor for about 10 minutes.
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